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) > Hyphessobryconinae
Etymology: Hyphessobrycon: Greek, hyphesson, -on, -on = a little smaller + Greek, bryko = to bite (Ref. 45335); rheophilus: Species epithet from the Greek words ῥέος (rheos),) meaning urrent, rushing stream, and φιλέω (phileo) which means affection, love; in reference to the fast-flowing habitat of the new species; an adjective (Ref. 121599).
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性. Tropical
South America: Brazil, Venezuela and Colombia.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 4.2 cm SL オス/雌雄の選別がない; (Ref. 121599)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 9; 臀鰭: 16 - 19; 脊つい: 33 - 34. This species can be distinguished from its congeners by having an interrupted lateral line, besides a single perforated scale on caudal peduncle and a small dark spots on dorsal procurrent caudal-fin rays (Ref. 121599).
This species is often found near or at rapids with swift water currents and rocky bottoms. It can also be found in clear water, black water and relatively muddy rivers (Ref. 121599).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Ohara, W.M., T.F. Teixeira, J.G. Albornoz-Garzón, J.M. Mirande and F.C.T. Lima, 2019. Hyphessobrycon rheophilus, a new species from rapids of the Amazon and Orinoco river basins (Characiformes: Characidae: Stethaprioninae). Zootaxa 4712(4):561-575. (Ref. 121599)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
用具
特記事項
XMLをダウンロードして下さい
インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00661 (0.00264 - 0.01652), b=3.12 (2.90 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
2.9 ±0.3 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). 🛈 |