California mammals

European Fallow Deer in California

Dama dama

Introduced to California

California'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 California, by the numbers

Rare in California 199th most recorded of 241 mammals logged in California

27 occurrence records
16 with iNaturalist photos
May 22, 2026 Last seen in California

Records from 2000–2026.

27 total records count every California occurrence from GBIF and iNaturalist; the monthly chart covers the 22 records with a full observation date.

When to look for the European Fallow Deer in California

Most sightings fall in November.

22 California occurrence records (iNaturalist and GBIF) by month of year, 2000–2026. Shows when the species is recorded, not a guarantee of presence. Based on a small number of dated records; the seasonal pattern may not be representative.

Monthly California records (table)
MonthRecords
January2
February1
March2
April0
May3
June5
July1
August0
September0
October1
November6
December1

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

Seasonality

Year-round in California, with recorded sightings peaking in November, with a smaller rise in June.

Occurrence map

Where European Fallow Deer has been recorded in California

27 records mapped · zoom and drag to explore

27 California records mapped

Notable places to look

Park, forest, or monumentiNaturalist records
Phillip Burton Wilderness Area 3
Point Reyes National Seashore 3

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 California

CountyRecords
Marin County 15
Alameda County 6
Mendocino County 3
Santa Barbara County 2
San Francisco County 1

The complete county distribution, spread across 5 California counties. Every occurrence record falls in one county, so these sum to the total. Counties from GBIF and US Census boundaries.

Dama dama, the European fallow deer, has just 27 documented records in California, and every one of them traces back to introduced or managed stock rather than any deer that evolved here.

The same Point Reyes story as the axis deer

Fallow deer share a history with chital on California’s Point Reyes peninsula, where ranchers released both species in the 1940s as an addition to land already grazed by cattle and dairy stock. The National Park Service spent years working to remove both non-native deer from the peninsula, completing that removal in the early 2020s. A buck’s broad, flattened antlers and blotchy or faded spotted coat, features that separate it from the sharper, permanent white spots of a chital, made the two introduced species straightforward for field crews to tell apart during that removal work.

A record count too small for a wild, expanding herd

Records stay scattered in the single digits across most months, with a small November bump that’s more likely a fall observation pattern than any real breeding-season shift. That thin spread across the calendar fits an animal held behind fences or already removed, not one spreading freely across new ground.

Status in California

California’s own record data doesn’t flag fallow deer as nonindigenous, but that reflects a gap in tracking rather than any native lineage. Dama dama is a Eurasian species with no natural range in North America; every deer counted here descended from deliberately introduced, fenced, or since-removed stock.

Occurrence data from iNaturalist and GBIF.

More mammals in California 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"