Red-throated Loon

Red-throated Loon

Gavia stellata

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability Insufficient data
at Plitvice Lakes National Park
1 Verified sightings at Plitvice Lakes National Park From 2019 to 2026
8,900 Verified sightings across all 32 parks From 2019 to 2026
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Red-throated Loon

The red-throated loon (North America) or red-throated diver (Britain and Ireland) (Gavia stellata) is a migratory aquatic bird found in the Northern Hemisphere. The most widely distributed member of the loon or diver family, it breeds primarily in Arctic regions, and it winters in northern coastal waters. Ranging from 55 to 67 centimetres (22 to 26 in) in length, the red-throated loon is the smallest and lightest of the world's loons. In winter, it is a nondescript bird, greyish above, fading to white below. During the breeding season, it acquires the distinctive reddish throat patch, which is the basis for its common name. Fish form the bulk of its diet, though amphibians, invertebrates, and plant material are sometimes eaten as well. A monogamous species, red-throated loons form long-term pair bonds. Both members of the pair help to build the nest, incubate the eggs (generally two per clutch), and feed the hatched young.

The red-throated loon has a large global population and a significant global range, though some populations are declining. Oil spills, habitat degradation, pollution, and fishing nets are among the major threats this species faces. Natural predators—including various gull species, and both red and Arctic foxes, will take eggs and young. The species is protected by international treaties. Wikipedia →

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 Daily sighting probability
1 Thingvellir National Park 🇮🇸 Iceland
~60%
2 Vatnajokull National Park 🇮🇸 Iceland
~30%
3 Pacific Rim National Park Reserve 🇨🇦 Canada
~10%
4 Redwood National Park 🇺🇸 United States
~10%
5 Katmai National Park 🇺🇸 United States
~10%
6 Gates of the Arctic National Park 🇺🇸 United States
~10%
7 Great Bear Rainforest 🇨🇦 Canada
~10%
8 Wadden Sea National Park 🇩🇪 Germany
~10%
9 Channel Islands National Park 🇺🇸 United States
~10%
10 Olympic National Park 🇺🇸 United States
~10%
11 Acadia National Park 🇺🇸 United States
<5%
12 Banff National Park 🇨🇦 Canada
<5%
13 Wrangell-St. Elias National Park 🇺🇸 United States
<5%
14 Cairngorms National Park 🇬🇧 United Kingdom
<5%
15 Kenai Fjords National Park 🇺🇸 United States
<5%
16 Cape Breton Highlands National Park 🇨🇦 Canada
<5%
17 Gros Morne National Park 🇨🇦 Canada
<5%
18 Białowieża National Park 🇵🇱 Poland
<5%
19 Snowdonia National Park 🇬🇧 United Kingdom
<5%
20 Kluane National Park 🇨🇦 Canada
<5%
21 Triglav National Park 🇸🇮 Slovenia
<5%
22 Point Pelee National Park 🇨🇦 Canada
<5%
23 El Vizcaíno Biosphere Reserve 🇲🇽 Mexico
<5%
24 Nahanni National Park 🇨🇦 Canada
Insufficient data
25 Wood Buffalo National Park 🇨🇦 Canada
Insufficient data
26 Plitvice Lakes National Park 🇭🇷 Croatia
Insufficient data
27 Bavarian Forest National Park 🇩🇪 Germany
Insufficient data
28 Isle Royale National Park 🇺🇸 United States
Insufficient data
29 Kiskunság National Park 🇭🇺 Hungary
Insufficient data
30 Fertő-Hanság National Park 🇭🇺 Hungary
Insufficient data
31 Biebrza National Park 🇵🇱 Poland
Insufficient data
32 Denali National Park 🇺🇸 United States
Insufficient data
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