Taxonomic Remarks
Redescribed in Ferraris & Vari (1999).
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar pelagis, permukaan. Tropical
South America: Corantijn, Suriname, Arataye, Sinnamary, and Oyapock rivers.
Ukuran / Berat / umur
Kematangan: Lm ? range ? - ? cm
Max length : 22.9 cm SL jantan/; (Ref. 125975); Berat maksimum terpublikasi: 122.77 g (Ref. 125975)
Appears to inhabit the more upstream parts of rivers where it occupies the upper part of the water column. Active at dusk, feeding mainly on insects and small crustaceans. First sexual maturity occurs at a length of 16 cm. Reproduction begins at the start of the rainy season. Fertilization is internal, the female being capable of keeping the sperm in the epithelium of its genital tract. Fecundity is approximately 15,000 eggs (Ref. 35381).
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Ferraris, C.J. Jr. and R.P. Vari, 1999. The South American catfish genus Auchenipterus Valenciennes, 1840 (Ostariophysi: Siluriformes: Auchenipteridae): monophyly and relationships, with a revisionary study. Zool. J. Linn. Soc. (126):387-450. (Ref. 35558)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00546 - 0.01749), b=3.01 (2.86 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Tingkat Trofik (Acuan
69278): 3.4 ±0.45 se; based on food items.
Daya lenting (Acuan
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Preliminary K or Fecundity.).
Kerentanan Penangkapan Ikan (Ref.
59153): Low vulnerability (18 of 100).
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