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Order and nomenclature follows BOU/IOC v10.2 (2021)
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Capercaillie Tetrao urogallus
Reports were of a ♂ on Inchtavannach 9 Jan, a ♂ Inchconnachan 18 Feb, and 3 (1 ♂) on Inchmoan 18 Feb (EB,HB). The census on the four Loch Lomond islands was called off due to FMD restrictions, but a brood count produced 5 broods totalling 10 young on 19-20 July (CMW et al).
Black Grouse Lyrurus tetrix
Reports in 2001 consisted of 3 ♂♂ Glen Fruin 7 Jan, 1 ♂ on 18 Jan, 29 Jan and 11 Feb, 7 (5 ♂♂) on 6 Apr, 12 (7 ♂♂) on 8 Apr, 9 (6 ♂♂) on 9 Apr, 11 (8 ♂♂) on 24 Apr, 1 ♀ on 26 Apr, 4 (3 ♂♂) on 5 May, 4 (3 ♂♂) on 6 May, a pr on 15 July, 2 ♂♂ on 17 July, 4 on 22 July, 9 ♀♀ on 21 Oct, 2 ♀♀ on 24 Oct, 4 ♀♀ on 11 Nov (EB,HB,JAD,JCD et al), a ♂ Dumbrock Muir on 19 Jan (ECD), 4 ♂♂ on 28 Jan, 2 ♀♀ on 30 Jan, a pr on 26 Mar, a ♀ on 24 Apr, 5 (1 ♂) on 27 Apr, 2 ♀♀ on 30 Apr, 1 on 12 Sep, 3 ♀♀ on 8 Nov, 4 (1 ♂) on 27 Nov, a ♂ on 1 Dec, 4 (2 ♂♂) on 6 Dec, 7 (3 ♂♂) on 22 Dec, 8 (4 ♂♂) on 28 Dec, 13 (5 ♂♂) on 29 Dec (GJB,AGJ et al), 3 ♂♂ Queen's View 26 Jan (GJB), 2 ♀♀ Devol Moor 3 Feb (IPG), a ♂ Ardochrig 3 Feb and 10 May (FG), 3 ♂♂ feeding on birch trees Abies Loch 25 Feb (JAG), 6 (3 ♂♂) Ben Lomond 11 May (AE), 3 ♂♂ Rosneath peninsula ?in July? (PMVB), a ♂ Mount Pisgah, Loch Thom 7 Oct (MMcG), 3 (2 ♂♂) Cashel on 26 Oct, 4 (1 ♂♂) on 2 Dec (MCR), a ♀ on 16 Dec (ECD), 12 Peel Hill 16 Nov (JCM), 5 (4 ♂♂) on 25 Nov, 9 (8 ♂♂) on 26 Nov, 7 (5 ♂♂) on 3 Dec, 3 (2 ♂♂) on 4 Dec, 4 ♂♂ on 5 Dec, 8 ♂♂ on 6 Dec at 0930 hrs, 13 (11 ♂♂) on 6 Dec at 1130 hrs, 8 ♂♂ on 7 Dec, 11 (9 ♂♂) on 7 Dec, 7 (6 ♂♂) on 8 Dec (AR), 4 ♀♀ Carron Valley Forest 28 Nov (RKP), 2 ♂♂ Helensburgh Muir on 29 Nov (ECD,FH), and a ♂ at Clovenstone on 13 Dec (per RSPB).
Ptarmigan Lagopus muta
Reports were all on Ben Lomond: 4 on 18 Feb, 2 on 27 May (FH), a pr b/2 on 23 June (ECD), 6 juvs on 15 Aug (AE), and 2 on 4 Sep (ECD).
Red Grouse Lagopus lagopus
Winter-spring reports included 2 Misty Law 11 Jan (ECD), 9 Whitelee Forest at Ardochrig 19 Jan (FG), 2 Burncrooks Resr 20 Jan, 1 Carron Valley Resr 2 Feb (GJB).
Breeding season reports involved 8 Carman Hill 17 Apr (JAD,JCD), several calling ♂♂ Ardochrig 16 May (FG), a poor season Mistylaw, Queenside and Duchal Moors, low nos of breeding adults and very poor productivity (IPG), and 1 bird Little Saughen Brae, Kilpatrick Braes 3 July (ADW). Reports of broods involved a ♀ with almost full-grown b/4 Gall Moss 13 July (IPG), and a pr b/5 Carron Valley Resr 12 June (GJB).
Autumn-winter reports included 6 Queenside Muir 29 Aug, 8 Whitelees Moor 6 Sep (ECD), 4 Carron Valley Resr 11 Sep (GJB), 8 Craig Minnan 24 Sep (ECD), 2 Fannyside Lochs 15 Oct (ADW,AJY), 4 prs Tinto on 12 Dec (SRi), and 6 on the Kilpatrick Braes on 22 Dec (FH).
Red-legged Partridge Alectoris rufa
Reports were of 2 Crow Road, Lennoxtown 28 Apr (JLT), 250 released Endrick Mouth in July (per JM), 1 there on 6 Aug (GJB), 4 Garvald Quarry 8 Sep (HEMD), 5 on 28 Sep (AMcA), and 6 at Westfield on 7 Oct (RDM).
Grey Partridge Perdix perdix
Winter-spring reports included 2 Brownsfield I E on 10 Jan (ECD), 3 Bridge of Weir-Kilmacolm cycle path 8 Feb (WB), 8 Allander Toll 9 Feb (TPD), 1 Millichen Flood 21 Feb, 2 on 14 Mar (GJB), and a ♂ calling at Balgray Resr on 2 Feb (JJS).
Breeding season reports were of 2 prs Cardowan Moss (SL), a pr at Millichen Flood on 4 Apr and 8 June, 1 West Ferry 13 Apr (GJB), and a pr at Loch Ardinning on 24 Apr (DAC).
Autumn-winter reports included 3 Possil Marsh 3 Nov (JJM), 8 on the Cardowan colliery landscaped bing 31 Oct (FJM), 4 Millichen Flood 11 Oct, 7 on 9 Nov, 8 on 27 Nov (GJB), 2 Greengairs 8 Dec (JJM), 3 Dillarburn 16 Dec (JND,ADW), 8 Town of Inchinnan 29 Dec (ECD), and 3 at Baads, Forrestburn Resr on 29 Dec (JND,ADW).
Quail Coturnix coturnix
Reports involved a calling ♂ at Cloch Point Caravan Park around 0330 hrs on 9 July (FG), then nearby one flushed on an upland bog 200 metres northeast of Crawhin Resr on 14 July (IPG), and single(s) calling at two separate locations at Cashel on 10 July and 13 July (MCR).
Pheasant Phasianus colchicus
Reports included counts of 11 at Garvald Quarry 17 Mar (AMcA), 30 along B832 Helensburgh-A82 Loch Lomond road on 22 Mar (JTT), 24 Endrick Mouth 9 Oct, an albino individual there on 24 Dec (JTT), and 56 at Barscube Hill on 31 Oct (DSF). Breeding reports included a ♀ with b/3 Mugdock Country Park 10 July (AMcN), and a ♀ b/3 Baron's Haugh 29 July (JJM).
Brent Goose Branta bernicla
All reports were of pale-bellied B b hrota: 4 at Lunderston Bay on 30 Sep (FG), possibly same 4 at Rhu 2-5 Oct (HS,PC,JAP-M), presumed 3 of same flock on shore at Lithgow yard Port Glasgow 7 Oct (ADW), 1 Carstairs 7 Oct (RDM), and 1 in Ardmore North Bay on 26 Oct (JTT).
