Royal Tern
Thalasseus maximus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusThalasseus (Crested Terns)
- SpeciesThalasseus maximus (Royal Tern)
Closest Relatives at Henri Pittier National Park
Sandwich Tern
Thalasseus sandvicensis
Large-billed Tern
Phaetusa simplex
Black Skimmer
Rynchops niger
Laughing Gull
Leucophaeus atricilla
Yellow-billed Tern
Sternula superciliaris
Southern Lapwing
Vanellus chilensis
Solitary Sandpiper
Tringa solitaria
Wattled Jacana
Jacana jacana
Spotted Sandpiper
Actitis macularius
Black-necked Stilt
Himantopus mexicanus
Lesser Yellowlegs
Tringa flavipes
Least Sandpiper
Calidris minutilla
📅 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 Royal Tern in Henri Pittier National Park?
About 2% of visitor-days record a Royal Tern sighting in Henri Pittier National Park, based on 8 observer-days of citizen-science data from GBIF.
When is the best time to see Royal Tern in Henri Pittier National Park?
April has the highest sighting rate for Royal Tern in Henri Pittier National Park in our monthly data.