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> Gymnotiformes (Knifefishes) > Sternopygidae (Glass knifefishes) > Eigenmanninae
Etymology: Archolaemus:Greek, archo = anus + Greek, laimos = throat (Ref. 45335); luciae:Named for Lucia Py-Daniel of the Instituto Nacional de Pesquisas da Amazônia, in recognition of her many contributions to the knowledge of the fishes of the Amazon and her assistance to the authors over the years. Eponymy: Dr Lúcia Helena Rapp Py-Daniel is a Brazilian ichthyologist. (See Py-Daniel) (Ref. 128868), visit book page.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi Ekologi
Sirip dubur lunak: 192 - 213. Distinguished by having the following combination of characters: depth of the caudal filament 3.3-4.8% CL; length of the caudal filament 28.6-46.1% LEA; length of the coronomeckelian bone 50% or more the length of Meckel’s cartilage; length of the posterior ceratohyal approximately the same length as the ventral hypohyal; gape relatively long and the rictus extending posteriorly beyond the vertical through the posterior naris; teeth between seven and ten irregularly distributed on the internal surface of the endopterygoid; anteroposterior length of premaxilla greater than the transverse width; teeth on the dentary restricted to the anterior one-half or slightly more of the dorsal margin; presence of a narrow dark stripe along the lateral line and a broad band of dusky to dark pigmentation overlying the basal pterygiophores of the anal fin; 19-21 pectoral-fin rays; and 192-213 anal-fin rays (Ref. 93148).
Body shape (shape guide): elongated.
Occurs in swift-flowing water habitats. Also found in main stream of shallow rapids and
small waterfalls, always over a rocky bottom (Ref. 93418).
Siklus hidup dan perilaku kawin Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Vari, R.P., C.D. de Santana and W.B. Wosiacki, 2012. South American electric knifefishes of the genus Archolaemus (Ostariophysi, Gymnotiformes): undetected diversity in a clade of rheophiles. Zoological Journal of the Linnaean Society 165:670-699. (Ref. 93148)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
Ekologi trofik Item makanan (mangsa) Komposisi makanan Konsumsi makanan Ransum makanan Pemangsa
Ekologi Ekologi
Dinamika populasi Parameter pertumbuhan Maks. usia / ukuran Panjang-berat rel. Panjang-panjang rel. ukuran frekuensi Konversi massa pemulihan Kelimpahan
Indeks keanekaragaman filogenetik (Acuan 82804): PD50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00161 - 0.00782), b=2.97 (2.78 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Tingkat Trofik (Acuan 69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Kerentanan Penangkapan Ikan (Ref. 59153): Moderate vulnerability (40 of 100). 🛈
