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Tokyo bitterling

The Tokyo bitterling (Tanakia tanago) is a temperate freshwater fish of the carp family (Cyprinidae). Taxonomically, it belongs to the subfamily Acheilognathinae.

Tokyo bitterling
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Cyprinidae
Genus: Tanakia
Species:
T. tanago
Binomial name
Tanakia tanago
S. Tanaka, 1909
Synonyms
  • Rhodeus tanago Tanaka, 1909
  • Pseudorhodeus tanago Tanaka, 1909

The species was first described as Rhodeus tanago by Shigeho Tanaka in 1909. It is widely known as Tanakia tanago,[2] although a 2014 study suggests it is genetically distinct from other Tanakia species, and warrants placement it the monotypic genus Pseudorhodeus.[3]

Distribution edit

In the wild, this fish is found only on the Kantō Plain of Japan, an area near the capital city, Tokyo. The fish was formerly abundant in small streams, but its habitat has been overrun by people and pollution.

Threats edit

There is a real risk that it could become extinct in the wild. It also suffers from competition from the related but more aggressive rosy bitterling. Bitterlings lay their eggs in freshwater mussel shells. The Tokyo bitterling lays its eggs in only one type of mussel shell, limiting its chances of successful breeding. To help protect the fish, it has been declared a "national monument" by the Japanese government, and this gives it special protection.[4]

References edit

  1. ^ Hasegawa, K.; Kanao, S.; Miyazaki, Y.; Mukai, T.; Nakajima, J.; Takaku, K.; Taniguchi, Y. (2019). "Tanakia tanago". IUCN Red List of Threatened Species. 2019: e.T21383A110464790. doi:10.2305/IUCN.UK.2019-2.RLTS.T21383A110464790.en. Retrieved 18 November 2021.
  2. ^ Tanakia tanago. Catalog of Fishes. California Academy of Sciences 2014-10-06 at the Wayback Machine. 27 August 2014. accessed 4 Oct 2014
  3. ^ Chang, C.-H.; Li, F.; Shao, K.-T.; Lin, Y.-S.; Morosawa, T.; Kim, S.; Koo, H.; Kim, W.; Lee, J.-S.; He, S.; Smith, C.; Reichard, M.; Miya, M.; Sado, T.; Uehara, K.; Lavoué, S.; Chen, W.-J. & Mayden, R.L. (2014). "Phylogenetic relationships of Acheilognathidae (Cypriniformes: Cyprinoidea) as revealed from evidence of both nuclear and mitochondrial gene sequence variation: Evidence for necessary taxonomic revision in the family and the identification of cryptic species". Molecular Phylogenetics and Evolution. 81: 182–194. doi:10.1016/j.ympev.2014.08.026. PMID 25238947.
  4. ^ ミヤコタナゴ [Tokyo bitterling] (in Japanese). Ministry of the Environment. from the original on 27 September 2021. Retrieved 3 October 2022.

tokyo, bitterling, tanakia, tanago, temperate, freshwater, fish, carp, family, cyprinidae, taxonomically, belongs, subfamily, acheilognathinae, conservation, statusendangered, iucn, scientific, classificationdomain, eukaryotakingdom, animaliaphylum, chordatacl. The Tokyo bitterling Tanakia tanago is a temperate freshwater fish of the carp family Cyprinidae Taxonomically it belongs to the subfamily Acheilognathinae Tokyo bitterlingConservation statusEndangered IUCN 3 1 1 Scientific classificationDomain EukaryotaKingdom AnimaliaPhylum ChordataClass ActinopterygiiOrder CypriniformesFamily CyprinidaeGenus TanakiaSpecies T tanagoBinomial nameTanakia tanagoS Tanaka 1909SynonymsRhodeus tanago Tanaka 1909 Pseudorhodeus tanago Tanaka 1909The species was first described as Rhodeus tanago by Shigeho Tanaka in 1909 It is widely known as Tanakia tanago 2 although a 2014 study suggests it is genetically distinct from other Tanakia species and warrants placement it the monotypic genus Pseudorhodeus 3 Distribution editIn the wild this fish is found only on the Kantō Plain of Japan an area near the capital city Tokyo The fish was formerly abundant in small streams but its habitat has been overrun by people and pollution Threats editThere is a real risk that it could become extinct in the wild It also suffers from competition from the related but more aggressive rosy bitterling Bitterlings lay their eggs in freshwater mussel shells The Tokyo bitterling lays its eggs in only one type of mussel shell limiting its chances of successful breeding To help protect the fish it has been declared a national monument by the Japanese government and this gives it special protection 4 References edit Hasegawa K Kanao S Miyazaki Y Mukai T Nakajima J Takaku K Taniguchi Y 2019 Tanakia tanago IUCN Red List of Threatened Species 2019 e T21383A110464790 doi 10 2305 IUCN UK 2019 2 RLTS T21383A110464790 en Retrieved 18 November 2021 Tanakia tanago Catalog of Fishes California Academy of Sciences Archived 2014 10 06 at the Wayback Machine 27 August 2014 accessed 4 Oct 2014 Chang C H Li F Shao K T Lin Y S Morosawa T Kim S Koo H Kim W Lee J S He S Smith C Reichard M Miya M Sado T Uehara K Lavoue S Chen W J amp Mayden R L 2014 Phylogenetic relationships of Acheilognathidae Cypriniformes Cyprinoidea as revealed from evidence of both nuclear and mitochondrial gene sequence variation Evidence for necessary taxonomic revision in the family and the identification of cryptic species Molecular Phylogenetics and Evolution 81 182 194 doi 10 1016 j ympev 2014 08 026 PMID 25238947 ミヤコタナゴ Tokyo bitterling in Japanese Ministry of the Environment Archived from the original on 27 September 2021 Retrieved 3 October 2022 nbsp This Acheilognathinae article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Tokyo bitterling amp oldid 1164903754, wikipedia, wiki, book, books, library,

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