Ducks, Geese & Swans in Pembrokeshire
Our list for Pembrokeshire has 21 ducks, geese & swans recorded regularly there: 6 residents, 1 summer visitor, 7 winter visitors, 4 passage migrants and 3 scarce visitors
Most likely in October
GBIF · OctShare of all bird records in Pembrokeshire in October, 2019–2024. Each month links to that month’s page.
All 21, most common first
Eurasian TealAnas creccaWinter visitorCommon34–38 cmRegularly Aug–May
Common ScoterMelanitta nigraWinter visitorCommon43–54 cmRegularly Jul–Mar
Common ShelduckTadorna tadornaSummer visitorCommon58–67 cmRegularly Nov–Aug
MallardAnas platyrhynchosResidentCommon50–65 cmRecorded all year
Red-breasted MerganserMergus serratorWinter visitorCommon52–58 cmRegularly Nov–Feb
Northern ShovelerSpatula clypeataResidentCommon44–51 cmRegularly Oct–Jul
Eurasian WigeonMareca penelopeWinter visitorCommon42–51 cmRegularly Sep–Apr
Canada GooseBranta canadensisResidentCommon76–110 cmRecorded all year
Tufted DuckAythya fuligulaWinter visitorCommon40–47 cmRegularly Nov–May
Mute SwanCygnus olorResidentCommon140–160 cmRecorded all year
Common MerganserMergus merganserPassage migrantCommon58–68 cmRegularly Nov–Feb
EiderSomateria mollissimaWinter visitorUncommon50–71 cmRegularly Nov–Feb
GoldeneyeBucephala clangulaPassage migrantUncommon40–51 cmRegularly Jan–Mar
GadwallMareca streperaResidentUncommon46–56 cmRegularly Jan–May
Northern PintailAnas acutaPassage migrantUncommon59–76 cmRegularly Oct–Mar
Greylag GooseAnser anserResidentUncommon75–90 cmRegularly Jan–Sep
Brent GooseBranta berniclaWinter visitorUncommon55–66 cmRegularly Sep–Apr
Whooper SwanCygnus cygnusPassage migrantUncommon140–165 cmRegularly Oct–Jan
Velvet ScoterMelanitta fuscaScarceUncommon51–58 cm
Barnacle GooseBranta leucopsisScarceUncommon58–70 cm
Long-tailed DuckClangula hyemalisScarceUncommon37–60 cm
Smallest to largest
Length, cm- Eurasian Teal 34–38 cm
- Tufted Duck 40–47 cm
- Goldeneye 40–51 cm
- Eurasian Wigeon 42–51 cm
- Northern Shoveler 44–51 cm
- Common Scoter 43–54 cm
- Long-tailed Duck 37–60 cm
- Gadwall 46–56 cm
- Velvet Scoter 51–58 cm
- Red-breasted Merganser 52–58 cm
- Mallard 50–65 cm
- Eider 50–71 cm
- Brent Goose 55–66 cm
- Common Shelduck 58–67 cm
- Common Merganser 58–68 cm
- Barnacle Goose 58–70 cm
- Northern Pintail 59–76 cm
- Greylag Goose 75–90 cm
- Canada Goose 76–110 cm
- Mute Swan 140–160 cm
- Whooper Swan 140–165 cm
Body length, bill to tail. Rare birds in grey.
Data: EOD – eBird Observation Dataset (Cornell Lab of Ornithology), accessed via GBIF.org, CC BY 4.0. Records from 2019–2024, aggregated and filtered by Birdfact. How these lists are made