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The Chinese crested tern is critically endangered and three other species are classed as endangered. International agreements provide a measure of protection, but adults and eggs of some species are still used for food in the tropics.
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 game commission believes since 2012, 21 common tern nests have been started there but failed. Brian Whipkey is the outdoors columnist for USA TODAY Network sites in Pennsylvania.
It is a critically endangered species, and previously thought extinct. Four pairs were rediscovered in 2000 nesting in a greater crested tern colony on an islet in the Matsu Islands (a territory governed by Taiwan), just off the coast of Fujian Province, China, and wintering south to the Philippines.
Common tern Conservation status Least Concern (IUCN 3.1) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Aves Order: Charadriiformes Family: Laridae Genus: Sterna Species: S. hirundo Binomial name Sterna hirundo Linnaeus, 1758 Breeding Resident Non-breeding Passage Vagrant (seasonality uncertain) Synonyms Sterna fluviatilis (Naumann, 1839) Twisted head The ...
Highly pathogenic avian influenza has killed at least 64% of breeding Caspian terns in Wisconsin this summer. The species could take years to recover.
Numbers of black-fronted terns are decreasing across its range, and the species is classified as endangered. Threats include several species introduced to New Zealand – stoats (Mustela spp.), feral cats, the brown rat (Rattus norvegicus), hedgehog, dog, and from Australia, the common brushtail possum (Trichosurus vulpecula), and Australian ...