Canada Goose Branta canadensis
Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are provided in the following table (per JSW,VW):
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 187 | 136 | 3 | 25 | 29 | 189 | 186 | 60 | 77 | 138 | 286 | 515 |
| Sites recorded | 12 | 10 | 1 | 4 | 5 | 7 | 9 | 7 | 4 | 10 | 11 | 10 |
| Rowbank Reservoir | 0 | 0 | - | - | - | - | - | - | 0 | 0 | 100 | 207 |
| Rossdhu Bays (N & S) | 37 | 28 | - | - | - | 140 | 121 | 0 | 0 | 1 | 3 | 41 |
| Endrick Mouth | 0 | 45 | - | - | - | - | - | - | - | 6 | 16 | 129 |
| Hillend Reservoir | 22 | 24 | - | - | - | - | - | - | - | 1 | 38 | 41 |
| Kilmardinny Loch | 22 | 2 | - | 20 | 18 | 22 | 21 | 22 | 21 | 20 | 22 | 24 |
| Helensburgh Reservoirs | 9 | 6 | - | - | - | 0 | 0 | 0 | 0 | 0 | 79 | 37 |
| Leperstone Reservoir | 0 | 0 | - | - | - | - | - | - | 0 | 76 | 2 | 0 |
| Auchendores Reservoir | 0 | 0 | - | - | - | - | - | - | 54 | 6 | 0 | 0 |
Other winter-spring reports included 75 Reivoch Farm 6 Jan (IPG), 72 on 14 Jan (DACa), 15 on 27 Jan (IPG), 51 on 4 Feb (JTT), 53 on 18 Feb (IPG), 43 Balmaha 15 Jan, 30 Sallochy 15 Jan (NB), 50 Helensburgh Skating Pond 2 Feb (BR), 42 Midross 2 Feb, 41 Inveruglas 9 Feb (JTT), 35 Arden, Loch Lomond 17 Feb (JAD,JCD), and 1 pr Loch Thom island 25 Mar (IPG).
Breeding season reports included 2 prs Bishop Loch, b/3 on 26 June (GCC), 6 prs Loch Thom 1‑7 Apr, flock 19 ads 1 July (IPG), 3 prs incl 1 pr with nest Broadwood Loch 16 Apr (JND,ADW). The following breeding pairs were reported:
| Site | Pairs | Young | Obs | Site | Pairs | Young | Obs |
| Bishop Loch | 2 | b/3 | GCC | Kilmardinny Loch | 1 | 6 | GJB |
| Broadwood Loch | 1 | 5 | SWT | Loch Ardinning | 1 | 2 | AMcN |
| Burncrooks Reservoir | 1 | 1 | AMcN | Loch Thom | 6 | - | IPG |
| Cochno Loch | 1 | 0 | JJM | Mugdock Loch | 2 | 9 | GJB |
| Harelaw Dam | 1 | 6 | J&VW | Shepherd's Pool | 1 | 0 | FL |
Summer-winter reports included 130 Endrick Mouth 12 July (MMcG,JTT), 16 Strathclyde Country Park 12 July (JCM), 23 (incl an injured bird) Balgray Resr 5-6 Aug (JSW,VW), 20 Ross Priory 6 Aug (JCM), 17 at Carbarns Pool 7 Aug (GJB), 44 Gadloch 17 Aug (ADW), max 210 at Millichen Flood 18 Aug (TPD), 19 Newshot Island 23 Aug, a Clyde area site record count of 309 at Milton Island on 25 Aug, 59 Gadloch 27 Aug (IPG), 40 W over Langbank 28 Aug (DSF), 40 over Erskine Bridge on 29 Aug (DLC), 12 Hogganfield Loch 4 Oct (GCC), 154 leaving roost there at dawn on 11 Oct (FJM), 25 over Mugdock village on 6 Oct (AGJ), 87 at Carron Valley Resr 6 Oct (DAC), 71 Leperstone Resr 7 Oct (ADW), 30 at Black Cart Water 18 Oct (GTW), 45 Burncrooks Resr 19 Oct (NB), 47 over Strathgryfe towards Gryfe No.2 Resr at dusk 26 Oct (ADW), 53 Helensburgh Skating Pond 27 Oct, 89 on 4 Nov (CCMacL), 25 Burncrooks Resr 28 Oct (GJB), 100 Windyhill-Rowbank Resr 10 Nov, 207 Reivoch-Windyhill 15 Dec (IPG), 8 at Gallangad Farm 1 Dec (JAD,JCD), and 129 at Gartfairn Farm on 24 Dec (JTT).
Barnacle Goose Branta leucopsis
Winter-spring reports involved 1 at the Endrick Mouth on 26 Jan (GJB), 3 Kilmaronock 8 Feb (JAD,JCD), 3 on 12 Apr (JTT), 1 with Canada Geese Loch Thom 11 Feb (JND,ADW), 1 Millichen Flood 11 Feb, 6 on 22 Feb (TPD et al), and 18 in the South Medwin valley on 12 Feb (JSW,VW).
Autumn-winter reports were of 40 E over Dumbarton Rock on 26 Sep (DLC), 1 N over Harelaw Dam 4 Oct (JSW,VW), 1 Balgray Resr 6 Oct (PHB,DLC), 5 Bankhead Pool 7 Oct, 2 Wester Walston 7 Oct (RDM), 10 Ravenstruther 8 Oct, 12 Cormiston Towers and 5 Pettinain 3 Nov (JSW,VW), 4 Hillhead Farm 4 Nov, 4 on 22 Nov (EB,HB et al), 5 on 28 Nov, 12 Gallangad Farm 27 Nov, 5 on 1 Dec, 14 on 30 Dec (JAD,JCD), 1 Endrick Mouth 15 Nov (HB,JCD), 3 Shandon, Drymen 12 Dec (NB), 1 with Canada Geese Reivoch 15 Dec (IPG), and 7 at Millichen Flood 22‑28 Dec, still 1 on 29-31 Dec (JJM,TPD et al).
Greylag Goose Anser anser
Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are provided in the table overleaf (per JSW,VW).
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 834 | 1522 | 716 | 168 | 18 | 300 | 219 | 64 | 154 | 373 | 461 | 1443 |
| Sites recorded | 14 | 14 | 3 | 2 | 3 | 3 | 3 | 4 | 8 | 9 | 11 | 16 |
| R Clyde, Thankerton-Carstairs | 26 | 350 | - | - | - | - | - | - | 0 | 0 | 115 | 750 |
| Gadloch | 2 | 58 | 540 | - | - | - | - | - | 90 | 300 | 30 | 120 |
| Hogganfield Loch | 185 | 122 | 79 | 0 | 2 | 252 | 160 | 0 | 1 | 0 | 95 | 164 |
| Douglas Estate Ponds | 300 | 70 | - | - | - | - | - | 36 | 32 | 40 | 36 | 44 |
| Gartloch Pool | 89 | 378 | 97 | 165 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 53 |
| Summerston | 0 | 0 | - | - | - | - | - | - | 0 | 0 | 57 | 260 |
| Millersneuk Marsh | 102 | 331 | - | - | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Lochend Loch | 0 | 50 | - | - | 13 | 45 | 55 | 24 | 13 | 11 | 98 | 0 |
Other winter-spring reports included in the Kelvin Valley/North Glasgow area 369 Allander Toll on 13 Jan, 571 on 20 Feb, 220 on 17 Apr (AMcN), 378 Blackfaulds Farm 9 Feb, 170 on 12 Feb, 97 on 13-14 Mar, 181 on 20 Mar, 165 on 13 Apr (GCC), 550 Lumloch 11 Feb (TPD), 738 Blacklands, 185 Easter Lumloch and 530 Balmore Haughs 12 Feb, making an area total of 1,623 on 12 Feb (IPG,ADW), 390 Balmore Haughs 15 Feb (TPD), 590 at roost Bardowie Loch on 20 Feb, 760 Balmore Haughs 21 Feb, 765 at roost Gadloch on 21 Feb (ADW)), 504 Millersneuk Marsh 14 Mar, 502 on 20 Mar (IPG), 480 Easter Balmuildy 19 Mar (ADW), and at Millichen Flood 1150 on 20 Mar, 580 on 8 Apr (AMcN), 350 on 11 Apr (JJM), 26 on 21 Apr (AMcN); in Strathgryfe 49 at roost Harelaw Resr, Port Glasgow 31 Jan (ADW), 400 Cunston 11 Feb, 530 on 18 Mar (ADW), 400 Auchendores Resr 28 Feb (FH), 110 on 1 Apr (IPG), 360 on 8 Apr (IPG, ADW), max 550 on 14 Apr (JJS), 420 on 15 Apr (AB,IPG); and elsewhere 321 Greenhill Farm, Kirkfieldbank 28 Jan (JND,ADW), 100 Ardmore Point 29 Jan (GJB), 470 Mavie Mill 17 Feb (EB, HB et al), 123 The Meetings 18 Feb (JND,ADW), 210 Barr Loch 7 Mar (MMcG), 150 on pasture Seabank Cottage, Cardross 17 Mar (JBB), 306 Kilmaronock 31 Mar, 281 on 11 Apr (JAD,JCD), 141 on 12 Apr (JTT), 30 Bankhead on 17 Apr (JET), 50 Lochwinnoch Reserve 20 Apr (RSPB).
