Tetragonopterus anostomus

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Tetragonopterus anostomus Silva & Benine, 2011

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Klassifizierung / Names Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa

> Characiformes (Characins) > Characidae (Characins; tetras) > Tetragonopterinae
Etymology: Tetragonopterus: Name from Greek words: 'Tetra' meaning four; 'gonia' meaning angle; 'pteron' for fin; referring to the evident tetragonal shape of the body (Ref. 124043);  anostomus: Named for Alberto Akama in recognition of his contributions to Neotropical ichthyology and in recognition of his many collecting efforts on several South American drainages. A noun in apposition..

Environment: milieu / climate zone / depth range / distribution range Ökologie

; süßwasser pelagisch. Tropical; 14°S - 15°S, 50°W - 51°W

Verbreitung Länder | FAO Gebiete | Ecosystems | Vorkommen | Point map | Einführungen | Faunafri

South America: Brazil.

Length at first maturity / Size / Gewicht / Alter

Maturity: Lm ?, range 5 - ? cm
Max length : 12.9 cm TL Männchen/unbestimmt; (Ref. 126097); max. veröff. Gewicht: 39.31 g (Ref. 126097)

Kurzbeschreibung Morphologie | Morphometrie

Rückenflossenweichstrahlen (insgesamt): 9; Afterflossenweichstrahlen: 26 - 30. This species is distinguished from all its congeners by having the following characters: a subsuperior mouth (vs. terminal mouth); differs from all congeners except T. araguaiensis by having 17-19 gill rakers on the lower limb of the first gill arch (vs. 11-14); differs from its congeners, except T. denticulatus, T. juruena, T. kuluene by bearing 5-6 principal teeth on dentary (vs. 4) and thinner and sharper teeth on dentary (vs. large and more robust teeth); differs from T. ommatus by having 2-4 teeth on maxilla (vs. 7-8) and with a mark centered on the caudal peduncle (vs. mark limited to the posterior portion of the peduncle); differs from T. carvalhoi by the presence of a rounded mark on the caudal peduncle (vs. a lozenge-shaped mark); differs from T. rarus by the absence of longitudinal dark stripes on the flank (vs. the presence of stripes); differs from T. rarus, T. georgiae by having 3.5 longitudinal scale rows between lateral line and pelvic-fin origin (vs. 4.5-5.5); differs from T. argenteus by having 8 predorsal scales (vs. 11-17) (Ref. 124043).

Biologie     Fachlexikon (Englisch) (z.B. epibenthic)

Life cycle and mating behavior Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven

Hauptreferenz Upload your references | Referenzen | Koordinator | Partner

Silva, G.S.C., B.F. Melo, C. Oliveira and R.C. Benine, 2016. Revision of the South American genus Tetragonopterus Cuvier, 1816 (Teleostei: Characidae) with description of four new species. Zootaxa 4200(1):1-46. (Ref. 124043)

IUCN Rote Liste Status (Ref. 130435)

  nicht bedroht (LC) ; Date assessed: 07 November 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Bedrohung für Menschen

  Harmless





Nutzung durch Menschen

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Zusammenfassung | Point data | Namen | Photos

Internet Quellen

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher Einträge suchen | CISTI | Catalog of Fishes: Gattung, Arten | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: Genom, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Gehe zu, Suchen | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5020   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02188 (0.00852 - 0.05619), b=3.00 (2.78 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trophic level (Ref. 69278):  3.2   ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).