分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins) >
Stevardiidae (Stevardiids) > Diapominae
Etymology: Bryconamericus: Greek, bryko = to bite + America, latinized (Ref. 45335); arilepis: Named for its high number of scales; 'griega' for many and 'lepis' for scales.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 大洋性.
South America: Colombia.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 7.1 cm SL 雄魚/尚未辨別雌雄; (Ref. 83586)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
This species can be distinguished from its congeners by this set of characters: higher number of lateral line scales 50-54 (vs. 30-50, except B. terrabensis with 47-54); higher count of scales between the lateral line and the dorsal fin origin 9-11 (vs. 4-9) and between the lateral line and pelvic fin origin 8-10 (vs. 2-8); more scales between lateral line and anal fin origin 8-10 (vs. 2-8, except B. terrabensis with 6-9); more predorsal scales 16-18 (vs. 9-16, except B. huilae with 14-19 scales, B. galvisi with 12-17 and B. tolimae with 13-17) (Ref. 83586).
Body shape (shape guide): fusiform / normal.
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Román-Valencia, C., J.A. Vanegas-Ríos and R.I. Ruiz-C., 2008. Una nueva especie de pez del género Bryconamericus (Ostariophysi: Characidae) del río Magdalena, con una clave para especies de Colombia. Revista de Biologia Tropical 56(4):1749-1763. (Ref. 83586)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
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基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01288 (0.00544 - 0.03050), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
營養階層 (參考文獻 69278) |
2.6 ±0.3 se; based on size and trophs of closest relatives |
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |