Washington mammals

European Fallow Deer in Washington

Dama dama

Introduced to Washington

Washington's Dama dama records are of an introduced species; it does not occur here as a wild native population.

IUCN Red List status

  1. LC
  2. NT
  3. VU
  4. EN
  5. CR
  6. EW
  7. EX

LC – Least Concern

Widespread and abundant; not at risk.

European Fallow Deer in Washington, by the numbers

Occasional in Washington 81st most recorded of 126 mammals logged in Washington

35 occurrence records
34 with iNaturalist photos
Jul 8, 2026 Last seen in Washington

Records from 2000–2026.

When to look for the European Fallow Deer in Washington

Most sightings fall in May.

35 Washington occurrence records (iNaturalist and GBIF) by month of year, 2000–2026. Shows when the species is recorded, not a guarantee of presence.

Monthly Washington records (table)
MonthRecords
January1
February2
March4
April3
May6
June2
July5
August5
September1
October2
November2
December2

Monthly european fallow deer occurrence records (iNaturalist and GBIF) in Washington, 2000–2026.

Seasonality

Year-round in Washington, with recorded sightings peaking in May, with a smaller rise in March and July–August.

Occurrence map

Where European Fallow Deer has been recorded in Washington

35 records mapped · zoom and drag to explore

35 Washington records mapped

Notable places to look

Park, forest, or monumentiNaturalist records
San Juan Islands National Monument 32

Protected places with the most european fallow deer sightings, from the USGS Protected Areas Database plus named mountain ranges, good spots to look, not a full breakdown, so they don't sum to the total.

Where it's recorded in Washington

CountyRecords
San Juan County 25
King County 1
Jefferson County 1
Other localities 8

The complete county distribution, spread across 3 Washington counties. Every occurrence record falls in one county, so these sum to the total. Counties from GBIF and US Census boundaries.

Fallow deer records in Washington concentrate in the Puget Sound lowlands, where a patchwork of farmland, woodland edges, and parkland meets the state’s conifer forest. That’s the mix of open grazing ground and nearby cover this species needs to hold on in small numbers.

Fallow deer are native to parts of Europe and the Middle East, not North America, so every population here traces back to deer released or escaped from parks, estates, or small farms. Once established, they graze grasses and browse woodland edges in loose herds, and adult males grow broad, flattened antlers unlike any deer native to Washington.

Washington’s fallow deer records stay modest, 35 in total, scattered across the year without one month standing out clearly. That pattern fits a handful of small, localized herds rather than a wide-ranging population, and most reports likely trace back to the same few sites.

Occurrence data from iNaturalist and GBIF.

More mammals in Washington in the atlas

Data & sources

The data and visualizations on this page draw on these open sources:

  • GBIFCC-BY 4.0occurrence records behind the range map, elevation, and record counts
  • iNaturalistCC0 / CC-BY / CC-BY-SAobservations, photos, and audio recordings
  • NatureServe ExplorerCC-BYthe state conservation rank
  • IUCN Red Listattributed factthe global conservation status
  • USGS NASpublic domainnative / introduced status
  • Natural Earthpublic domainthe relief basemap
  • USFSpublic domainnational-forest boundaries
  • USGS Protected Areas Databasepublic domainthe named parks, forests, and refuges behind "notable places to look"