Common Eider

Common Eider

Somateria mollissima

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
30–40% · Possible
overall probability at Acadia National Park

📅 Monthly Probability

50–60
Jan
40–50
Feb
30–40
Mar
20–30
Apr
20–30
May
20–30
Jun
20–30
Jul
30–40
Aug
50–60
Sep
50–60
Oct
60–70
Nov
60–70
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙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 Vatnajokull National Park 🇮🇸 Iceland
50–60%
2 Acadia National Park 🇺🇸 United States
30–40%
3 Wadden Sea National Park 🇩🇪 Germany
20–30%
4 Cape Breton Highlands National Park 🇨🇦 Canada
20–30%
5 Gros Morne National Park 🇨🇦 Canada
20–30%
6 Snowdonia National Park 🇬🇧 United Kingdom
0–10%
7 Katmai National Park 🇺🇸 United States
Insufficient data
8 Thingvellir National Park 🇮🇸 Iceland
Insufficient data
9 Cairngorms National Park 🇬🇧 United Kingdom
Insufficient data
10 Kenai Fjords National Park 🇺🇸 United States
Insufficient data

Quick answers

What are the chances of seeing a Common Eider in Acadia National Park?

About 36% of visitor-days record a Common Eider sighting in Acadia National Park, based on 4245 observer-days of citizen-science data from GBIF.

When is the best time to see Common Eider in Acadia National Park?

December has the highest sighting rate for Common Eider in Acadia National Park in our monthly data.

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