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Gymnotiformes (Knifefishes) >
Gymnotidae (Naked-back knifefishes) > Gymnotinae
Etymology: Gymnotus: Greek, gymnos = naked (Ref. 45335); melanopleura: From the Latin melano meaning dark, and the Greek pleura meaning rib or side, in reference to the dark bands along the lateral body durface. Noun in apposition.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar dasar (demersal). Subtropical
South America: Mamirauá lake system near Tefé, Amazonas, Brazil and Rio Napo drainage, Loreto, Peru (Ref. 41292). Reported from the upper Amazon River basin, Brazil (Ref. 36692).
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 10.0 cm TL jantan/; (Ref. 36692)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Slender body (body depth 6-10% TL versus 11-13) possess 12 pale bands along entire length of body, about as broad as the dark bands on the posterior half of the body, and a thin pale band extending posteroventrally below the eye to the branchial isthmus.
Body shape (shape guide): elongated; Cross section: circular.
Facultative air-breathing in the genus (Ref. 126274); Collected in a whitewater floating meadow of the floodplain in the Tefé region (Ref. 41292).
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Albert, J.S. and W.G.R. Crampton, 2001. Five new species of Gymnotus (Teleostei: Gymnotiformes) from an upper Amazon floodplain, with descriptions of electric organ discharges and ecology. Ichthyol. Explor. Freshwat. 12(3):241-266. (Ref. 41292)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00427 (0.00202 - 0.00902), b=2.98 (2.79 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (11 of 100). 🛈 |