Western Gull

Western Gull

Larus occidentalis

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
60–70% · Likely
overall probability at El Vizcaíno Biosphere Reserve

📅 Monthly Probability

70–80
Jan
60–70
Feb
40–50
Mar
70–80
Apr
80–90
May
70–80
Jun
40–50
Jul
70–80
Aug
80–90
Sep
60–70
Oct
70–80
Nov
60–70
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 Channel Islands National Park 🇺🇸 United States
70–80%
2 El Vizcaíno Biosphere Reserve 🇲🇽 Mexico
60–70%
3 Redwood National Park 🇺🇸 United States
30–40%
4 Olympic National Park 🇺🇸 United States
0–10%
5 Pacific Rim National Park Reserve 🇨🇦 Canada
0–10%
6 Great Bear Rainforest 🇨🇦 Canada
<5%
7 Joshua Tree National Park 🇺🇸 United States
Insufficient data
8 Bahía de Loreto National Park 🇲🇽 Mexico
Insufficient data

Quick answers

What are the chances of seeing a Western Gull in El Vizcaíno Biosphere Reserve?

About 66% of visitor-days record a Western Gull sighting in El Vizcaíno Biosphere Reserve, based on 557 observer-days of citizen-science data from GBIF.

When is the best time to see Western Gull in El Vizcaíno Biosphere Reserve?

May has the highest sighting rate for Western Gull in El Vizcaíno Biosphere Reserve in our monthly data.

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