Common Tern

Closest Relatives at Ostional Wildlife Refuge

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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	Fertő-Hanság National Park	🇭🇺 Hungary	30–40%
2	Gros Morne National Park	🇨🇦 Canada	20–30%
3	Point Pelee National Park	🇨🇦 Canada	20–30%
4	Hortobágy National Park	🇭🇺 Hungary	10–20%
5	Białowieża National Park	🇵🇱 Poland	10–20%
6	Wadden Sea National Park	🇩🇪 Germany	10–20%
7	iSimangaliso Wetland Park	🇿🇦 South Africa	10–20%
8	Kiskunság National Park	🇭🇺 Hungary	10–20%
9	Acadia National Park	🇺🇸 United States	10–20%
10	Jaragua National Park	🇩🇴 Dominican Republic	10–20%
11	Table Mountain National Park	🇿🇦 South Africa	0–10%
12	Biebrza National Park	🇵🇱 Poland	0–10%
13	Cape Breton Highlands National Park	🇨🇦 Canada	0–10%
14	Channel Islands National Park	🇺🇸 United States	0–10%
15	Celestún Biosphere Reserve	🇲🇽 Mexico	0–10%
16	Isla del Coco National Park	🇨🇷 Costa Rica	0–10%
17	Garden Route National Park	🇿🇦 South Africa	0–10%
18	Riding Mountain National Park	🇨🇦 Canada	<5%
19	Elk Island National Park	🇨🇦 Canada	<5%
20	Yala National Park	🇱🇰 Sri Lanka	<5%
21	Bavarian Forest National Park	🇩🇪 Germany	<5%
22	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	<5%
23	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	<5%
24	Paracas National Reserve	🇵🇪 Peru	<5%
25	Doñana National Park	🇪🇸 Spain	<5%
26	Sundarbans National Park	🇮🇳 India	<5%
27	Gauja National Park	🇱🇻 Latvia	<5%
28	El Vizcaíno Biosphere Reserve	🇲🇽 Mexico	<5%
29	Tsavo East National Park	🇰🇪 Kenya	<5%
30	Bali Barat National Park	🇮🇩 Indonesia	<5%
31	Las Baulas Marine National Park	🇨🇷 Costa Rica	<5%
32	La Amistad International Park (Panama)	🇵🇦 Panama	<5%
33	Ciénaga de Zapata	🇨🇺 Cuba	<5%
34	Tayrona National Natural Park	🇨🇴 Colombia	<5%
35	Addo Elephant National Park	🇿🇦 South Africa	<5%
36	Tatra National Park	🇸🇰 Slovakia	<5%
37	Bastimentos Island National Marine Park	🇵🇦 Panama	<5%
38	Snowdonia National Park	🇬🇧 United Kingdom	<5%
39	Ostional Wildlife Refuge	🇨🇷 Costa Rica	<5%
40	Cahuita National Park	🇨🇷 Costa Rica	<5%
41	Machalilla National Park	🇪🇨 Ecuador	<5%
42	Taroko National Park	🇹🇼 Taiwan	<5%
43	Cairngorms National Park	🇬🇧 United Kingdom	<5%
44	Pyrénées National Park	🇫🇷 France	<5%
45	Gobi Gurvansaikhan National Park	🇲🇳 Mongolia	<5%
46	Manuel Antonio National Park	🇨🇷 Costa Rica	<5%
47	Piedras Blancas National Park	🇨🇷 Costa Rica	<5%
48	Everglades National Park	🇺🇸 United States	<5%
49	Arrecifes de Cozumel National Park	🇲🇽 Mexico	<5%
50	Daintree National Park	🇦🇺 Australia	<5%
51	Tortuguero National Park	🇨🇷 Costa Rica	<5%
52	Monfragüe National Park	🇪🇸 Spain	<5%
53	Olympic National Park	🇺🇸 United States	<5%
54	Galápagos Islands	🇪🇨 Ecuador	<5%
55	Corcovado National Park	🇨🇷 Costa Rica	<5%
56	Darién National Park	🇵🇦 Panama	<5%
57	Sequoia and Kings Canyon National Parks	🇺🇸 United States	<5%
58	Great Bear Rainforest	🇨🇦 Canada	<5%
59	Sierra de Guadarrama National Park	🇪🇸 Spain	<5%
60	Soberanía National Park	🇵🇦 Panama	<5%
61	Main Ridge Forest Reserve	🇹🇹 Trinidad and Tobago	Insufficient data
62	Utría National Natural Park	🇨🇴 Colombia	Insufficient data
63	Coiba National Park	🇵🇦 Panama	Insufficient data
64	Península Valdés	🇦🇷 Argentina	Insufficient data
65	Noosa National Park	🇦🇺 Australia	Insufficient data
66	Voyageurs National Park	🇺🇸 United States	Insufficient data
67	Gandoca-Manzanillo Wildlife Refuge	🇨🇷 Costa Rica	Insufficient data
68	Wilpattu National Park	🇱🇰 Sri Lanka	Insufficient data
69	Caroni Swamp	🇹🇹 Trinidad and Tobago	Insufficient data
70	Wilsons Promontory National Park	🇦🇺 Australia	Insufficient data
71	Los Haitises National Park	🇩🇴 Dominican Republic	Insufficient data
72	Grand Teton National Park	🇺🇸 United States	Insufficient data
73	Marino Ballena National Park	🇨🇷 Costa Rica	Insufficient data
74	Death Valley National Park	🇺🇸 United States	Insufficient data
75	Ranomafana National Park	🇲🇬 Madagascar	Insufficient data
76	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	Insufficient data
77	Pacific Rim National Park Reserve	🇨🇦 Canada	Insufficient data
78	Royal National Park	🇦🇺 Australia	Insufficient data
79	Banff National Park	🇨🇦 Canada	Insufficient data
80	Jasper National Park	🇨🇦 Canada	Insufficient data
81	Carara National Park	🇨🇷 Costa Rica	Insufficient data
82	Shenandoah National Park	🇺🇸 United States	Insufficient data

Quick answers

What are the chances of seeing a Common Tern in Ostional Wildlife Refuge?

About 1% of visitor-days record a Common Tern sighting in Ostional Wildlife Refuge, based on 5 observer-days of citizen-science data from GBIF.

When is the best time to see Common Tern in Ostional Wildlife Refuge?

May has the highest sighting rate for Common Tern in Ostional Wildlife Refuge in our monthly data.