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The California least tern (Sternula antillarum browni) is a subspecies of least tern that breeds primarily in bays of the Pacific Ocean within a very limited range of Southern California, in San Francisco Bay and in northern regions of Mexico. This migratory bird is a U.S. federally listed endangered subspecies. The total population of the ...
The western population, the California least tern, was listed as an endangered species in 1972 with a population of about 600 pairs.With aggressive management, mainly by the exclusion of humans via fencing, the Californian population has rebounded in recent years to about 4500 pairs, a marked increase from 582 pairs in 1974 when census work began, though it is still listed as an endangered ...
The California quail is the official state bird of California. This list of birds of California is a comprehensive listing of all the bird species seen naturally in the U.S. state of California as determined by the California Bird Records Committee (CBRC). [1] Additional accidental and hypothetical species have been added from different sources.
Off-leash dogs are putting at risk the survival of the endangered California least tern and threatened western snowy plover at their habitat at the Santa Ana River mouth, experts say.
It serves as a critical habitat and winter stopover for many birds along the Pacific Flyway. Among the birds found at the refuge are great blue herons and the three endangered bird species: California clapper rail, California least tern, and Belding's Savannah sparrow. [3] [4] The refuge is located within Naval Weapons Station Seal Beach ...
Over 200 species of birds live there, such as the western snowy plover, American peregrine falcon, California brown pelican, and California least tern. Other animals also depend on the dunes such as the California red-legged frog, western terrestrial garter snake, mule deer, black bear, bobcats, and mountain lions.
The area was declared a permanent wildlife reserve, including the endangered Least Tern breeding area. Golden Gate Bird Alliance still monitors the Least Tern colony at the Naval Air Station. They coordinate with East Bay Regional Parks to offer an annual excursion to the Alameda Naval Air Station to view the breeding grounds. [85] [86]
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