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Critically endangered (CR) species face an extremely high risk of extinction in the wild. As of July 2017, the International Union for Conservation of Nature (IUCN) listed 1,000 critically endangered fish species, including 87 which are tagged as possibly extinct. [1] [2] Of all evaluated fish species, 3.0% are listed as critically endangered ...
Endangered (EN) species are considered to be facing a very high risk of extinction in the wild. In September 2016, the International Union for Conservation of Nature (IUCN) listed 643 endangered fish species. [1] Of all evaluated fish species, 4.2% are listed as endangered. The IUCN also lists ten fish subspecies as endangered.
Extinct in the wild species. Kunimasu (Oncorhynchus kawamurae) Beloribitsa (Stenodus leucichthys) Toothcarps. Extinct species. Gölçük toothcarp (Anatolichthys ...
Rare species are generally considered threatened because a small population size is less likely to recover from ecological disasters. Rare plants can be classified based on the size and distribution of their populations. Some species may be rare because they consist of only a few individuals, are confined to a limited geographic area, or both ...
This species is among the longest-living species found in freshwater, with a reported age of 60 years. They are also among the largest fish species found in freshwater, with a maximum reported length of 2.5 meters (8.2 ft) and a maximum reported weight of 159 kg (351 lb). [46] [47] [48] Australian lungfish
The list of marine invertebrates of the Cape Peninsula and False Bay is a list of marine and shore-based invertebrate animal species that form a part of the fauna of South Africa and that have been recorded from this geographical range. In some cases they are an important part of the ecological community, and others may have been passing ...
Marine mammals comprise over 130 living and recently extinct species in three taxonomic orders. The Society for Marine Mammalogy, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015. [1] This list follows the Society's taxonomy regarding and subspecies.
A quarter of the world's maritime traffic passes through the Mediterranean, along extremely dense routes where ships – like marine species – are regularly concentrated by narrow straits (the Dardanelles, the Otranto Channel, the Strait of Messina, the Corsica Channel, the Sicily Channel, the Mouths of Bonifacio, the Corinth Channel and, of ...