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Siluriformes (Catfishes) >
Schilbeidae (Schilbid catfishes)
Etymology: angolensis: After the country of origin of the holotype, Angola (Ref. 43912).
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の. Tropical
Africa: only known from the type locality in the Upper Cuanza River in Angola.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 9.0 cm SL オス/雌雄の選別がない; (Ref. 43912)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 1. Diagnosis: adipose fin present; head narrow and rounded, mouth width 50.3% HL, interocular width 53.9% HL, interorbital width 37.7% HL; posterior nostrils closer to each other than anterior ones; pectoral and dorsal spines rather long, dorsal spine length 15.4% SL, pectoral spine length 16.7% SL; inner side of pectoral spine feebly serrated; body depth small; snout projecting beyond border of mouth; barbels well developed, nasal barbels reaching to anterior border of opercle; 13 gill rakers on lower part of anterior arch; 47 non-fused vertebrae; 52 branched anal fin rays (Ref. 43912).
Oviparous, eggs are unguarded (Ref. 205).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Distinct pairing (Ref. 205).
De Vos, L., 1995. A systematic revision of the African Schilbeidae (Teleostei, Siluriformes). With an annotated bibliography. Ann. Mus. R. Afr. Centr., Sci. Zool., 271:1-450. (Ref. 43912)
Human uses
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高い, １５か月以下の倍増期間の最小個体群 (Assuming fec > 10,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
