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Brachyrhaphis rhabdophora (Regan, 1908)

Needle toothcarp
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Brachyrhaphis rhabdophora
Female picture by Slaboch, R.

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, ) | ITIS | CoL | WoRMS | Cloffa

> Cyprinodontiformes (Rivulines, killifishes and live bearers) > Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Brachyrhaphis: Greek, brachys, eia = short + Greek, raphis = needle (Ref. 45335).
More on author: Regan.

Environment: milieu / climate zone / depth range / distribution range 生態学

; 新鮮な水 外洋の; pH range: ? - 8.0; dH range: ? - 8.5; 移住性ではない. Tropical; 23°C - 32°C (Ref. 36880)

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Central America: Costa Rica.

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm SL オス/雌雄の選別がない; (Ref. 36880)

簡単な記述 検索表 | 形態学 | 形態計測学

Sides with up to 12 dark bars, more prominent on males and diffused or absent in females. Caudal fin margin yellow or orange, submarginal darkened band in males. Distal half of dorsal fin yellowish or orange; the margin of the fin is black. Anal fin yellow with a black blotch. The gonopodium is shorter (mean 30.4% of SL) than B. olomina (mean 32.9 of SL) (Ref. 36880).

生物学     用語集 (例 epibenthic)

An insectivorous fish which lives in waters of low to moderate current velocity, rarely in strong current, from 3-540 m elevation; in temperatures 23-32°C. Inhabits midwater or near the surface in brooks and creeks; sometimes in shallow waters of large rivers (Ref. 36880).

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生

Every 28 days, female gives birth to 10-30 young. Can be very aggressive, even to their own Young. This updates previous information from Ref. 26130.

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

Lucinda, P.H.F., 2003. Poeciliidae (Livebearers). p. 555-581. 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, Brazil. (Ref. 50894)

IUCNのレッドリストの状況は (Ref. 130435)

  攻撃されやすい (VU) (B1ab(iii,iv)); Date assessed: 08 November 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





Human uses

FAO - Publication: search | FishSource |

より多くの情報

Trophic ecology
食品種目概要について
Diet compositions
Food consumptions
Food rations
捕食動物
Ecology
生態学
Population dynamics
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Length-weight rel.
Length-length rel.
体長組成
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Spawnings
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Egg(s)
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Otoliths
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遺伝子の
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インターネットの情報源

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5002   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00354 - 0.01865), b=3.16 (2.97 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.2   ±0.40 se; based on food items.
回復力 (Ref. 120179):  高い, 15か月以下の倍増期間の最小個体群 (tm<1).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).