Alabama mammals

American Beaver in Alabama

Castor canadensis

Native to Alabama S5 Secure in Alabama

Not listed as nonindigenous in Alabama by USGS NAS; native to its Alabama range.

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.

American Beaver in Alabama, by the numbers

Common in Alabama 11th most recorded of 78 mammals logged in Alabama

527 occurrence records
513 with iNaturalist photos
Jun 22, 2026 Last seen in Alabama

Records from 2000–2026.

527 total records count every Alabama occurrence from GBIF and iNaturalist; the map plots a georeferenced sample of 300; the monthly chart covers the 525 records with a full observation date.

When to look for the American Beaver in Alabama

Most sightings fall in January to April.

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

Monthly Alabama records (table)
MonthRecords
January59
February90
March89
April60
May37
June24
July10
August23
September36
October26
November28
December43

Monthly american beaver occurrence records (iNaturalist and GBIF) in Alabama, 2000–2026.

Seasonality

Year-round in Alabama, with recorded sightings peaking in January–April.

Occurrence map

Where American Beaver has been recorded in Alabama

300 records mapped · zoom and drag to explore

300 Alabama records mapped

Notable places to look

Park, forest, or monumentiNaturalist records
Little River Canyon National Preserve 10
Coon Creek Nature Preserve 6
Oak Mountain State Park 5
Pike County Public Fishing Lake 4
Wehle Nature Preserve 4
Joe Wheeler State Park 3
Chewacla State Park 2
Ebenezer Swamp Ecological Preserve 2

Protected places with the most american beaver 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 Alabama

CountyRecords
Madison County 53
Blount County 46
Jefferson County 37
Pike County 33
Cullman County 32
Montgomery County 27
Shelby County 24
Autauga County 22
Tuscaloosa County 22
Lee County 18
Limestone County 13
Covington County 12
43 other counties 188

The complete county distribution, spread across 55 Alabama counties. Every occurrence record falls in one county, so these sum to the total. Counties from GBIF and US Census boundaries.

Alabama’s beaver records follow the same statewide pattern found across the animal’s US range: wherever a stream, pond, or reservoir holds water through the year, a colony can move in. In this state that means blackwater creeks in the Wiregrass country around Conecuh National Forest, upland streams draining the Piedmont near Talladega National Forest, and slow creeks cutting through the Black Belt near Tuskegee National Forest.

An engineer, not just a resident

A beaver doesn’t simply occupy the water it finds, it rebuilds it. Working pairs haul cut branches into a channel and pack them with mud until the impounded water is deep enough to hide the underwater entrance to their lodge. That habit can turn a narrow Coastal Plain creek into standing water and marsh edge, the kind of wetland patch that draws in frogs, wading birds, and fish that weren’t using the stretch before.

Family colonies and a strict plant diet

Beavers live in tight family groups built around one breeding pair, sharing a single lodge with kits and the previous year’s yearlings. They’re strict vegetarians, gnawing bark, twigs, and streamside shrubs and storing a raft of branches near the lodge as a winter food cache. A tail slapped against the water is the clearest warning sign a beaver gives when it notices something approaching, sending the rest of the family diving for cover.

Recovered from near-collapse

Two centuries of trapping for the fur trade pushed the species out of entire river systems by 1900, but protective laws and decades of reintroduction reversed that decline nationwide, including in Alabama. NatureServe now ranks the beaver S5, secure, in the state, and it’s native to its full historical Alabama range.

Occurrence data from iNaturalist and GBIF.

American Beaver in other states

View all states →

More mammals in Alabama 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"