Sandwich Tern

Closest Relatives at Península Valdés

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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	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	50–60%
2	Celestún Biosphere Reserve	🇲🇽 Mexico	40–50%
3	Paracas National Reserve	🇵🇪 Peru	20–30%
4	Península Valdés	🇦🇷 Argentina	20–30%
5	Wadden Sea National Park	🇩🇪 Germany	10–20%
6	Las Baulas Marine National Park	🇨🇷 Costa Rica	10–20%
7	Jaragua National Park	🇩🇴 Dominican Republic	10–20%
8	Table Mountain National Park	🇿🇦 South Africa	0–10%
9	Tayrona National Natural Park	🇨🇴 Colombia	0–10%
10	Snowdonia National Park	🇬🇧 United Kingdom	0–10%
11	iSimangaliso Wetland Park	🇿🇦 South Africa	0–10%
12	Garden Route National Park	🇿🇦 South Africa	0–10%
13	Los Haitises National Park	🇩🇴 Dominican Republic	0–10%
14	Biotopo Cerro Cahuí	🇬🇹 Guatemala	0–10%
15	Arrecifes de Cozumel National Park	🇲🇽 Mexico	0–10%
16	La Amistad International Park (Panama)	🇵🇦 Panama	0–10%
17	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	0–10%
18	Bastimentos Island National Marine Park	🇵🇦 Panama	<5%
19	Doñana National Park	🇪🇸 Spain	<5%
20	Marino Ballena National Park	🇨🇷 Costa Rica	<5%
21	Coiba National Park	🇵🇦 Panama	<5%
22	Piedras Blancas National Park	🇨🇷 Costa Rica	<5%
23	Ostional Wildlife Refuge	🇨🇷 Costa Rica	<5%
24	Tortuguero National Park	🇨🇷 Costa Rica	<5%
25	Corcovado National Park	🇨🇷 Costa Rica	<5%
26	Santa Rosa National Park	🇨🇷 Costa Rica	<5%
27	Addo Elephant National Park	🇿🇦 South Africa	<5%
28	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	<5%
29	Machalilla National Park	🇪🇨 Ecuador	<5%
30	Darién National Park	🇵🇦 Panama	<5%
31	Ciénaga de Zapata	🇨🇺 Cuba	<5%
32	Everglades National Park	🇺🇸 United States	<5%
33	Soberanía National Park	🇵🇦 Panama	<5%
34	Gandoca-Manzanillo Wildlife Refuge	🇨🇷 Costa Rica	<5%
35	Fertő-Hanság National Park	🇭🇺 Hungary	<5%
36	Carara National Park	🇨🇷 Costa Rica	<5%
37	Pyrénées National Park	🇫🇷 France	<5%
38	Main Ridge Forest Reserve	🇹🇹 Trinidad and Tobago	Insufficient data
39	Biebrza National Park	🇵🇱 Poland	Insufficient data
40	Utría National Natural Park	🇨🇴 Colombia	Insufficient data
41	San Lorenzo Protected Forest	🇵🇦 Panama	Insufficient data
42	Cahuita National Park	🇨🇷 Costa Rica	Insufficient data
43	Henri Pittier National Park	🇻🇪 Venezuela	Insufficient data
44	Manuel Antonio National Park	🇨🇷 Costa Rica	Insufficient data
45	Palo Verde National Park	🇨🇷 Costa Rica	Insufficient data
46	Białowieża National Park	🇵🇱 Poland	Insufficient data
47	Parque Natural Metropolitano	🇵🇦 Panama	Insufficient data
48	Yala National Park	🇱🇰 Sri Lanka	Insufficient data
49	Cairngorms National Park	🇬🇧 United Kingdom	Insufficient data

Quick answers

What are the chances of seeing a Sandwich Tern in Península Valdés?

About 21% of visitor-days record a Sandwich Tern sighting in Península Valdés, based on 71 observer-days of citizen-science data from GBIF.

When is the best time to see Sandwich Tern in Península Valdés?

March has the highest sighting rate for Sandwich Tern in Península Valdés in our monthly data.