Black-headed Gull

Closest Relatives at Biebrza National Park

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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	Thingvellir National Park	🇮🇸 Iceland	90–100%
2	Vatnajokull National Park	🇮🇸 Iceland	70–80%
3	Fertő-Hanság National Park	🇭🇺 Hungary	70–80%
4	Hortobágy National Park	🇭🇺 Hungary	70–80%
5	Wadden Sea National Park	🇩🇪 Germany	60–70%
6	Biebrza National Park	🇵🇱 Poland	50–60%
7	Kiskunság National Park	🇭🇺 Hungary	40–50%
8	Snowdonia National Park	🇬🇧 United Kingdom	30–40%
9	Cairngorms National Park	🇬🇧 United Kingdom	30–40%
10	Białowieża National Park	🇵🇱 Poland	20–30%
11	Doñana National Park	🇪🇸 Spain	20–30%
12	Bavarian Forest National Park	🇩🇪 Germany	20–30%
13	Sierra de Guadarrama National Park	🇪🇸 Spain	10–20%
14	Lake Nakuru National Park	🇰🇪 Kenya	10–20%
15	Monfragüe National Park	🇪🇸 Spain	0–10%
16	Gauja National Park	🇱🇻 Latvia	0–10%
17	Sundarbans National Park	🇮🇳 India	<5%
18	Tatra National Park	🇸🇰 Slovakia	<5%
19	Keoladeo National Park	🇮🇳 India	<5%
20	Murchison Falls National Park	🇺🇬 Uganda	<5%
21	Gobi Gurvansaikhan National Park	🇲🇳 Mongolia	<5%
22	Pyrénées National Park	🇫🇷 France	<5%
23	Triglav National Park	🇸🇮 Slovenia	<5%
24	Satpura National Park	🇮🇳 India	<5%
25	Chitwan National Park	🇳🇵 Nepal	<5%
26	Kaziranga National Park	🇮🇳 India	<5%
27	Ngorongoro Conservation Area	🇹🇿 Tanzania	<5%
28	Main Ridge Forest Reserve	🇹🇹 Trinidad and Tobago	Insufficient data
29	Point Pelee National Park	🇨🇦 Canada	Insufficient data
30	Channel Islands National Park	🇺🇸 United States	Insufficient data
31	Mercantour National Park	🇫🇷 France	Insufficient data
32	Table Mountain National Park	🇿🇦 South Africa	Insufficient data
33	Cévennes National Park	🇫🇷 France	Insufficient data
34	Queen Elizabeth National Park	🇺🇬 Uganda	Insufficient data
35	Ranthambore National Park	🇮🇳 India	Insufficient data
36	Cape Breton Highlands National Park	🇨🇦 Canada	Insufficient data
37	Nairobi National Park	🇰🇪 Kenya	Insufficient data
38	Gros Morne National Park	🇨🇦 Canada	Insufficient data
39	Jim Corbett National Park	🇮🇳 India	Insufficient data
40	Bandhavgarh National Park	🇮🇳 India	Insufficient data
41	Sierra Nevada National Park	🇪🇸 Spain	Insufficient data
42	Tsavo East National Park	🇰🇪 Kenya	Insufficient data
43	Serengeti National Park	🇹🇿 Tanzania	Insufficient data

Quick answers

What are the chances of seeing a Black-headed Gull in Biebrza National Park?

About 53% of visitor-days record a Black-headed Gull sighting in Biebrza National Park, based on 729 observer-days of citizen-science data from GBIF.

When is the best time to see Black-headed Gull in Biebrza National Park?

April has the highest sighting rate for Black-headed Gull in Biebrza National Park in our monthly data.