分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Pimelodidae (Long-whiskered catfishes)
油鯰科 (Long-whiskered catfishes)
Etymology: Pseudoplatystoma: Greek, pseudes = false + Greek, platys = flat + Greek, stoma = mouth (Ref. 45335); metaense: The specific name refers to the type locality, Meta River, a tributary of the Orinoco River in Colombia and Venezuela.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的. 熱帶
South America: Orinoco River in Colombia and Venezuela.
南美洲: 在哥倫比亞與委內瑞拉的奧里諾科河。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 55.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 59362)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
脊椎骨: 35. Can be diagnosed by a combination of the following characters: dark spots randomly distributed over dusky region on body; side of body with few (no more than 5) straight dark vertical bars; 2 or 3 loop-like bars; adipose fin with 5-7 spots; surrounding areas over dorsal procurrent caudal rays with 5-8 spots; 35 vertebrae; and pectoral and pelvic fins pale with no dusky pigmentation (Ref. 59362).
能被下列特徵的一個組合鑑定: 深色的斑點任意地在身體上佈滿了暗色的區域; 身體側邊有些 (沒有超過 5) 直的深色縱帶; 2 或 3 像環一樣的橫帶; 用 5-7 斑點的脂鰭; 用 5-8個斑點的在背部的前流尾部的鰭條上的周圍區域; 35個脊椎骨; 而且胸鰭與腹鰭灰白的沒有暗色的顏色.(參考文獻 59362)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 在哥倫比亞與委內瑞拉的奧里諾科河。
Buitrago-Suárez, U.A. and B.M. Burr, 2007. Taxonomy of the catfish genus Pseudoplatystoma Bleeker (Siluriformes: Pimelodidae) with recognition of eight species. Zootaxa 1512:1-38. (Ref. 59362)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
瀕危 (EN) (A2bd); Date assessed: 31 October 2020
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00278 - 0.01246), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 4.2 ±0.8 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (47 of 100).
