Ring-billed Gull
Larus delawarensis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusLarus (Large White-headed Gulls)
- SpeciesLarus delawarensis (Ring-billed Gull)
Closest Relatives at Glacier National Park
California Gull
Larus californicus
American Herring Gull
Larus smithsonianus
Iceland Gull
Larus glaucoides
Short-billed Gull
Larus brachyrhynchus
Lesser Black-backed Gull
Larus fuscus
Glaucous Gull
Larus hyperboreus
Black Tern
Chlidonias niger
Bonaparte's Gull
Chroicocephalus philadelphia
Caspian Tern
Hydroprogne caspia
Larus pipixcan
Leucophaeus pipixcan
Forster's Tern
Sterna forsteri
Spotted Sandpiper
Actitis macularius
📅 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 Ring-billed Gull in Glacier National Park?
About 9% of visitor-days record a Ring-billed Gull sighting in Glacier National Park, based on 374 observer-days of citizen-science data from GBIF.
When is the best time to see Ring-billed Gull in Glacier National Park?
March has the highest sighting rate for Ring-billed Gull in Glacier National Park in our monthly data.