分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Osteoglossiformes (Bony tongues) >
Mormyridae (Elephantfishes)
Etymology: Petrocephalus: Latin, petra = stone + Greek, kephale = head (Ref. 45335); wesselsi: Named for Pierre Wesselsi..
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 外洋の. Subtropical
Africa: Incomati River system (Sabie River forms a part of it), the Blyde and Letaba rivers that both drain into the Limpopo river system (a major independent system), and in the Pongola River (Natal) (Ref. 38306, 52193).
サイズ / 重さ / 年齢
Maturity: Lm ?  range ? - ? cm
Max length : 11.4 cm SL オス/雌雄の選別がない; (Ref. 38306); 10.9 cm SL (female)
簡単な記述
形態学 | 形態計測学
背面の脊椎 (合計): 0; 背鰭 (合計): 18-21; 肛門の骨 0; 臀鰭: 25 - 28.
Inhabits fast flowing, major, perennial river, bordered by dense, subtropical or tropical vegetation (Ref. 38306).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Kramer, B. and F.H. van der Bank, 2000. The southern churchill, Petrocephalus wesselsi, a new species of mormyrid from South Africa defined by electric organ discharges, genetics, and morphology. Environ. Biol. Fishes 59(4):393-413. (Ref. 38306)
Human uses
より多くの情報
共通名の類義語代謝捕食動物生態毒性繁殖成熟放精卵の集合体生産力卵卵の開発
Age/Size成長体長-重さLength-length体長組成形態計測学形態学幼生幼生の動力補充豊度BRUVS
参考文献水産養殖水産養殖の紹介緊張遺伝子のElectrophoreses遺伝病気行列NutrientsMass conversion
協力者画像Stamps, Coins Misc.音シガテラ(食中毒の名前)速度泳ぐ 型式カマOtoliths脳視覚
用具
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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=0.01585 (0.00697 - 0.03603), b=2.85 (2.67 - 3.03), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.2 ±0.4 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 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).