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Group of adult and immature Western Gulls (Larus occidentalis)

By Western Ecological Research Center (WERC) 2020 (approx.)
Aerial view of five gulls, with grey backs and wings and white heads and tails, flying over the ocean
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Detailed Description

Zoomed image of a group of adult and immature Western Gulls (Larus occidentalis).

The Seabird Studies Team at the USGS Western Ecological Research Center is conducting aerial photographic surveys of the ocean off central and southern California to create comprehensive maps of seabird and marine mammal distributions. Learn more here.

Sources/Usage

Public Domain.