Ducks, Geese & Swans in Sligo
Our list for Sligo has 22 ducks, geese & swans recorded regularly there: 3 residents, 6 winter visitors, 11 passage migrants and 2 scarce visitors
Most likely in October
GBIF · OctShare of all bird records in Sligo in October, 2019–2024. Each month links to that month’s page.
All 22, most common first
Brent GooseBranta berniclaPassage migrantCommon55–66 cmRegularly Sep–Mar
MallardAnas platyrhynchosResidentCommon50–65 cmRegularly May–Mar
Mute SwanCygnus olorWinter visitorCommon140–160 cmRegularly Jun–Mar
Eurasian WigeonMareca penelopeWinter visitorCommon42–51 cmRegularly Oct–Mar
Barnacle GooseBranta leucopsisPassage migrantCommon58–70 cmRegularly Nov–Mar
Eurasian TealAnas creccaWinter visitorCommon34–38 cmRegularly Aug–Apr
Tufted DuckAythya fuligulaWinter visitorCommon40–47 cmRegularly Aug–Mar
Red-breasted MerganserMergus serratorPassage migrantCommon52–58 cmRegularly Nov–Mar
Whooper SwanCygnus cygnusWinter visitorCommon140–165 cmRegularly Oct–Mar
Common ScoterMelanitta nigraPassage migrantCommon43–54 cmRegularly Nov–Mar
Common ShelduckTadorna tadornaResidentCommon58–67 cmRegularly Dec–Mar
EiderSomateria mollissimaPassage migrantCommon50–71 cmRegularly Jul–Mar
Northern ShovelerSpatula clypeataPassage migrantCommon44–51 cmRegularly Dec–Jan
Greylag GooseAnser anserResidentCommon75–90 cmRegularly Dec–Mar
Cackling GooseBranta hutchinsiiPassage migrantCommon53–76 cmRegularly Dec
GoldeneyeBucephala clangulaWinter visitorCommon40–51 cmRegularly Dec–Mar
Greater White-fronted GooseAnser albifronsScarceCommon64–81 cm
Long-tailed DuckClangula hyemalisPassage migrantCommon37–60 cmRegularly Dec–Mar
PochardAythya ferinaPassage migrantUncommon42–49 cmRegularly Jan
Greater ScaupAythya marilaPassage migrantUncommon39–56 cmRegularly Jan–Feb
Pink-footed GooseAnser brachyrhynchusScarceUncommon60–75 cm
Common MerganserMergus merganserPassage migrantUncommon58–68 cmRegularly Jan
Smallest to largest
Length, cm- Eurasian Teal 34–38 cm
- Tufted Duck 40–47 cm
- Goldeneye 40–51 cm
- Pochard 42–49 cm
- Eurasian Wigeon 42–51 cm
- Northern Shoveler 44–51 cm
- Greater Scaup 39–56 cm
- Common Scoter 43–54 cm
- Long-tailed Duck 37–60 cm
- Red-breasted Merganser 52–58 cm
- Mallard 50–65 cm
- Brent Goose 55–66 cm
- Eider 50–71 cm
- Common Shelduck 58–67 cm
- Common Merganser 58–68 cm
- Barnacle Goose 58–70 cm
- Cackling Goose 53–76 cm
- Pink-footed Goose 60–75 cm
- Greater White-fronted Goose 64–81 cm
- Greylag Goose 75–90 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