Caspian Tern
Hydroprogne caspia
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusHydroprogne (Caspian Terns)
- SpeciesHydroprogne caspia (Caspian Tern)
Closest Relatives at Wilpattu National Park
Whiskered Tern
Chlidonias hybrida
Gull-billed Tern
Gelochelidon nilotica
Little Tern
Sternula albifrons
White-winged Tern
Chlidonias leucopterus
Lesser Crested Tern
Thalasseus bengalensis
Brown-headed Gull
Chroicocephalus brunnicephalus
Common Tern
Sterna hirundo
Red-wattled Lapwing
Vanellus indicus
Black-winged Stilt
Himantopus himantopus
Great Thick-knee
Esacus recurvirostris
Wood Sandpiper
Tringa glareola
Pacific Golden-Plover
Pluvialis fulva
📅 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 Caspian Tern in Wilpattu National Park?
About 1% of visitor-days record a Caspian Tern sighting in Wilpattu National Park, based on 6 observer-days of citizen-science data from GBIF.
When is the best time to see Caspian Tern in Wilpattu National Park?
December has the highest sighting rate for Caspian Tern in Wilpattu National Park in our monthly data.