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 Great Otway National Park
Silver Gull
Chroicocephalus novaehollandiae
Crested Tern
Thalasseus bergii
Pacific Gull
Larus pacificus
Whiskered Tern
Chlidonias hybrida
Dominican Gull
Larus dominicanus
Fairy Tern
Sternula nereis
White-fronted Tern
Sterna striata
Masked Lapwing
Vanellus miles
Hooded Plover
Thinornis cucullatus
Sooty Oystercatcher
Haematopus fuliginosus
Latham's Snipe
Gallinago hardwickii
Black-bellied Plover
Pluvialis squatarola
📅 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 Great Otway National Park?
About 2% of visitor-days record a Caspian Tern sighting in Great Otway National Park, based on 61 observer-days of citizen-science data from GBIF.
When is the best time to see Caspian Tern in Great Otway National Park?
August has the highest sighting rate for Caspian Tern in Great Otway National Park in our monthly data.