Spring passage reports involved 100 Sallochy 1 May (GJB), and 48 N high over Kilmacolm at 1345 hrs on 13 May (RCD et al).
Feral birds included 10 at Knapps Loch on 9 Mar, 16 on 12 Mar (ADW), 4 prs Loch Thom island 25 Mar-1 Apr, 32 Shielhill Farm/Loch Thom 29 Apr (IPG), 22 on 15 July (MMcG). Breeding reports involved 4 prs, a single and 2 groups of 4 Loch Thom 7 May (JND,ADW), 2 prs and 8 birds Douglas Estate 20 May (ADW), a pr b/1 on Loch Thom island 7 July (MMcG), 3 prs b/4, b/4, b/5 Carbeth Loch 14 June, and a pr b/2 at Craigallian Loch on 14 June (GJB). The moult flock of feral birds at Hogganfield Loch built up from 252 on 27 June, to 269 on 5 July (GCC), 278 on 10 July (CRS), falling to 160 on 23 July (GCC); other flock counts included 80 Lochend Loch 28 June (CL), 22 Loch Thom 8 July (ECD), and 180 at Millichen Flood 17 Aug (AMcN).
Autumn passage involved 30 over High Banton 24 Sep (PGC), 61 Drymen 28 Sep (JAD,JCD), 27 over Lochwinnoch Reserve on 11 Oct (RSPB), 31 W over Mugdock Country Park on 18 Oct (AMcN), 14 S then W high over Strathgryfe at 1725 hrs on 27 Oct (IPG,ADW), 32 W over Darleith on 27 Oct (FL), and 14 W over Cloch Point at 1620 hrs on 31 Oct (FG).
Autumn-winter reports included in the Kelvin Valley/North Glasgow area 284 Millichen Flood 28 Oct, 320 on 1 Nov (AMcN), 700 on 29 Dec (TPD), 900 on 30 Dec (JC), 212 Easter Lumloch 2 Nov, 425 on 28 Dec (IPG), 210 feral birds Hogganfield Loch 7 Nov (FJM), 235 on 9 Nov, 160 on 6-7 Dec, 150 wild birds Blackfaulds Farm 27 Nov-3 Dec, 305 on 28 Dec (GCC), 105 feral birds Lochend Loch 2 Dec (CL), 18 Twechar Marsh 2 Dec (JND,ADW), 230 Saughs Moss 6‑7 Dec (GCC), 250 on 29 Dec (ADW), 240 Chryston 7 Dec (IPG), 266 Balmore Haughs 9 Dec (JJM), 600 Allander Toll, Milngavie 17 Dec (TPD), and 126 at Millersneuk on 28 Dec (IPG); in Strathgryfe 245 Auchendores Cottages 30 Dec (JTT); and elsewhere 43 at Town of Inchinnan Farm 3 Nov (ECD), 382 at Shandon, Drymen 12 Dec (NB), 700 at Westraw Mains 16 Dec, 27 Greenhill 16 Dec, 52 Hillend Resr 29 Dec (JND,ADW), 330 Birkhill Farm 29 Dec, 275 Lupus, Lesmahagow 29 Dec (JND,ADW), and 750 Gallangad Farm 30 Dec (JAD,JCD).
Taiga Bean Goose Anser fabalis
Winter-spring reports were of 146 Fannyside Mill 5 Jan, 176 Blackhill 13 Jan, 100+ on 31 Jan, 43 Easter Fannyside 22 Jan, 150 Blackhill 28 Jan, 180 on 29 Jan, 60 on 9 Feb, 64 N over Greengairs 11 Feb (per BS). Winter-spring counts (per BGWG,AM):
| Date | Location | No. | Date | Location | No. |
| 8 Jan | Garbethill Muir | 182 | 2 Feb | Blackhill | 160 |
| 18 Jan | East Fannyside Loch | 180 | 6 Feb | East Fannyside | 182 |
| 22 Jan | West Fannyside Loch | 50 | 19 Feb | Blackhill | 130 |
The first birds arrived back on 24 Sep, but numbers did not increase until 19 Oct with 79 at Beam Farm (Forth). 192 birds on 3 Nov at Blackhill was the highest flock total so far. The numbers remained constant till the year end. Autumn-winter counts (per BGWG,AM):
| Date | Location | No. | Date | Location | No. |
| 24 Sep | Fannyside Muir | 20 | 25 Nov | Blackhill | 130 |
| 25 Oct | Blackhill | 80 | 12 Dec | Luckenburn | 180 |
| 3 Nov | Blackhill | 192 | 21 Dec | Blackhill | 100 |
| 13 Nov | Luckenburn | 90 |
The first birds arrived back on 24 Sep, but numbers did not increase until 19 Oct with 79 at Beam Farm (Forth). 192 birds on 3 Nov at Blackhill was the highest flock total so far. The numbers remained constant till the year end. Autumn-winter counts (per BGWG,AM):
Other autumn-winter reports were of 9 at Easter Fannyside Loch 28 Sep, 140 Blackhill 28 Oct, 177 on 10 Nov, 114 on 2 Dec, 192 on 12 Dec, 62 on 23 Dec, 192 on 30 Dec, and 80 over Fannyside Loch on 26 Dec (per BS).
Pink-footed Goose Anser brachyrhynchus
Winter-spring Clydesdale counts included 22 Greenhill, Kirkfieldbank (new area) 28 Jan (JND, ADW), 5000 Ravenstruther 12 Feb, 2000 Swaites Hill 12 Feb (JSW,VW), 1500 (incl a leucistic individual) Biggar Water Floods 18 Feb, 2300 The Meetings 18 Feb, 550 Westhall Farm 18 Feb (JND,ADW), 3000 Thankerton 2 Mar, and 2000 at Bankhead on 19 Apr, 80 on 1 May (JET).
Reports elsewhere during the period were of 1 at Erskine 12 Jan-7 May (ECD et al), 100 Endrick Mouth 29 Jan (RKP), 8 Blackfaulds Farm 9 Feb, 14 on 13 Mar (GCC), 332 Easter Lumloch 12 Feb, 386 on 8 Mar (IPG), 450 Mavie Hill 24 Feb (EB,HB et al), 150+ Auchinleck 11 Apr (IPG), and 7 with Greylags Auchendores Resr 8-15 Apr (IPG,ADW). Spring passage reports included 500 NE over High Banton 11 Mar, 150 on 24 Apr (PGC), 86 Kilmaronock 11 Apr (JAD, JCD), 32 over Lochwinnoch 21 Apr (per JSW,VW), and 80 N over Ballochruin on 24 Apr (GJB).
