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Oncorhynchus rastrosus (originally described as Smilodonichthys rastrosus [2]) also known as the saber-toothed salmon (now known to be a misnomer), [3] or spike-toothed salmon [1] is an extinct species of salmon that lived along the Pacific coast of North America and Japan. [4]
The giant salmon carp has been rediscovered in Cambodia. ... These challenges are why scientists have long worried that the “Mekong Ghost,” a critically endangered giant salmon carp that can ...
As of September 2016, the International Union for Conservation of Nature (IUCN) lists 65 extinct fish species, 87 possibly extinct fish species, and six extinct in the wild fish species. [ 1 ] [ 2 ] Cartilaginous fish
The giant salmon carp [2] (Aaptosyax grypus), also termed the Mekong giant salmon carp, [1] is a species of freshwater fish in the family Cyprinidae and the single species in the monotypic genus Aaptosyax. [3] It is endemic to the middle reaches of the Mekong River in northern Cambodia, Laos, and Thailand.
Since 2017, biologists tracking migratory fish species in Cambodia have developed relationships with local fishing communities, asking them to alert any unusual sightings. That's how the three giant salmon carp found in the Mekong River and a tributary in Cambodia between 2020 and 2023 came to the attention of researchers.
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This page features lists of species and organisms that have become extinct. The reasons for extinction range from natural occurrences, such as shifts in the Earth's ecosystem or natural disasters, to human influences on nature by the overuse of natural resources, hunting and destruction of natural habitats.
Eight of the extinct bird species were found in Hawaii, including the Po`ouli, which was last seen in 2004. The Po`ouli is the most recently seen species of all 21 animals on the list.