American Beaver

American Beaver

Castor canadensis

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
20–30% · Possible
overall probability at Acadia National Park
132 Verified records at Acadia National Park
November Best month highest sighting rate
🌅 Crepuscular When it's active at dawn and dusk

The North American beaver (Castor canadensis) is one of two extant beaver species, along with the Eurasian beaver (Castor fiber). It is native to North America and has been introduced in South America (Patagonia) and Europe (primarily Finland and Karelia). The North American beaver is one of the national symbols of Canada and the official state mammal of Oregon and New York. North American beavers are widespread across the continental United States, Canada, southern Alaska, and some parts of northern Mexico. In Canada and the United States, the North American beaver is often referred to simply as "beaver", although this can cause some confusion because another distantly related rodent, Aplodontia rufa, is often called the "mountain beaver". Other vernacular names, including American beaver and Canadian beaver, distinguish this species from the other extant beaver species, Castor fiber, which is native to Eurasia. Wikipedia →

20–30% of wildlife watchers report a American Beaver sighting in Acadia National Park, based on 132 days of visitor records from GBIF citizen-science data.

📅 Monthly Probability

30–40
Jan
20–30
Feb
10–20
Mar
20–30
Apr
20–30
May
20–30
Jun
20–30
Jul
30–40
Aug
30–40
Sep
20–30
Oct
30–40
Nov
5–10
Dec

🌅 When They're Spotted

Most active at dawn and dusk · across all parks (global)

🌅Crepuscular
☀️🌙🌙12am6am12pm6pm12am

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Probability
1 Elk Island National Park 🇨🇦 Canada
70–80%
2 Isle Royale National Park 🇺🇸 United States
40–50%
3 Point Pelee National Park 🇨🇦 Canada
30–40%
4 Kluane National Park 🇨🇦 Canada
30–40%
5 Grand Teton National Park 🇺🇸 United States
30–40%
6 Riding Mountain National Park 🇨🇦 Canada
20–30%
7 Acadia National Park 🇺🇸 United States
20–30%
8 Gros Morne National Park 🇨🇦 Canada
20–30%
9 Voyageurs National Park 🇺🇸 United States
20–30%
10 Wood Buffalo National Park 🇨🇦 Canada
20–30%
11 Jasper National Park 🇨🇦 Canada
20–30%
12 Denali National Park 🇺🇸 United States
10–20%
13 Tierra del Fuego National Park 🇦🇷 Argentina
10–20%
14 Wrangell-St. Elias National Park 🇺🇸 United States
10–20%
15 Glacier National Park 🇺🇸 United States
10–20%
16 Great Bear Rainforest 🇨🇦 Canada
10–20%
17 Cape Breton Highlands National Park 🇨🇦 Canada
10–20%
18 Congaree National Park 🇺🇸 United States
10–20%
19 Shenandoah National Park 🇺🇸 United States
10–20%
20 Banff National Park 🇨🇦 Canada
10–20%
21 Pacific Rim National Park Reserve 🇨🇦 Canada
10–20%
22 Great Smoky Mountains National Park 🇺🇸 United States
10–20%
23 Yellowstone National Park 🇺🇸 United States
10–20%
24 Redwood National Park 🇺🇸 United States
5–10%
25 Yosemite National Park 🇺🇸 United States
5–10%
26 Big Bend National Park 🇺🇸 United States
5–10%
27 Rocky Mountain National Park 🇺🇸 United States
5–10%
28 Zion National Park 🇺🇸 United States
5–10%
29 Olympic National Park 🇺🇸 United States
<5%
30 Cumbres de Monterrey National Park 🇲🇽 Mexico
<5%
31 Nahanni National Park 🇨🇦 Canada
Insufficient data
32 Gates of the Arctic National Park 🇺🇸 United States
Insufficient data
33 Sequoia and Kings Canyon National Parks 🇺🇸 United States
Insufficient data
34 Grand Canyon National Park 🇺🇸 United States
Insufficient data
35 Badlands National Park 🇺🇸 United States
Insufficient data

Quick answers

What are the chances of seeing a American Beaver in Acadia National Park?

About 28% of wildlife watchers report a American Beaver sighting in Acadia National Park, based on 132 days of visitor records from GBIF citizen-science data.

When is the best time to see American Beaver in Acadia National Park?

November has the highest sighting rate for American Beaver in Acadia National Park in our monthly data.

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