Autumn passage/arrival reports included 8 Wiston 10 Sep, 1000 Medwyn Cottage (NT125488) on 19 Sep (JET), 75 at Helensburgh 21 Sep (JAD,JCD), 200 SSE over Cambuslang at 0900 hrs on 26 Sep (JSW,VW), 100 E over Woodhall on 26 Sep (DLC), 63 Ballochruin Pool 27 Sep (GJB), 34 E over Cloch Point at 1500 hrs on 27 Sep (FG), 63 E over Dumbrock Muir 28 Sep (AMcN), 50 S over Balgray Resr 28 Sep (JSW,VW), 5 SE over Strathclyde Country Park on 29 Sep (AMcN), and 2 over the Lochwinnoch Reserve on 29 Sep (per RSPB), Autumn-winter counts in Clydesdale included 5250 at Bankhead Pool on 7 Oct, 1137 Wester Walston 7 Oct (RDM), 5000 Cormiston Towers 3 Nov (JSW,VW), 6700 Westraw Mains 16 Dec, 700 Harperfield 16 Dec, 150 Meadowflatt 16 Dec, and 26 Birkhill Farm 29 Dec (JND,ADW). Reports elsewhere were of 1 Lunderston Bay 23 Oct-29 Nov (FG). 1021 Gallangad Farm 26 Nov (JAD,JCD), 1780 on 27 Nov, 2423 on 1 Dec (JAD,JCD), 120 Endrick Mouth 6 Dec (RKP), 190 Saughs Moss 6-7 Dec (GCC), 110 Gadloch 16 Dec (BZ), 320 Easter Lumloch 28 Dec (IPG), and 2500 at Gartocharn on 30 Dec (JAD,JCD).
White-fronted Goose Anser albifrons
All Greenland race flavirostris.
Winter-spring reports involved 192 at Hillhead Farm, Croftamie 15 Jan (EB,HB), 207 on 16 Jan (HB,JCD), 313 on 8 Feb, 183 on 5 Apr, 217 on 8 Apr, 94 on 11 Apr (JAD,JCD), 200 at the Endrick Mouth on 31 Jan (RKP), 33 on 8 Feb (AMcN), 100 on 16 Feb and 13 Mar (GJB). Away from the usual area, reports were of 4 at Hillend Resr on 11 Feb (FF), and 120 (presumably Endrick Mouth birds - ed.) over Clydebank on 9 Mar (EB,HB).
Autumn-winter reports were of 71 at Hillhead Farm on 31 Oct, 30 on 2 Nov, 127 on 3 Nov, 284 on 1 Dec, 276 on 13 Dec, max 293 on 30 Dec (JCD et al), 50 Endrick Mouth 1 Nov (GJB), 95 on 15 Nov (EB,HB), 250 on 19 Nov (JM,RKP), 6 on 14 Dec (GJB), 6 N over there on 7 Dec (JTT), 7 with Whooper Swans at Selvieland 26 Nov, 5 on 27 Nov (GTW), 1 with Canada Geese Reivoch Farm 15 Dec (IPG), and 60 near Gartfairn Farm on 24 Dec (JTT).
Mute Swan Cygnus olor
Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are provided in the table overleaf (per JSW,VW).
Other winter-spring reports included max 25 R Kelvin mouth, Glasgow in Jan (DJN), max 79 Bingham's Pond on 13 Jan (JC), 61 Balloch 16 Jan (HB,JCD), 96 Lochend Loch 21 Jan (CL), 33 Broadwood Loch 12 Feb (ADW), 35 R Clyde at Thankerton on 22 Feb (JET), 100 Hogganfield Loch 13 Mar (GCC), and 57 at Strathclyde Loch on 9 Apr (ADW).
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 1036 | 844 | 368 | 284 | 335 | 600 | 515 | 441 | 804 | 873 | 837 | 927 |
| Sites recorded | 62 | 60 | 13 | 12 | 19 | 36 | 37 | 36 | 59 | 67 | 71 | 70 |
| Hogganfield Loch | 147 | 102 | 102 | 111 | 127 | 153 | 173 | 97 | 92 | 85 | 80 | 76 |
| Lanark Loch | 170 | 138 | - | - | - | 78 | 56 | - | 48 | 92 | 105 | 93 |
| Strathclyde Country Park | 85 | 78 | 83 | - | - | 121 | 80 | 83 | 82 | 53 | 28 | 48 |
| Clyde estuary | 60 | 53 | - | - | - | - | - | - | 86 | 90 | 74 | 79 |
| Bingham's Pond | 75 | 67 | 53 | 56 | 49 | 43 | 41 | 45 | - | 38 | 52 | 63 |
| Woodend Loch | 0 | 2 | - | - | 0 | 22 | 24 | 77 | 107 | 92 | 39 | 73 |
| Lochend Loch | 55 | 50 | - | - | 85 | 59 | 41 | 18 | 17 | 26 | 35 | 41 |
| R Clyde, Lamington | 3 | 4 | - | - | - | - | - | - | 61 | 63 | - | 76 |
Breeding reports
| Site | Pairs | Young | Obs | Site | Pairs | Young | Obs |
| Antermony Loch | 1 | - | AMcN | Glasgow, Auchinlea Park | 1 | 2 | GCC |
| Auchendores Reservoir | 1 | - | DSF | Glasgow, Springburn Park | 1 | 1 | GCC |
| Baron's Haugh | 2 | b/10 | MMcG | Glen Moss | 1 | 0 | NT |
| Bishop Loch | 2 | 7 | GCC | Hamilton Low Parks | 5 | b/5 | SLRS |
| Bothwell Pool | 1 | 0 | RJH | Harelaw Dam | 1 | 0 | J&VW |
| Broadwood Loch | 1 | 3 | SWT | Hogganfield Loch | 1 | 2 | GCC |
| Castle Semple Loch | 1 | 0 | RSPB | Kilmardinny Loch | 1 | 0 | GJB |
| Commore Dam | 1 | 3 | J&VW | Kilsyth Cemetery Pond | 1 | 7 | SWT |
| Coves Reservoir | 1 | 0 | JHH | Loch Ardinning/Strathblane | 1 | 3 | AMcN |
| Cowdenowes Reservoir | 1 | 4 | JHH | Loch Libo | 1 | 9 | J&VW |
| Craigallian Loch | 1 | 0 | AMcN | Loch Lomond, Balmaha | 1 | 1 | NB |
| Culcreuch Castle Pond | 1 | 6 | NB | Loch Lomond, Inchcailloch | 1 | - | AMcN |
| Deil's Craig Dam | 1 | 2 | NB | Loch Lomond, Milarrochy | 1 | 1 | NB |
| Dougalston Loch | 1 | 9 | AMcN | Lochend Loch | 2 | 2 | CL |
| Douglas Estate Ponds | 1 | 2 | KS | Lochwinnoch, Aird Meadow | 2 | 0 | RSPB |
| Eaglesham, High Dam | 1 | 2 | JFD | Lochwinnoch, Barr Loch | 1 | 0 | RSPB |
| East Kilbride, Heritage Park | 1 | 1 | FG | Milngavie C C Pond | 1 | 0 | AMcN |
| F&CC, Auchinstarry | 1 | 1 | PGC | Mugdock Loch/Craigend Pond | 1 | 4 | AMcN |
| F&CC, Craigmarloch | 1 | 1 | PGC | North Barwood Pond | 1 | 4 | PGC |
| F&CC, Gt West Rd-Clydebank | 1 | 2 | JJM | Possil Loch | 1 | 1 | JJM |
| F&CC, Kirkintilloch | 1 | 1 | PGC | R Clyde, Carstairs Bridge | 1 | 1 | JET |
| F&CC, Maryhill L-Gt West Rd | 1 | 1 | LJP | R Clyde, Thankerton | 1 | 6 | JET |
| F&CC, Tintock | 1 | 0 | PGC | Renfrew, Robertson Park | 1 | 6 | IPG |
| F&CC, Twechar East (Strone) | 1 | 1 | PGC | Rouken Glen Pond | 1 | 5 | J&VW |
| F&CC, Twechar West (Shirva) | 1 | 0 | PGC | Stanely Dam | 1 | 2 | IMcD |
| F&CC, Wyndford East | 1 | 2 | PGC | Strathblane, Mill Dam | 1 | 4 | NB |
| F&CC, Wyndford West | 1 | 6 | PGC | Tannoch Loch | 1 | 7 | AMcN |
| Frankfield Loch | 1 | 2 | GCC | Town Dam | 1 | 6 | JHH |
| Gartloch Pool | 2 | 10 | GCC | Westfield Pond | 1 | 2 | SWT |
| Glasgow, Alexandra Park | 1 | 0 | GCC | Whitefield Pond | 1 | 5 | AMcN |
Summary: 69 nesting pairs reported from 60 sites, with a mean brood size of 2.5 young/pair (cf. an average mean brood size of 2.9 young/pair 1987-2001). Non-breeding pairs were noted on R Clyde at Wolfcrooks, Cambusnethan, Glen Yard (Port Glasgow) and Milton Island (ADW). Other breeding observations: (i) one of the Gartloch Pool pairs was driven off by the other, and walked its brood (b/4) to Hogganfield Loch; (ii) the pair b/2 at Hogganfield Loch had walked their brood from Stepps Pond; (iii) the pair at Springburn Park reared 6 young to full-grown, but 5 of these were taken away by youths (GCC); (iii) a dreadful breeding year was noted on the F&C Canal from Kirkintilloch-Wyndford, with 3 adults shot, one nest robbed of eggs and at least 6 cygnets rescued by Hessilhead; (iv) the pr at North Barwood Pond moved the four cygnets to Colzium Pond across the A803 at Kilsyth on 12 May, later moving them to Townhead Reservoir ?in June?, back on Colzium Pond on 17 Aug (PGC).
