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Bathybagrus grandis (Boulenger, 1917)

Kukumai
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Bathybagrus grandis
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> Siluriformes (Catfishes) > Claroteidae (Claroteid catfishes) > Claroteinae
Etymology: Bathybagrus: Greek, bathys = deep + Greek, pagros = a fish (Dentex sp.) (Ref. 45335).
More on author: Boulenger.

Environment: milieu / climate zone / depth range / distribution range 生態学

; 新鮮な水 底生の, usually 100 - 140 m (Ref. 3236). Tropical; 3°S - 9°S

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Africa: Lake Tanganyika (Ref. 55984).

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 63.0 cm TL オス/雌雄の選別がない; (Ref. 3236); 最大公表体重: 4.0 kg (Ref. 3236)

生物学     用語集 (例 epibenthic)

Inhabits muddy bottoms with preference for depths 100 to 140 m. Feeds mainly on fish (Ref. 1967). Oviparous (Ref. 205). Both male and female guard the eggs (Ref. 52177). An important food fish (Ref. 4537)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生

Eggs are guarded by both parents (Ref. 52177, 45232).

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

Mo, T., 1991. Anatomy, relationships and systematics of the Bagridae (Teleostei: Siluroidei) with a hypothesis of siluroid phylogeny. Koeltz Scientific Books, Koenigstein, Theses Zoologicae 17. 216 p. (Ref. 55984)

IUCNのレッドリストの状況は (Ref. 130435)

  軽度懸念 (LC) ; Date assessed: 31 January 2006

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





Human uses

水産業: 少数商業の
FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5156   [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):  4.5   ±0.80 se; based on food items.
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 to high vulnerability (45 of 100).
価格帯 (Ref. 80766):   Unknown.