Gray Seal

Gray Seal

Halichoerus grypus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
20–30% · Possible
overall probability at Acadia National Park

📅 Monthly Probability

<5
Jan
<5
Feb
<5
Mar
<5
Apr
10–20
May
20–30
Jun
30–40
Jul
30–40
Aug
30–40
Sep
20–30
Oct
20–30
Nov
20–30
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 Snowdonia National Park 🇬🇧 United Kingdom
40–50%
2 Cape Breton Highlands National Park 🇨🇦 Canada
30–40%
3 Wadden Sea National Park 🇩🇪 Germany
20–30%
4 Acadia National Park 🇺🇸 United States
20–30%
5 Vatnajokull National Park 🇮🇸 Iceland
10–20%
6 Gros Morne National Park 🇨🇦 Canada
Insufficient data

Quick answers

What are the chances of seeing a Gray Seal in Acadia National Park?

About 26% of visitor-days record a Gray Seal sighting in Acadia National Park, based on 99 observer-days of citizen-science data from GBIF.

When is the best time to see Gray Seal in Acadia National Park?

August has the highest sighting rate for Gray Seal in Acadia National Park in our monthly data.

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