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分類 / 名前 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
> Characiformes (Characins) > Acestrorhamphidae (American tetras) > Tyttobryconinae
Etymology: Tucanoichthys:From Tucano, a group of tribes from the northwestern Amazonas + greek, ichthys = fish. Eponymy: This genus and species are named after the Tucano Indians of the upper Rio Negro and Rio Uaupés area of Amazonas, Brazil. (Ref. 128868), visit book page. More on authors: Géry & Römer.
背鰭 (合計) : 10 - 11; 臀鰭: 19 - 21. Jaws relatively large, narrow, set with a single row of conical teeth; premaxilla with a double curve, forming an "S". Lateral line almost non-existent; predorsal line broadly naked; postorbitals lacking.
Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. …, 2003. Genera Incertae Sedis in Characidae. p. 106-168. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38376)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
系統多様性指数 (参照 82804): PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
栄養段階 (参照 69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
回復力 (参照 120179): 高い, １５か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
漁業の脆弱性 (Ref. 59153): Low vulnerability (10 of 100). 🛈