Summer moult flocks included 110 on Hogganfield Loch 16 May (ADW), 157 on 16 June (IPG), max 182 on 14 July (CRS), 173 on 23-24 July (GCC), 18 Gadloch 22 June (JJM), and 68 on the Clyde estuary at Langbank on 5 Aug (JTo).
Autumn-winter reports included max 38 R Kelvin mouth, Glasgow in Aug (DJN), 92 Hogganfield Loch 17 Sep, 85 on 4 Oct (GCC), 33 Woodend Loch 16 Nov (IPG), 32 Castle Semple Loch 29 Nov (RSPB), and 33 at Broadwood Loch on 29 Dec (JND,ADW).
Whooper Swan Cygnus cygnus
Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are provided in the following table (per JSW,VW):
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 317 | 235 | 317 | 0 | 0 | 1 | 1 | 1 | 13 | 47 | 396 | 271 |
| Sites recorded | 10 | 8 | 3 | 0 | 0 | 1 | 1 | 1 | 2 | 4 | 7 | 11 |
| R Clyde, Thankerton-Carstairs | 142 | 88 | 130 | - | - | - | - | - | 0 | 25 | 242 | 87 |
| Black Cart Water | 80 | 82 | 182 | - | - | - | - | - | 6 | 15 | 122 | 116 |
| Lochwinnoch | 11 | 39 | - | - | - | - | - | - | 0 | 0 | 0 | 22 |
| Baron's Haugh | 38 | 0 | - | - | - | - | - | - | 0 | - | 0 | - |
| Endrick Mouth | 0 | 8 | - | - | - | - | - | - | - | 6 | 14 | 4 |
| Douglas Estate Ponds | 14 | 0 | - | - | - | - | - | 0 | 0 | 0 | 0 | 14 |
| Forrestburn Reservoir | 12 | 0 | - | - | - | - | - | - | - | 0 | 0 | 0 |
| Hogganfield Loch | 6 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 6 |
Winter-spring reports included Black Cart Water (Inchinnan/Paisley) 59 Yonderton/Town of Inchinnan 2 Jan (ECD), 72 East Fulwood/Selvieland 7 Jan, 85 on 14 Jan, 105 Selvieland 22 Jan, 73 in scattered flocks 4 Feb, 82 incl 69 Auchans 11 Feb, 92 incl 83 Auchans 16 Feb, 100 incl 92 Selvieland 21 Feb, max flock total 182 on 6 Mar (GTW), 34 Selvieland 3 Apr (JTT); Merryton/ Baron's Haugh 37 Merryton 16 Jan (RS), max 45 on 16 Feb (JCM), 41 on 24 Jan (FG), 60 at Carbarns Haugh 13 Mar (JND,ADW); Lanark/The Meetings 124 Carstairs Junction 6 Jan (JND,ADW), 88 Pettinain 12 Feb (JSW,VW), 111 Eastfield Farm 18 Feb (JND,ADW), 130 on 6 Mar (JET); Endrick Mouth 11 on 8 Jan, 8 on 8 Feb (AMcN). Other reports included 22 Cardross Bay Jan-Mar (SJ), 14 nearby at Murray's Farm 11 Jan (PC,JAP-M), 21 feeding in a potato field W of Cardross 8 Mar (DHMcE), 6 on 6 Apr (GJB), 12 Shepherd's Pond, Cardross 12 Apr (FL), a pr b/3 juvs Hogganfield Loch 1 Jan-13 Mar, 3rd adult also present 12 Jan-12 Feb (GCC,FJM et al), an additional 8 birds roosting overnight 12 Jan (FJM), 10 on 3 Feb (AMcN), 7 Corsehouse Reservoir 9 Feb (JSW,VW), and 7 at Hamilton Low Parks on 18 Feb (JJS).
A spring passage report was of 6 in a field at Longhaugh Point on 7 May (WB). A summering bird was at Balgray Resr 28 May-16 Aug (JSW,VW), and a pr summered at Endrick Mouth (GJB).
Autumn arrivals/passage reports included 7 Townhead Resr 17 Sep (SWT), 2 N over Dumbarton Rock on 26 Sep (DLC), 7 Endrick Bridge at Drymen 29 Sep (JAD,JCD), 14 Georgetown on 7 Oct (ADW), 10 SE over Newton Mearns on 8 Oct (JMcO), 11 Balgray Resr 8 Oct (IAM), 4 (inc 2 juvs) on 9 Oct (JSW,VW), 2 Endrick Mouth 9 Oct (JTT), 19 Black Cart Water 9 Oct (GTW), 18 arriving from NW to Carron Valley Resr on 27 Oct (AMcN), 6 (pr b/4) Gryfe No.2 Resr 27 Oct (IPG), 7 Bonhill 28 Oct (EB,HB), 20 S past Cloch Point at 1105 hrs on 28 Oct (FG), 5 Newshot Island 28 Oct (ACMB), 7 Balloch 28 Oct (JAD,JCD), 4 back Hogganfield Loch 2 Nov (GCC), 5 there 4‑6 Nov (GCC,CRS), 4 over Bingham's Pond on 4 Nov (JC), 4 R Kelvin mouth, Glasgow 9 Nov (DJN), and 17 over Helensburgh Muir on 26 Nov (JAD,JCD).
Autumn-winter reports included Black Cart Water 46 on 21 Oct (JTT), 180 incl 160 Selvieland 6 Nov, total only 122 incl 66 Selvieland 11 Nov, 122 Yonderton 19-20 Nov, 120 incl 103 at Selvieland 22 Nov, 108 on 4 Dec (GTW); Merryton/Baron's Haugh 7 Baron's Haugh 3 Oct (DWM), 32 on 28 Oct (AGJ), 3 Carbarns Pool on 23 Oct (GJB), 28 Merryton 31 Oct (ECD,FH); Lanark/The Meetings 15 The Meetings 9 Oct (JET), 46 on 13 Oct, 137 on 1 Nov, autumn max 206 on 3 Nov, 242 on 10 Nov, 128 on 1 Dec (TF,AN et al), 18 Crookboat 16 Dec, 34 Thankerton 16 Dec (JND,ADW); Endrick Mouth 8 on 31 Dec (AMcN). Other reports included 5 at Hogganfield Loch from 2 Nov (FJM), 6 from 14 Nov to at least 13 Dec (GCC,FJM), 16 on 5 Dec (FJM), 7 feeding on pasture nearby at Bogside 14 Nov (GCC), 8 over Cardross 9 Dec (FL), 4 Millichen Flood 16 Dec (AMcN), and 6 (2 juvs) in Ardmore North Bay on 31 Dec (IPG).
