Sandwich Tern
Thalasseus sandvicensis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusThalasseus (Crested Terns)
- SpeciesThalasseus sandvicensis (Sandwich Tern)
Closest Relatives at Carara National Park
Cabot's Tern
Thalasseus acuflavidus
Royal Tern
Thalasseus maximus
Elegant Tern
Thalasseus elegans
Heermann's Gull
Larus heermanni
Laughing Gull
Leucophaeus atricilla
Black Skimmer
Rynchops niger
Larus pipixcan
Leucophaeus pipixcan
Caspian Tern
Hydroprogne caspia
Common Tern
Sterna hirundo
Gull-billed Tern
Gelochelidon nilotica
Spotted Sandpiper
Actitis macularius
Whimbrel
Numenius hudsonicus
📅 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
Quick answers
What are the chances of seeing a Sandwich Tern in Carara National Park?
About 0% of visitor-days record a Sandwich Tern sighting in Carara National Park, based on 8 observer-days of citizen-science data from GBIF.
When is the best time to see Sandwich Tern in Carara National Park?
November has the highest sighting rate for Sandwich Tern in Carara National Park in our monthly data.