An influx of Russian White-fronted Geese into the UK led to what is thought to be the largest flock on Anglesey for over 70 years. An adult winter Little Gull was a new addition to the 2026 year list, which increases to 145 (LISTS) - subject to the appropriate records being accepted by the British and Welsh Birds Rarity Committees.
Wildfowl:
Whooper Swan
Up to 14, on fields near Cors Ddyga (14 on 31st, 9 on 2nd, 7 on 6th).
Black Swan - Category E
3, on fields near Cors Ddyga (2nd, 6th).
Pale-bellied Brent Goose
170, at the Alaw estuary (1st).
26, at the Braint estuary (2nd).
White-fronted Goose - Russian
c.30, on fields near Cors Ddyga (c.30 on 6th, 10 on 31st).
Up to 73, on fields inland of the A5025 and west of the Pig-y-Rhos turning near Burwen (73 on 5th, 6 on 6th).
Pink-footed Goose
Up to 200, at Cors Ddyga (200 on 6th, c. 60-70 on 4th).
27, flew south at Moelfre (5th).
Shelduck
26, at the Alaw estuary (1st).
29, at Traeth Dulas (5th).
Long-tailed Duck
1, juvenile or female at the Inland Sea - viewed from the Anchorage Hotel (31st, 2nd).
Eider
4, 2 pairs off Benllech seafront (1st).
Common Scoter
c. 500, off Benllech seafront (1st).
Goldeneye
2, at the Alaw estuary (1st).
5+, at Llyn Llygeirian (2nd).
3, off Cadnant, Menai Bridge (6th).
Smew
1, drake at the NE end of Llyn Alaw - viewed from Penbol (31st, 3rd, 4th).
Goosander
6, on the river by the road bridge at Aberffraw (1st).
Pochard
19, at Llyn Llygeirian (2nd).
2, at Llyn Rhos Ddu (2nd).
Greater Scaup
Up to 8, at Llyn Llygeirian (8 on 2nd, 6 on 4th, 5+ on 3rd).
Shoveler
c.170, at Cors Ddyga (31st).
10, at the Gorad flood, Valley (1st).
Gadwall
10, at Cors Ddyga (31st).
2, at the Gorad flood, Valley (1st).
10, at Llyn Llygeirian (2nd).
Wigeon
c. 750, at Cors Ddyga (31st).
130, at the Alaw estuary (1st).
33, at Rhosneigr Golf Club railway bridge (1st).
80, at the Braint estuary (2nd).
Pintail
15, at Cors Ddyga (31st).
80, at the Alaw estuary (1st).
Teal
c. 1000, at Cors Ddyga (31st).
44, at Rhosneigr Golf Club railway bridge (1st).
Coot
56, at Llyn Rhos Ddu (2nd).
Waders:
Oystercatcher
65, at the Alaw estuary (1st).
65, at the Gorad flood, Valley (1st).
Golden Plover
Up to 220, at Cors Ddyga (220 on 2nd, 10 on 31st).
Ringed Plover
12, at Trearddur Bay (1st).
Lapwing
110, at Afon Crygyll - Tywyn Trewan Common (1st).
65, at Rhosneigr Golf Club railway bridge (1st).
440, on flooded fields to the west of Cors Ddyga (2nd).
Up to 1800, at Cors Ddyga (1800 on 31st, 1100 on 2nd).
c. 400 near the stepping stones, Braint estuary (2nd).
150, at the Braint estuary (2nd).
Curlew
80, at the Alaw estuary (1st).
Bar-tailed Godwit
6, at Beddmanarch Bay (3rd).
Black-tailed Godwit
Up to c. 230, at Cors Ddyga (c 230 on 31st, 55 on 2nd).
11, at the Alaw estuary (1st).
9, at the Gorad flood, Valley (1st).
Snipe
c.40, at Cors Ddyga (31st).
13, at the Alaw estuary (1st).
Green Sandpiper
1, on wet fields at the Llanfachraeth end of the Alaw estuary (31st).
Redshank
35, at the Alaw estuary (1st).
Greenshank
4, at the Alaw estuary (1st).
Turnstone
17, at Trearddur Bay (1st).
Ruff
7, at Cors Ddyga (2nd).
Dunlin
28, at Cors Ddyga (31st).
Purple Sandpiper
Up to 13, at Trearddur Bay (13 on 1st, 1 on 31st).
Seabirds and gulls:
Black Guillemot
Up to 2, at Holyhead harbour (2 on 4th, 1 on 1st).
Razorbill
Several, off Benllech seafront (1st).
2, at Holyhead harbour (4th).
Little Gull
1, adult at Porth yr Aber, south of Moelfre (5th).
Mediterranean Gull
1, adult at Beddmanarch Bay (3rd).
Grebes & Divers:
Little Grebe
9, along the Afon Cefni (2nd).
Slavonian Grebe
1, at the NE end of Llyn Alaw - viewed from Penbol (31st).
Up to 5, at Beddmanarch Bay (5 on 31st, 2 on 2nd).
Great-crested Grebe
c. 40, off Benllech seafront (1st).
Red-throated Diver
4, off Benllech seafront (1st).
Great Northern Diver
Up to 2, at Holyhead harbour (2 on 31st & 4th, 1 on 1st & 5th).
Up to 3, at Beddmanarch Bay (3 on 31st, 1 on 2nd).
2, at the Inland Sea (31st, 2nd).
Herons, Egrets & allies:
Great Egret
3, at the NE end of Llyn Alaw - viewed from Penbol (3 on 31st, 1 on 4th).
1, at Llyn Llywenan (31st).
2, at Cors Ddyga (2nd).
Cattle Egret
5, on fields along the lane to Sandy Beach, near Llanfwrog (2nd).
Raptors:
Marsh Harrier
Up to 3, at Cors Ddyga (3 on 2nd, on 31st).
Up to 2, at Llyn Llywenan (2 on 31st, 1 on 4th).
Red Kite
1, at Llyn Llywenan (31st, 4th).
3, from Traeth Dulas (3rd).
1, at Llyn Alaw (4th).
Merlin
1, at Cors Ddyga (31st).
Passerines & others:
Kingfisher
1, at the Alaw estuary (1st).
1, from the Cefni cycle track between Llangefni and the A55 (2nd).
1, at Beddmanarch Bay (3rd).
Fieldfare
120+, from the Cefni cycle track between Llangefni and the A55 (2nd).
Common Crossbill
3, flew over calling at Llyn Parc Mawr, Newborough (31st).
Siskin
Up to 5, on garden feeders at Talwrn (5 on 5th, 4 on 1st, 3 on 31st).