Shelduck Tadorna tadorna
Clyde estuary counts (WeBS per JSW,VW, see Introduction for actual count dates):
| Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Newshot-West Ferry * | 121 | 181 | 68 | - | - | - | - | - | 16 | 1 | 0 | 4 |
| West Ferry-Port Glasgow | 3 | 3 | 0 | - | - | - | - | - | 0 | 0 | 0 | 0 |
| Dumbarton-Craigendoran | 259 | 190 | 176 | - | - | - | - | - | 22 | 44 | 198 | 214 |
| Clyde Estuary Total | 383 | 375 | 246 | - | - | - | - | - | 38 | 45 | 198 | 218 |
* (including Milton Island to Dumbarton Rock)
Winter-spring Clyde estuary reports included 243 Ardmore North Bay 7 Jan (IPG), 244 on 20 Jan (DACa), 178 on 11 Feb, and 176 Cardross-Ardmore North Bay 11 Mar (IPG). Inland were 1 at Kilmaronock 16 Jan, 2 on 24 Feb (EB,HB et al), 2 Endrick Mouth 2 Feb, 3 on 9 Feb, 2 on 22 Feb, 10 on 28 June (GJB,JTT), 1 Millichen Flood 7 Feb (GJB), a pr on 15 Feb (TPD), 5 Auchendores Resr 7 Feb (DSF), up to 6 prs during Apr-May (IPG,ADW et al, see table overleaf), 11 on 17 May (JTT), 1 Barr Loch 20 Feb (RSPB), a pr Gartness on 17 Apr and 23 Apr (DAC), 4 down over Darleith from Shepherd's Pond on 24 Apr (FL), 4 (3 ♂♂) Balgray Resr 27 Apr (JSW,VW), 2 Midross 2 May (FH), and 5 at Drymen Bridge on 28 May (AMcN).
A number of pairs appeared to be establishing territories on exposed mud at the lowered Auchendores and Leperstone Reservoirs in spring, but no evidence of actual breeding emerged.
Shelduck at Auchendores and Leperstone Reservoirs in Spring 2001
| Date | 1 Apr | 8 Apr | 15 Apr | 22 Apr | 23 Apr | 29 Apr | 13 May | 16 May | 17 May |
| Auchendores Resr | 2 prs | 1 pr | 6 prs | none | 1 m | 2 prs | 2 prs | 2 prs | 4 prs |
| Leperstone Resr | - | - | - | none | none | 4 prs | 4 prs | 1pr | 1 pr |
| Total | 2 prs | 1 pr | 6 prs | none | 1 m | 6 prs | 6 prs | 3 prs | 5 prs |
| Observer | IPG | ADW | IPG | IPG | IPG | IPG | IPG | IPG | ADW |
Breeding season reports were of a pair which failed on the Endrick Water at Ballochruin (RKP), 1 pr at Newshot Island, 196 birds Longhaugh Point-West Ferry, 2 prs at Langbank and 3 prs at Kelburn on 7 May (JND,ADW), 208 West Ferry-Langbank 12 May, 5 prs prospecting Dumbarton Rock 19 May, 4 prs in the former oil terminal at Bowling 19 May, a pr Glen Yard, Port Glasgow 22 May-24 June, no brood noted but observed flying into probable nest site (ADW), pr b/7 Longhaugh Point-East Ferry 8 June, prs b/7, b/9, b/10 and ♀ cr/23 on 18 June (IPG), 376 adults with 8 broods and one cr?che totalling 102 young West Ferry-Longhaugh Point 24 June (ADW), total 76 young 1 July (JTo), a pr b/3 (newly hatched) Lunderston Bay 10 June (FG), 3 prs b/6, b/7, b/9 Endrick Mouth 28 June, 2 prs b/1, b/7 on 12 July (MMcG,JTT), 2 ads b/5 (small) Ardmore North Bay 3 July, and another pr b/5 (small) on 17 July (AMcN). Breeding summary: at least 14 pairs bred on the Clyde estuary, mainly in the Longhaugh Point area, rearing ca 100 young, and at least 3 prs bred inland at the Endrick Mouth, Loch Lomond.
In late summer there was a pre-moult migratory build-up to 232 ads between Longhaugh Point and West Ferry on 8 June, 376 on 24 June (IPG), a max count of 438 ads on 1 July (JTo), still 148 full-grown birds on 10 July, still a cr?che of 29 half-grown young on 4 Aug (IPG), and 24 in Ardmore North Bay on 25 June (AMcN).
Inland autumn reports included a ♀ Balgray Resr 16 July (JSW,VW), an ad and 4 imms Baron's Haugh 19 Aug (JCM), an imm on 2 Sep (GP), and 2 imms on 3-5 Sep (GJB,MMcG). Autumn-winter Clyde estuary reports included 1 N past Cloch Point 12 Aug, return 22 Ardmore Point 16 Sep, 43 on 7 Oct (IPG), 158 on 26 Oct (JTT), 198 on 4 Nov, and 146 on 16 Dec (IPG).
Mandarin Duck Aix galericulata
A ♀ was in Cardross Bay on 2 Jan (AGG).
Garganey Spatula querquedula
A poor year, with only two reports: a ♂ at Baron's Haugh on 4 May (GJB) and 26 May (JJM).
Shoveler Spatula clypeata
The Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are presented in the following table (per JSW,VW):
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 2 | 6 | 7 | 0 | 0 | 5 | 1 | 5 | 48 | 16 | 1 | 11 |
| Sites recorded | 1 | 4 | 1 | 0 | 0 | 1 | 1 | 1 | 3 | 3 | 1 | 2 |
| Baron's Haugh | 2 | 1 | - | - | - | - | - | - | 33 | - | 0 | - |
| Hogganfield Loch | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 11 | 8 | 0 | 0 |
| Millersneuk Marsh | 0 | 0 | - | - | - | 0 | 0 | 5 | 0 | 4 | 0 | 0 |
| Bothwell Pool | 0 | 0 | - | - | - | 0 | 0 | 0 | 4 | 4 | 0 | 0 |
| Garnqueen Loch | 0 | 0 | - | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 |
| Gartloch Pool | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 0 | 0 | 1 | 0 |
| Dumbreck Pools | 0 | - | - | - | 0 | - | - | 0 | 0 | 0 | 0 | 3 |
| Endrick Mouth | 0 | 2 | - | - | - | - | - | - | - | 0 | 0 | 0 |
Winter-spring reports included 8 Hogganfield Loch 1 Jan (BZ), a ♂ on 11 Jan (TPD), 2 on 14 Feb (AMcN), a pr and a ♂ on 16 Feb-8 Mar (GCC), 5 (3 ♂♂) on 23 Feb (TPD), 3 prs and a ♂ on 13 Mar, max 11 (8 ♂♂) on 15-16 Mar, 6 ♂♂ and 2 ♀♀ on 20 Mar and 29 Mar (GCC), 2 Castle Semple Loch 4 Jan (RSPB), 5 (3 ♂♂) Endrick Mouth 8 Jan (AMcN), a pr on the Clyde estuary off Woodhall 3 Feb (GJB), a pr Gartloch Pool 22 Feb (DACa), 2 ♂♂ on 19 Mar, pr on 24 Apr, pr 16-17 May, 5 (2 ♂♂) on 4 June (GCC), 2 ♂♂ Aird Meadow on 8 Mar, 1 ♂ on 10-20 Mar (RSPB), a pr Cardross Bay 13 Mar (JAP-M), 2 ♂♂ on 16 June (IPG), 2 ♂♂ Baron's Haugh 21 Mar (ECD), 3 ♂♂ Balgray Resr 1 Apr, a pr on 10 May (JJS), a pr Twechar Marsh 16 Apr, pr Bridgend Farm Pool 28 Apr, a ♂ on 16 May (JND,ADW), and 2 prs Millersneuk Marsh 30 Apr (IPG).
