分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
>
Characiformes (Characins) >
Serrasalmidae (Piranhas and pacus) > Serrasalminae
Etymology: Serrasalmus: Latin, serran, serranus, saw and a fish of genus Serranus + Latin, salmo = salmon (Ref. 45335).
Eponymy: Manuel Ramirez was the second author’s son, who died young, and who since early childhood had accompanied the authors on their fishing expeditions. (Ref. 128868), visit book page.
Taxonomic Remarks
See Machado-Allison & Fink (1996: 71) for detailed morphology. See Machado-Allison & Fink (1996: 74) for distribution in Venezuela.
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: Amazon and Orinoco River basins.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 36.0 cm SL オス/雌雄の選別がない; (Ref. 39031); 最大公表体重: 2.5 kg (Ref. 40637)
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Fink, W.L., 1993. Revision of the piranha genus Pygocentrus. Copeia 1993(3):665-687. (Ref. 27142)
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=0.01259 (0.00716 - 0.02213), b=3.16 (3.01 - 3.31), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.7 ±0.6 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 to moderate vulnerability (29 of 100). 🛈 |