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 Bahía de Loreto National Park
Elegant Tern
Thalasseus elegans
Yellow-footed Gull
Larus livens
Heermann's Gull
Larus heermanni
Ring-billed Gull
Larus delawarensis
California Gull
Larus californicus
Sabine's Gull
Xema sabini
Black Skimmer
Rynchops niger
Caspian Tern
Hydroprogne caspia
Bonaparte's Gull
Chroicocephalus philadelphia
Forster's Tern
Sterna forsteri
Laughing Gull
Leucophaeus atricilla
American Herring Gull
Larus smithsonianus
📅 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 Bahía de Loreto National Park?
About 32% of visitor-days record a Royal Tern sighting in Bahía de Loreto National Park, based on 288 observer-days of citizen-science data from GBIF.
When is the best time to see Royal Tern in Bahía de Loreto National Park?
December has the highest sighting rate for Royal Tern in Bahía de Loreto National Park in our monthly data.