Common names from other countries
分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
Issue
The species Mastacembelus goro Boulenger, 1902 is considered valid in Eschmeyer (CofF ver. May 2011: Ref. 86870). It is treated here a synonym of Mastacembelus niger Sauvage, 1879 following the recent work of Vreven (2008: 81678).
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の. Tropical
Africa: Mbonge River basin in Cameroon to the Shiloango River basin in Democratic Republic of the Congo (Ref. 81678). Also present in the Congo River basin (Ref. 81678) from the Kinsuka rapids and Pool Malebo (Ref. 41585) up to the Wagenia Falls (Ref. 106245). Reports of Mastacembelus flavomarginatus from the rivers Konkouré (Ref. 3009) and Sassandra (Ref. 3057) are misidentifications of respectively Mastacembelus kakrimensis (Ref. 55095) and Mastacembelus praensis (Ref. 57415).
サイズ / 重さ / 年齢
Maturity: Lm ?  range ? - ? cm
Max length : 37.5 cm SL オス/雌雄の選別がない; (Ref. 81678)
簡単な記述
検索表 | 形態学 | 形態計測学
脊つい: 89 - 98. Diagnosis: distance from tip of snout to last externally visible dorsal spine 49.5-67.6% SL (mean 60.5%), decreasing with size; postanal length 38.5-53.4% SL (mean 44.7%), increasing with size; distance from tip of snout to last externally visible anal spine 49.2-67.0% SL (mean 59.1%), decreasing with size; distance from posterior edge of pectoral fin to anterior origin of first dorsal spine, 19.4-86.4% HL (mean 52.4%); gill opening small, its distance to dorsal pectoral fin base relatively long, 8.3-14.9% HL (mean 11.5%); 24+1 up to 33+1 (median 30+1) dorsal spines; origin of soft dorsal fin slightly anterior or posterior to origin of soft anal fin (Ref. 81678).
Occurs in shallow waters (Ref. 6060). Maximum reported total length 387 mm (Ref. 81678).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Travers, R.A., G. Eynikel and D.F.E. Thys van den Audenaerde, 1986. Mastacembelidae. p. 415-427. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 2. (Ref. 6060)
CITES (Ref. 128078)
Not Evaluated
Human uses
用具
特記事項
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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=0.00257 (0.00122 - 0.00544), b=2.97 (2.79 - 3.15), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 手段, 1.4年~4.4年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).