Ducks, Geese & Swans in California
Our list for California has 34 ducks, geese & swans recorded regularly there: 13 residents, 18 winter visitors, 2 passage migrants and 1 scarce visitor
Most likely in October
GBIF · Oct
Share of all bird records in California in October, 2019–2024. Each month links to that month’s page.
All 34, most common first
Mute SwanCygnus olorResidentUncommon140–160 cmRecorded all year
Muscovy DuckCairina moschataResidentRare66–84 cmRecorded all year
Long-tailed DuckClangula hyemalisWinter visitorRare37–60 cmRecorded all year
Greylag GooseAnser anserResidentRare75–90 cmRecorded all year
GarganeySpatula querquedulaPassage migrantRare37–41 cmRegularly Nov–Mar
Mandarin DuckAix galericulataWinter visitorRare41–49 cmRecorded all year
King EiderSomateria spectabilisPassage migrantRare46–64 cmRegularly Dec
Swan GooseAnser cygnoidesResidentRare81–94 cmRecorded all year
Trumpeter SwanCygnus buccinatorWinter visitorRare139–157 cmRegularly Nov–Mar
Tufted DuckAythya fuligulaWinter visitorRare40–47 cmRegularly Nov–Apr
Tundra Bean GooseAnser serrirostrisScarceRare66–84 cmRegularly Nov
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