American Herring Gull
Larus smithsonianus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyLaridae (Gulls, Terns, and Skimmers)
- GenusLarus (Large White-headed Gulls)
- SpeciesLarus smithsonianus (American Herring Gull)
Closest Relatives at Cape Breton Highlands National Park
Great Black-backed Gull
Larus marinus
Ring-billed Gull
Larus delawarensis
Iceland Gull
Larus glaucoides
Lesser Black-backed Gull
Larus fuscus
Glaucous Gull
Larus hyperboreus
Common Tern
Sterna hirundo
Laughing Gull
Leucophaeus atricilla
Black-legged Kittiwake
Rissa tridactyla
Bonaparte's Gull
Chroicocephalus philadelphia
Caspian Tern
Hydroprogne caspia
Black-headed Gull
Chroicocephalus ridibundus
Black Guillemot
Cepphus grylle
📅 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 American Herring Gull in Cape Breton Highlands National Park?
About 67% of visitor-days record a American Herring Gull sighting in Cape Breton Highlands National Park, based on 396 observer-days of citizen-science data from GBIF.
When is the best time to see American Herring Gull in Cape Breton Highlands National Park?
January has the highest sighting rate for American Herring Gull in Cape Breton Highlands National Park in our monthly data.