Common names from other countries
分類 / Names
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Characiformes (Characins) >
Characidae (Characins; tetras) > Stevardiinae
Etymology: Diapoma: Greek, dis, dia = through + Greek, poma = cover (Ref. 45335); pyrrhopteryx: The specific name is from the Greek words 'pyrrho' (red) and 'pteryx' (fin) in reference to the red fin colors of the fish when alive..
More on authors: Menezes & Weitzman.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の漂泳性. Subtropical
South America: Rio Canoas basin or tributaries flowing into this basin that belongs to the rio Uruguay basin in Brazil.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 5.6 cm SL オス/雌雄の選別がない; (Ref. 86734)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 10. Very similar to Diapoma speculiferum, both species sharing the posterior elongation of opercle and subopercle. Differs from this species in having red fins in live males (vs. pale to yellowish fins in live males), longer snout, 21.3-24.5% of head length (vs. 17-21.4% in head length), and pentacuspid maxillary teeth (vs. tricuspid) (Ref. 86734).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Menezes, N.A. and S.H. Weitzman, 2011. A systematic review of Diapoma (Teleostei: Characiformes: Characidae: Stevardiinae: Diapomini) with descriptions of two new species from southern Brazil. Papéis Avulsos de Zoologia 51(5):59-82. (Ref. 86734)
IUCNのレッドリストの状況は (Ref. 130435)
絶滅危惧 (EN) (B1ab(iii)); Date assessed: 07 November 2018
CITES (Ref. 128078)
Not Evaluated
Human uses
用具
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.00769 - 0.04720), b=2.97 (2.75 - 3.19), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高い, １５か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