Breeding season reports involved 3 Aird Meadow 9 May (RSPB), a pr Gartloch Pool 16-17 May and 20 May, 5 (2 ♂♂) from 4-26 June (GCC et al), 1 on 23-24 July (GCC), and at Baron's Haugh 2 prs on 20 June (JCM), and 10 birds on 10 July (JTT). No confirmed breeding.
Autumn reports included 2 Hogganfield Loch 29 Aug, 3 on 14 Sep, 7 on 17 Sep, 11 on 18 Sep, max 14 on 25 Sep, 12 on 26-27 Sep, 8 on 4-5 Oct, pr on 13 Nov, a ♂ on 6 Dec, a ♂ on ice 11 Dec (GCC,TPD), 1 Bothwell Pool 2 Sep (per BS), 27 Baron's Haugh 24 Sep (GP), 6 on 23 Oct (MMcG), max 40 on 31 Oct (ECD,FH), 12 on 11 Nov (JSW,VW), 2 Aird Meadow 2-3 Oct, 3 on 5 Oct, 2 on 8 Oct, 1 on 11 Oct, 2 on 15 Oct, 2 ♀♀ Barr Loch 20 Oct (RSPB), 4 Garnqueen Loch 26 Oct (CL), a pr on 16 Nov (IPG) and 17 Dec (JND), 11 (7 ♂♂ ) on 28 Dec (IPG), 6 (2 ♂♂) Frankfield Loch 7 Nov (TPD), 50 Merryton 13 Nov (JCM), a pr Gartloch Pool 15 Nov (GCC), 6 ♂♂ Johnston Loch 16 Nov, and a pr on Woodend Loch 28 Dec (IPG).
Gadwall Mareca strepera
The Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are presented in the table overleaf (per JSW,VW).
Winter-spring reports were of a ♂ Cardross Bay 2-3 Jan (AGG et al), 3 Gartloch Pool 8 Jan, pr on 14 Feb, pr on 27 Mar (GCC), pr on 24-28 Apr (GCC,ADW), ♀ on 2 June (WMT), pr at Queen's Park, Glasgow moved to smaller pond while main pond drained 9 Jan (GCC), a ♂ West Ferry 12 Jan and 5 Mar (ECD,DACa), 2 at Hogganfield Loch 14-17 Jan (AMcN,BZ), a ♂ Bowling Harbour 21 Jan (JBB), 1 Aird Meadow 27 Jan, a pr on 2-23 Feb, a ♂ on 10 Mar (RSPB), 3 (2 ♂♂) Strathclyde Loch 28 Jan (CJMcI et al), a pr Castle Semple Loch 29 Jan (RSPB et al), 1 Douglas Estate 16 Feb (per BS), a ♂ Loch Ardinning 28 Mar (AMcN), 21 ♂♂ Baron's Haugh 14 Apr (JCM), a pr Twechar Marsh 16 Apr (JND,ADW), a pr South Haugh 17 Apr (JCM), a pr Gartloch Pool 28 Apr (ADW), a ♂ Balgray Resr 28-29 Apr (JSW,VW et al).
Breeding season reports involved a pr West Ferry 7 May (JND,ADW), a ♂ accompanied by a ♀ Mallard there on 8 May (IPG), a ♂ Strathclyde Loch 9 May (JCM), a ♀ Hogganfield Loch 16 May (GCC), and at Baron's Haugh a ♀ b/7 on 2 June (DWM), 20 adults and 4 broods of b/5, b/6, b/8, b/11 on 30 June (JJM), a pr b/2 on 3 July (GJB), and a pr b/7 on 10 July (MMcG).
Breeding summary: at least 4 broods totalling 30 young at Baron's Haugh RSPB Reserve, but unfortunately no systematic recording at this regionally important breeding site (ed.). None present during breeding season Gartloch Pool (GCC).
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 19 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 45 | 6 | 8 | 21 |
| Sites recorded | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 3 | 2 |
| Baron's Haugh | 14 | 1 | - | - | - | - | - | - | 43 | - | 4 | 20 |
| Bothwell Pool | 0 | 0 | - | - | - | 0 | 0 | 0 | 0 | 6 | 0 | 0 |
| Gartloch Pool | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 |
| Queen's Park | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Lochwinnoch | 0 | 2 | - | - | - | - | - | - | 0 | 0 | 0 | 0 |
| Douglas Estate Ponds | 0 | 1 | - | - | - | - | - | 0 | 1 | 0 | 0 | 0 |
| Clyde estuary | 0 | 0 | - | - | - | - | - | - | 0 | 0 | 1 | 0 |
| Craighall Dam | 0 | 0 | - | - | - | 0 | 0 | 0 | - | 0 | 0 | 1 |
| Balgray Reservoir | 0 | 0 | - | - | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
Autumn-winter reports involved 3 Bothwell Pool 2 Sep (per BS), a ♂ at Cardross Bay on various dates 18 Oct -30 Dec (PC,AGG,JAP-M et al), 3 at Gartloch Pool from 31 Oct-2 Nov, a pr 9 Nov, 5 (2 ♂♂) 14-16 Nov (GCC), 3 on 9 Dec (CRS), 43 Baron's Haugh 11 Nov (JCM), 24 on 9 Dec (JSW,VW et al), 14 Strathclyde Loch 12 Nov, 2 prs South Haugh 27 Nov (JCM), a ♂ Hogganfield Loch 18 Dec (GCC), 7 (4 ♂♂) Island Pond, Hamilton Low Parks on 19 Dec (AMcN), and a ♂ on Town Dam, Greenock 23 Dec (ADC).
Wigeon Mareca penelope
The Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are presented in the following table (per JSW,VW).
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 1800 | 1754 | 4 | 27 | 0 | 0 | 1 | 4 | 467 | 1306 | 1448 | 1722 |
| Sites recorded | 24 | 21 | 2 | 2 | 0 | 0 | 1 | 2 | 10 | 16 | 22 | 25 |
| Clyde estuary | 710 | 825 | - | - | - | - | - | - | 334 | 833 | 728 | 854 |
| Endrick Mouth | 115 | 144 | - | - | - | - | - | - | - | 104 | 207 | 20 |
| Biggar Water Floods | 212 | 70 | - | - | - | - | - | - | - | 90 | 90 | 0 |
| Baron's Haugh | 201 | 105 | - | - | - | - | - | - | 1 | - | 0 | - |
| Antermony Loch | 25 | 32 | - | - | - | - | - | - | - | - | - | 173 |
| Gadloch | 122 | 44 | - | - | - | - | - | - | 30 | 2 | 83 | 137 |
| Douglas Estate Ponds | 80 | 110 | - | - | - | - | - | 0 | 0 | 0 | 50 | 100 |
| Possil Loch | 93 | 107 | - | - | - | 0 | 0 | 0 | 0 | 25 | 48 | 49 |
Other winter-spring reports included 26 Caplaw Dam 6 Jan, none after freeze-up 10 Feb, 54 back by 18 Feb, 50 on 24 Feb, 186 Ardmore 7 Jan, 218 on 11 Mar (IPG), 396 Endrick Mouth 8 Feb (AMcN), 130 Bankhead Pool, Carnwath 15 Feb (JET), 77 Lamington 18 Feb (JND,ADW), min 432 Clyde estuary 11 Mar (IPG,ADW), 120 on the Endrick water at Kilmaronock 5 Apr (JAD, JCD), 70 Cardross 18 Apr (DHMcE), pr and ♂ Gartloch Pool 10-11 Apr, pr still present 20 Apr-9 May, ♂ only 16-18 May (GCC), and a pr still present West Ferry 4 May (IPG).
