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Loss of habitat. In 1989, there was a big trapping of hundreds of foxes at Seal Beach National Wildlife Refuge. The red foxes were killed because they put a significant threat to two endangered species of birds, light-footed clapper rail and the California least tern. Even though an animal rights group had requested an injunction to prohibit ...
Numerous birds have been known to live on Hooks Island, such as the near-threatened California clapper rail. [10] In 2011, a Point Reyes Bird Observatory Conservation Science report found that approximately 14 clapper rails had been found in the Baylands, and 19 clapper rails were "known to exist" at Palo Alto Harbor and Hooks Island. [11]
Bair Island is an important ecological wetland, [4] which provides critical habitat for a variety of species, including the endangered California clapper rail and the Salt marsh harvest mouse, and is an important stop for birds on the Pacific Flyway. [5] Bair Island is bisected by Corkscrew Slough, [6] a major haul-out site for harbor seals ...
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Ridgway's rail then breeds (California rail subspecies) in the San Francisco Bay from mid-March through August, with peak activity in late June. [6] During this breeding season the bird density was approximately 0.1 to 0.6 individuals per acre; outside of breeding season densities decline to 0.04 to 0.40 individuals per acre. [ 10 ]
The clapper rail was formerly treated as a subspecies of the mangrove rail (Rallus longirostris). [5] The decision to treat the clapper rail as a separate species was based on the results of a molecular phylogenetic study that was published in 2013. [8] [9] [10] A cladogram based on the 2013 genetic study is as follows: [8]
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The 171-mile stretch of rail running between Merced and Bakersfield could be operational as early as 2030, with testing of the bullet trains slated to begin in 2028, according to the High-Speed ...