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分類 / 名前 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
> Siluriformes (Catfishes) > Malapteruridae (Electric catfishes)
Etymology: Malapterurus:Greek, mala = a lot of + Greek, pteron = fin + Greek, oura = tail (Ref. 45335); punctatus:From the Latin "punctum" = little spot, in reference to the finely spotted dorsum and flank typical of this species (Ref. 44050).
Africa: St. Paul (or Diani) River system (Sierra Leone) to the Cavally River system (Liberia/Ivory Coast) (Ref. 44050, 57130). Also reported from the Waanje River (Sierra Leone)(Ref. 44050)
サイズ / 重さ / 年齢
成熟: Lm? range ? - ? cm Max length : 21.5 cm SL オス/雌雄の選別がない; (Ref. 57130)
背面の脊椎 (合計) : 0; 背鰭 (合計) : 0; 肛門の骨: 0; 臀鰭: 8 - 10; 脊つい: 38 - 39. Diagnosis: tooth patches broad; 8-10 anal-fin rays; 20 caudal-fin rays (nearly always ii-7-8-iii); 38-39 vertebrae; body and head only slightly depressed; snout and head relatively blunt (in dorsal and lateral profile); eyes more or less lateral; body colored in shades of grey; lower lip and underside of head not especially darkened or stippled; dorsum and flank finely spotted; paired fins frequently spotted in adults; caudal fin darkly pigmented with a pale distal margin, but no pale basal crescent (young up to 70mm SL have a pale spot at the base of the caudal fin but no well-developed crescent or bar) (Ref. 44050).
Cross section: circular.
Norris, S.M., 2002. A revision of the African electric catfishes, family Malapteruridae (Teleostei, Siluriformes), with erection of a new genus and descriptions of fourteen new species, and an annotated bibliography. Ann. Mus. R. Afr. Centr., Sci. Zool., 289:1-155. (Ref. 44050)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
脆弱 (VU) (B2ab(iii)); Date assessed: 21 October 2019
系統多様性指数 (参照 82804): PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
栄養段階 (参照 69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
漁業の脆弱性 (Ref. 59153): Low vulnerability (16 of 100). 🛈
