Black Oystercatcher
Haematopus bachmani
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderCharadriiformes (Caradriformes)
- FamilyHaematopodidae (Oystercatchers)
- GenusHaematopus (Oystercatchers)
- SpeciesHaematopus bachmani (Black Oystercatcher)
Closest Relatives at Katmai National Park
Glaucous-winged Gull
Larus glaucescens
Short-billed Gull
Larus brachyrhynchus
Greater Yellowlegs
Tringa melanoleuca
Spotted Sandpiper
Actitis macularius
Wilson's Snipe
Gallinago delicata
Least Sandpiper
Calidris minutilla
Bonaparte's Gull
Chroicocephalus philadelphia
Arctic Tern
Sterna paradisaea
Black-legged Kittiwake
Rissa tridactyla
Pigeon Guillemot
Cepphus columba
Marbled Murrelet
Brachyramphus marmoratus
Lesser Yellowlegs
Tringa flavipes
📅 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
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Pacific Rim National Park Reserve | 🇨🇦 Canada | |
| 2 | Kenai Fjords National Park | 🇺🇸 United States | |
| 3 | Katmai National Park | 🇺🇸 United States | |
| 4 | Redwood National Park | 🇺🇸 United States | |
| 5 | Channel Islands National Park | 🇺🇸 United States | |
| 6 | Olympic National Park | 🇺🇸 United States | |
| 7 | Great Bear Rainforest | 🇨🇦 Canada | |
| 8 | El Vizcaíno Biosphere Reserve | 🇲🇽 Mexico | |
| 9 | Kluane National Park | 🇨🇦 Canada | |
| 10 | Wrangell-St. Elias National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Black Oystercatcher in Katmai National Park?
About 16% of visitor-days record a Black Oystercatcher sighting in Katmai National Park, based on 26 observer-days of citizen-science data from GBIF.
When is the best time to see Black Oystercatcher in Katmai National Park?
August has the highest sighting rate for Black Oystercatcher in Katmai National Park in our monthly data.