Caspian Tern

Closest Relatives at Redwood 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	El Vizcaíno Biosphere Reserve	🇲🇽 Mexico	30–40%
2	iSimangaliso Wetland Park	🇿🇦 South Africa	30–40%
3	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	20–30%
4	Ciénaga de Zapata	🇨🇺 Cuba	20–30%
5	Abel Tasman National Park	🇳🇿 New Zealand	20–30%
6	Gros Morne National Park	🇨🇦 Canada	20–30%
7	Freycinet National Park	🇦🇺 Australia	10–20%
8	Channel Islands National Park	🇺🇸 United States	10–20%
9	Wrangell-St. Elias National Park	🇺🇸 United States	10–20%
10	Celestún Biosphere Reserve	🇲🇽 Mexico	0–10%
11	Doñana National Park	🇪🇸 Spain	0–10%
12	Redwood National Park	🇺🇸 United States	0–10%
13	Yala National Park	🇱🇰 Sri Lanka	0–10%
14	Kluane National Park	🇨🇦 Canada	0–10%
15	Everglades National Park	🇺🇸 United States	0–10%
16	Point Pelee National Park	🇨🇦 Canada	0–10%
17	Hortobágy National Park	🇭🇺 Hungary	<5%
18	Garden Route National Park	🇿🇦 South Africa	<5%
19	Olympic National Park	🇺🇸 United States	<5%
20	Pacific Rim National Park Reserve	🇨🇦 Canada	<5%
21	Palo Verde National Park	🇨🇷 Costa Rica	<5%
22	Noosa National Park	🇦🇺 Australia	<5%
23	Bahía de Loreto National Park	🇲🇽 Mexico	<5%
24	Death Valley National Park	🇺🇸 United States	<5%
25	Great Bear Rainforest	🇨🇦 Canada	<5%
26	Booderee National Park	🇦🇺 Australia	<5%
27	Jaragua National Park	🇩🇴 Dominican Republic	<5%
28	Białowieża National Park	🇵🇱 Poland	<5%
29	Fertő-Hanság National Park	🇭🇺 Hungary	<5%
30	Table Mountain National Park	🇿🇦 South Africa	<5%
31	Great Otway National Park	🇦🇺 Australia	<5%
32	Wilsons Promontory National Park	🇦🇺 Australia	<5%
33	Las Baulas Marine National Park	🇨🇷 Costa Rica	<5%
34	Biebrza National Park	🇵🇱 Poland	<5%
35	Wadden Sea National Park	🇩🇪 Germany	<5%
36	Wilpattu National Park	🇱🇰 Sri Lanka	<5%
37	Royal National Park	🇦🇺 Australia	<5%
38	Riding Mountain National Park	🇨🇦 Canada	<5%
39	Fiordland National Park	🇳🇿 New Zealand	<5%
40	Tayrona National Natural Park	🇨🇴 Colombia	<5%
41	Kiskunság National Park	🇭🇺 Hungary	<5%
42	Addo Elephant National Park	🇿🇦 South Africa	<5%
43	Acadia National Park	🇺🇸 United States	<5%
44	Bavarian Forest National Park	🇩🇪 Germany	<5%
45	La Amistad International Park (Panama)	🇵🇦 Panama	<5%
46	Arrecifes de Cozumel National Park	🇲🇽 Mexico	<5%
47	Daintree National Park	🇦🇺 Australia	<5%
48	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	<5%
49	Piedras Blancas National Park	🇨🇷 Costa Rica	<5%
50	Joshua Tree National Park	🇺🇸 United States	<5%
51	Grand Teton National Park	🇺🇸 United States	<5%
52	Yellowstone National Park	🇺🇸 United States	<5%
53	Glacier National Park	🇺🇸 United States	<5%
54	Sierra de Guadarrama National Park	🇪🇸 Spain	<5%
55	Soberanía National Park	🇵🇦 Panama	<5%
56	Los Haitises National Park	🇩🇴 Dominican Republic	Insufficient data
57	Pilanesberg National Park	🇿🇦 South Africa	Insufficient data
58	Shenandoah National Park	🇺🇸 United States	Insufficient data
59	Katmai National Park	🇺🇸 United States	Insufficient data
60	Biotopo Cerro Cahuí	🇬🇹 Guatemala	Insufficient data
61	Aoraki Mount Cook National Park	🇳🇿 New Zealand	Insufficient data
62	Ostional Wildlife Refuge	🇨🇷 Costa Rica	Insufficient data
63	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	Insufficient data
64	Cape Breton Highlands National Park	🇨🇦 Canada	Insufficient data
65	Hwange National Park	🇿🇼 Zimbabwe	Insufficient data
66	Voyageurs National Park	🇺🇸 United States	Insufficient data
67	Grampians National Park	🇦🇺 Australia	Insufficient data
68	Jasper National Park	🇨🇦 Canada	Insufficient data
69	Zion National Park	🇺🇸 United States	Insufficient data
70	Lago de Yojoa	🇭🇳 Honduras	Insufficient data
71	Cerro Azul Meámbar National Park	🇭🇳 Honduras	Insufficient data
72	Chobe National Park	🇧🇼 Botswana	Insufficient data
73	Kenai Fjords National Park	🇺🇸 United States	Insufficient data
74	Sequoia and Kings Canyon National Parks	🇺🇸 United States	Insufficient data
75	Bastimentos Island National Marine Park	🇵🇦 Panama	Insufficient data
76	Yosemite National Park	🇺🇸 United States	Insufficient data
77	Lake Nakuru National Park	🇰🇪 Kenya	Insufficient data
78	Tsavo East National Park	🇰🇪 Kenya	Insufficient data
79	Tortuguero National Park	🇨🇷 Costa Rica	Insufficient data
80	Sundarbans National Park	🇮🇳 India	Insufficient data
81	Banff National Park	🇨🇦 Canada	Insufficient data
82	Kakadu National Park	🇦🇺 Australia	Insufficient data
83	Marino Ballena National Park	🇨🇷 Costa Rica	Insufficient data
84	Rakiura National Park	🇳🇿 New Zealand	Insufficient data
85	Corcovado National Park	🇨🇷 Costa Rica	Insufficient data
86	Taroko National Park	🇹🇼 Taiwan	Insufficient data
87	Vatnajokull National Park	🇮🇸 Iceland	Insufficient data
88	Carara National Park	🇨🇷 Costa Rica	Insufficient data
89	Pyrénées National Park	🇫🇷 France	Insufficient data
90	Kruger National Park	🇿🇦 South Africa	Insufficient data
91	Rocky Mountain National Park	🇺🇸 United States	Insufficient data

Quick answers

What are the chances of seeing a Caspian Tern in Redwood National Park?

About 8% of visitor-days record a Caspian Tern sighting in Redwood National Park, based on 177 observer-days of citizen-science data from GBIF.

When is the best time to see Caspian Tern in Redwood National Park?

August has the highest sighting rate for Caspian Tern in Redwood National Park in our monthly data.