Ashy Storm-Petrel

Ashy Storm-Petrel

Hydrobates homochroa

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
<5% · Rare
overall probability at Channel Islands National Park

Closest Relatives at Channel Islands National Park

Black Storm-Petrel
LC

Black Storm-Petrel

☀️ Diurnal Bird

Hydrobates melania

<5% · Rare
Leach's Petrel

Leach's Petrel

☀️ Diurnal Bird

Oceanodroma leucorhoa

<5% · Rare
Halocyptena microsoma

Halocyptena microsoma

☀️ Diurnal Bird

Oceanodroma microsoma

<5% · Rare
Wilson's Storm Petrel
LC

Wilson's Storm Petrel

☀️ Diurnal Bird

Oceanites oceanicus

<5% · Rare
Sooty Shearwater

Sooty Shearwater

☀️ Diurnal Bird

Puffinus griseus

10–20% · With luck
Black-vented Shearwater
NT

Black-vented Shearwater

☀️ Diurnal Bird

Puffinus opisthomelas

10–20% · With luck
Pink-footed Shearwater
VU

Pink-footed Shearwater

☀️ Diurnal Bird

Puffinus creatopus

0–10% · With luck
Northern Fulmar
LC

Northern Fulmar

☀️ Diurnal Bird

Fulmarus glacialis

0–10% · With luck
Scopoli's Shearwater
LC

Scopoli's Shearwater

☀️ Diurnal Bird

Calonectris diomedea

Insufficient data
Laysan Albatross
NT

Laysan Albatross

☀️ Diurnal Bird

Phoebastria immutabilis

Insufficient data
Black-footed Albatross
NT

Black-footed Albatross

☀️ Diurnal Bird

Phoebastria nigripes

<5% · Rare
Cook's Petrel
VU Endemic

Cook's Petrel

☀️ Diurnal Bird

Pterodroma cookii

<5% · Rare

📅 Monthly Probability

<5
Jan
<5
Feb
<5
Mar
<5
Apr
<5
May
<5
Jun
<5
Jul
20–30
Aug
<5
Sep
<5
Oct
<5
Nov
<5
Dec

🕐 When They’re Spotted

🕐

Daily activity pattern needs at least 5 timestamped observations in GBIF. Not enough data yet for this species globally.

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 Channel Islands National Park 🇺🇸 United States
<5%

More parks will be added in future updates.

Quick answers

What are the chances of seeing a Ashy Storm-Petrel in Channel Islands National Park?

About 3% of visitor-days record a Ashy Storm-Petrel sighting in Channel Islands National Park, based on 211 observer-days of citizen-science data from GBIF.

When is the best time to see Ashy Storm-Petrel in Channel Islands National Park?

August has the highest sighting rate for Ashy Storm-Petrel in Channel Islands National Park in our monthly data.

← Back to Channel Islands National Park