Blackish Oystercatcher
Blackish OystercatcherBlackish OystercatcherBlackish OystercatcherBlackish Oystercatcher

Blackish Oystercatcher

Haematopus ater

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
30–40% · Possible
overall probability at Paracas National Reserve
173 Verified records at Paracas National Reserve
June Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The blackish oystercatcher (Haematopus ater) is a species of wading bird in the oystercatcher family Haematopodidae. It is found in Argentina, Chile, the Falkland Islands and Peru, and is a vagrant to Uruguay. The population is estimated at 15,000–80,000. Wikipedia →

30–40% of wildlife watchers report a Blackish Oystercatcher sighting in Paracas National Reserve, based on 173 days of visitor records from GBIF citizen-science data.

Closest Relatives at Paracas National Reserve

American Oystercatcher
LC Endemic

American Oystercatcher

☀️ Diurnal Bird

Haematopus palliatus

70–80% · Very likely
Belcher's Gull
LC

Belcher's Gull

☀️ Diurnal Bird

Larus belcheri

80–90% · Very likely
Hudsonian Whimbrel

Hudsonian Whimbrel

☀️ Diurnal Bird

Numenius hudsonicus

70–80% · Very likely
Whimbrel
LC

Whimbrel

☀️ Diurnal Bird

Numenius phaeopus

70–80% · Very likely
Ruddy Turnstone
NT

Ruddy Turnstone

☀️ Diurnal Bird

Arenaria interpres

60–70% · Likely
Dominican Gull
LC

Dominican Gull

☀️ Diurnal Bird

Larus dominicanus

60–70% · Likely
Grey-hooded Gull

Grey-hooded Gull

☀️ Diurnal Bird

Chroicocephalus cirrocephalus

60–70% · Likely
Grey Gull

Grey Gull

☀️ Diurnal Bird

Leucophaeus modestus

60–70% · Likely
Inca Tern
NT

Inca Tern

☀️ Diurnal Bird

Larosterna inca

50–60% · Likely
Black Skimmer
LC

Black Skimmer

☀️ Diurnal Bird

Rynchops niger

50–60% · Likely
Black-bellied Plover
VU

Black-bellied Plover

☀️ Diurnal Bird

Pluvialis squatarola

40–50% · Likely
Elegant Tern
NT

Elegant Tern

☀️ Diurnal Bird

Thalasseus elegans

40–50% · Likely

📅 Monthly Probability

30–40
Jan
30–40
Feb
10–20
Mar
20–30
Apr
30–40
May
50–60
Jun
30–40
Jul
30–40
Aug
30–40
Sep
40–50
Oct
50–60
Nov
40–50
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙12am6am12pm6pm12am

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 Península Valdés 🇦🇷 Argentina
50–60%
2 Paracas National Reserve 🇵🇪 Peru
30–40%
3 Tierra del Fuego National Park 🇦🇷 Argentina
10–20%

Quick answers

What are the chances of seeing a Blackish Oystercatcher in Paracas National Reserve?

About 37% of wildlife watchers report a Blackish Oystercatcher sighting in Paracas National Reserve, based on 173 days of visitor records from GBIF citizen-science data.

When is the best time to see Blackish Oystercatcher in Paracas National Reserve?

June has the highest sighting rate for Blackish Oystercatcher in Paracas National Reserve in our monthly data.

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