Summer reports involved a pr Gartloch Pool 20 Apr-9 May, ♂ only 16-18 May (GCC), a pr Castle Semple Loch 8 May (RSPB), a pr at Douglas Water on 20 May (ADW), ♂ Gadloch 22 June (JJM), 2 Baron's Haugh 5 July (JCM), 6 Cardross Bay 20 July (PC,JAP-M), 1 Hogganfield Loch 23 July-20 Aug (GCC), and 12 at Endrick Mouth by 31 Aug (JTT).
Autumn return/winter counts included 1 West Ferry 9 Sep (IPG), 1 Aird Meadow 12 Sep, 9 on 29 Sep (RSPB), 107 Endrick Mouth 19 Sep, 232 on 31 Dec (AMcN), 7 Fannyside Lochs 27 Sep (ADW), 134 Baron's Haugh 29 Sep (JCM), 100 on 1 Dec (JJM), 180 at Ardmore Point 2 Oct (AMcN), 259 on 4 Nov, 190 on 16 Dec (IPG).
Mallard Anas platyrhynchos
The Wetland Bird Survey (WeBS) count totals, detailing the most important sites reported in 2001, are presented in the following table (per JSW,VW):
| WeBS Counts | Jan | Feb | Mar | Apr | May | June | July | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde Area Total | 4471 | 3414 | 450 | 327 | 539 | 1139 | 1438 | 1946 | 3969 | 4329 | 4014 | 3855 |
| Sites recorded | 87 | 83 | 16 | 15 | 22 | 39 | 47 | 45 | 71 | 89 | 91 | 96 |
| Clyde estuary | 754 | 448 | - | - | - | - | - | - | 668 | 978 | 725 | 681 |
| Baron's Haugh | 374 | 109 | - | - | - | - | - | - | 188 | - | 153 | - |
| Rouken Glen | 154 | 148 | - | - | 50 | - | 150 | 172 | 87 | 145 | 135 | 114 |
| Lochwinnoch | 130 | 75 | - | - | - | 34 | - | - | 163 | 139 | 170 | 141 |
| Heritage Park E K | 110 | 240 | - | - | - | - | - | - | 111 | 33 | 93 | 81 |
| Douglas Estate Ponds | 80 | 100 | - | - | - | - | - | 140 | 120 | 100 | 100 | 80 |
| Hogganfield Loch | 108 | 136 | 72 | 61 | 63 | 88 | 110 | 128 | 114 | 109 | 96 | 94 |
| Knapps Loch | 115 | 66 | - | - | - | - | - | - | - | - | 75 | 110 |
Winter-spring reports included 116 Barcraigs Resr 6 Jan (IPG), 108 White Loch 6 Jan, 139 Lanark Loch 6 Jan (JND,ADW), 70 Garvald Quarry 25 Jan (AMcA), max 169 Aird Meadow 28 Jan (RSPB), 130 Bardowie Loch 11 Feb (AMcN), and 120 Bankhead Pool 15 Feb (JET).
Broods reported in 2001 are presented in the following table:
| Site | Broods | Young | Obs | Site | Broods | Young | Obs |
| Auchendores Reservoir | 1 | 5 | DSF | Glazert Water | 2 | 8 | ADW |
| Balgray Pool | 1 | 10 | J&VW | Glen Moss | 2 | 2 | NT |
| Balgray Reservoir | 1 | 7 | J&VW | Harelaw Dam | 3 | 17 | J&VW |
| Baron's Haugh | 5 | 24 | MMcG | Hogganfield Loch | 3 | 19 | GCC |
| Black Cart Water, Barnsford | 1 | 9 | IPG | Kelly Cut | 1 | 4 | IPG |
| Black Loch (Dun) | 1 | 7 | JJM | Kilmardinny Loch | 1 | 3 | AMcN |
| Bowling Oil Terminal (former) | 1 | 7 | ADW | L Lomond, Balmaha | 1 | 7 | AMcN |
| Carbeth Loch | 4 | 24 | AMcN | L Lomond, Inchcailloch | 3 | 12 | AMcN |
| Cardross, Darleith Burn | 1 | 6 | FL | Leperstone Reservoir | 1 | 4 | ADW |
| Compensation Reservoir | 1 | 2 | IPG | Loch Ardinning | 3 | 19 | DWM |
| Coves Reservoir | 1 | 6 | ADW | Lochend Loch | 1 | 7 | CL |
| Cowdenknowes Reservoir | 2 | 3 | JHH | Lochwinnoch, Aird Meadow | 6 | 32 | RSPB |
| Craigallian Loch | 2 | 6 | GJB | Luggie Water | 3 | 19 | ADW |
| Craigend Castle Pond | 2 | 3 | NB | Millersneuk Marsh | 3 | 11 | JJM |
| Craighall Dam | 1 | 1 | J&VW | Millichen Flood | 3 | 15 | GJB |
| Deil's Craig Dam | 1 | 5 | NB | Milngavie, Mill Dam | 1 | 5 | NB |
| Dougalston Loch | 1 | 3 | AMcN | Monklands Canal, Drumpellier | 2 | 4 | CL |
| East Kilbride, Ardochrig Pond | 1 | 7 | FG | Orchard Farm Pool | 1 | 4 | CL |
| F&CC, Gt West Rd-Clydebank | 2 | 8 | JJM | R Kelvin, Balmuildy Bridge | 1 | 1 | AMcN |
| Fyn Loch | 1 | 6 | ADW | R Kelvin, Botanic Gardens | 1 | 3 | IA |
| Gadloch | 1 | 3 | JJM | R Kelvin, Inchbelly Bridge | 6 | 47 | ADW |
| Garscube Estate | 2 | 15 | TB | Ryat Linn Reservoir | 1 | 9 | J&VW |
| Gartloch Pool | 2 | 11 | GCC | Stanely Dam | 1 | 5 | IMcD |
| Glasgow, Alexandra Park | 5 | 21 | GCC | Strathblane Mill Pond | 1 | 1 | AMcN |
| Glasgow, Auchinlea Park | 1 | 5 | GCC | Strathclyde Loch | 1 | 3 | AMcN |
| Glasgow, Bingham's Pond | 1 | 2 | JC | Tannoch Loch | 1 | 2 | AMcN |
| Glasgow, Kelvingrove Park | 1 | 2 | GCC | Townhead Reservoir | 2 | 9 | SWT |
| Glasgow, Knightswood Park | 1 | 6 | GCC | Twechar Marsh | 1 | 9 | SWT |
| Glasgow, Maxwell Park | 3 | 13 | GCC | Waulkmill Glen Reservoir | 2 | 12 | J&VW |
| Glasgow, Queen's Park | 1 | 8 | GCC | White Cart, Linn Park | 9 | 33 | SAW |
| Glasgow, Richmond Park | 2 | 17 | GCC | Whitefield Pond | 3 | 8 | AMcN |
| Glasgow, Victoria Park | 4 | 12 | GCC |
Breeding summary: 125 broods reported from 63 sites, with mean brood size 4.8/female, suggesting a normal breeding season (cf. a mean annual brood size 4.9/female 1987-2001). Other notes: (i) ♀ b/3 R Kelvin at Botanic Gardens 20 Apr (IA); (ii) ♀ with young brood Hogganfield Pool 30 Apr (GCC).
The only moult flock count received was of 294 on the Clyde estuary, Langbank-Longhaugh Point 24 June (ADW). Autumn-winter reports included 164 Millichen Flood 15 Aug (AMcN), 238 Finlaystone Point 31 Aug (JTo), 200 South Medwin Pools 3 Sep (JSW,VW), 108 Bardowie Loch 18 Sep (AMcN), 120 Fannyside Lochs 27 Sep (ADW), 129 Garvald Quarry 29 Sep (AMcA), max counts 185 Castle Semple Loch 19 Oct and 268 Lochwinnoch Reserve 20 Oct (RSPB), 174 Sallochy 15 Nov (NB), and 145 at the Endrick Mouth on 31 Dec (AMcN).