Least Tern
Sternula antillarum
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusSternula (Small Terns)
- SpeciesSternula antillarum (Least Tern)
Closest Relatives at Cabo Blanco Absolute Nature Reserve
Royal Tern
Thalasseus maximus
Laughing Gull
Leucophaeus atricilla
Black Tern
Chlidonias niger
Elegant Tern
Thalasseus elegans
Larus pipixcan
Leucophaeus pipixcan
Sabine's Gull
Xema sabini
Common Tern
Sterna hirundo
Sandwich Tern
Thalasseus sandvicensis
Bridled Tern
Onychoprion anaethetus
Brown Noddy
Anous stolidus
Gull-billed Tern
Gelochelidon nilotica
Sooty Tern
Onychoprion fuscatus
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
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 | |
| 2 | Jaragua National Park | 🇩🇴 Dominican Republic | |
| 3 | Channel Islands National Park | 🇺🇸 United States | |
| 4 | Celestún Biosphere Reserve | 🇲🇽 Mexico | |
| 5 | Arrecifes de Cozumel National Park | 🇲🇽 Mexico | |
| 6 | El Vizcaíno Biosphere Reserve | 🇲🇽 Mexico | |
| 7 | Everglades National Park | 🇺🇸 United States | |
| 8 | Sian Ka'an Biosphere Reserve | 🇲🇽 Mexico | |
| 9 | Cabo Blanco Absolute Nature Reserve | 🇨🇷 Costa Rica | |
| 10 | Ciénaga de Zapata | 🇨🇺 Cuba | |
| 11 | Tayrona National Natural Park | 🇨🇴 Colombia | |
| 12 | La Amistad International Park (Panama) | 🇵🇦 Panama | |
| 13 | Calakmul Biosphere Reserve | 🇲🇽 Mexico | |
| 14 | Las Baulas Marine National Park | 🇨🇷 Costa Rica | |
| 15 | Caroni Swamp | 🇹🇹 Trinidad and Tobago | |
| 16 | Ostional Wildlife Refuge | 🇨🇷 Costa Rica | |
| 17 | Marino Ballena National Park | 🇨🇷 Costa Rica | |
| 18 | Bastimentos Island National Marine Park | 🇵🇦 Panama | |
| 19 | Corcovado National Park | 🇨🇷 Costa Rica | |
| 20 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | |
| 21 | Acadia National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Least Tern in Cabo Blanco Absolute Nature Reserve?
About 1% of visitor-days record a Least Tern sighting in Cabo Blanco Absolute Nature Reserve, based on 10 observer-days of citizen-science data from GBIF.
When is the best time to see Least Tern in Cabo Blanco Absolute Nature Reserve?
January has the highest sighting rate for Least Tern in Cabo Blanco Absolute Nature Reserve in our monthly data.