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Narke capensis (Gmelin, 1789)

Onefin electric ray
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Native range | All suitable habitat | Point map | Year 2050
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Narke capensis   AquaMaps   Data sources: GBIF OBIS
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Narke capensis
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South Africa country information

Common names: Eenvin-drilvis, Onefin electric ray
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Ranges from Cape Point to central Natal (common). Incidental catch of trawlers. Also Ref. 6589.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/sf.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Compagno, L.J.V., D.A. Ebert and M.J. Smale, 1989
National Database:

Common names from other countries

Eenvin-drilvis, Eenvinsluimerrog, Kap-elrokke, ... more

分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa

板鰓亜鋼(サメとエイ類) (sharks and rays) > Torpediniformes (Electric rays) > Narkidae (Sleeper rays)
Etymology: Narke: Greek, narke = numbness (Ref. 45335).
  More on author: Gmelin.

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

海 底生の; 深さの範囲 20 - 183 m (Ref. 6589).   Subtropical; 23°S - 36°S, 13°E - 32°E (Ref. 114953)

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Southeast Atlantic: Cape of Good Hope to central Natal, South Africa. Possibly occurring in Namibia, Mozambique and Madagascar (Ref. 5578, Ref. 114953).

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 38.0 cm TL オス/雌雄の選別がない; (Ref. 5578)

簡単な記述 検索表 | 形態学 | 形態計測学

Small ray with an almost circular disc and an elongated caudal fin (Ref. 5578). Yellowish-brown above with yellowish patches on upper tail, yellow with brown margins below (Ref. 5578).

生物学     用語集 (例 epibenthic)

Occurs offshore on the shelf; also common on sandy and muddy bottoms at 20-115 m (Ref. 5578). Feeds mainly on polychaetes (Ref. 5578). Males reaches maturity at 18-23 cm TL, females at ca. 23 cm TL (Ref. 114953). Capable of giving a powerful shock (Ref. 5578). Incidental catch of trawlers (Ref. 5578). It is parasitised by the monogenean Electrocotyle whittingtoni in the gills (Ref. 124060).

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

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

Compagno, L.J.V., 1986. Narkidae. p. 113-114. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 6589)

IUCNのレッドリストの状況は (Ref. 130435)

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