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Gymnotiformes (Knifefishes) >
Hypopomidae (Bluntnose knifefishes)
Etymology: Brachyhypopomus: Greek, brachys, eia = short + Greek, hypo = under + Greek, poma, -atos = cover (Ref. 45335); bennetti: Named for Michael V.L. Bennett of the Albert Einstein College of Medicine of Yeshiva University, Bronx, New York, in honor of his pioneering work on electric fish neurophysiology.
Eponymy: Dr Michael Vander Laan Bennett (d: 1931) is Professor of Neuroscience, Albert Einstein College of Medicine, Bronx, New York. [...] (Ref. 128868), visit book page.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
; Água doce; estuarina bentopelágico. Tropical
South America: Amazon Basin.
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 23.2 cm TL macho/indeterminado; (Ref. 94132)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Raios anais moles: 227 - 255. Electric organ present along caudal filament and along body above anal fin exceedingly deep and visible as large semi-translucent area, occupying approximately 14-17% body depth directly posterior to abdominal cavity; and monophasic, headpositive electric organ discharge (EOD) waveform, approximately 2.1 milliseconds in duration in both sexes at 25°C (Ref. 94132).
Body shape (shape guide): elongated.
Facultative air-breathing in the genus (Ref. 126274); Usually found in floating meadow habitats on the margins of the Amazonas/Solimões River and its tributaries. Often collected with Brachyhypopomus walteri (Ref. 94132).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Sullivan, J.P., J. Zuanon and C. Cox Fernandes, 2013. Two new species and new subgenus of toothed Brachyhypopomus electric knifefishes (Gymnotiformes, Hypopomidae) from the central Amazon and considerations pertaining to the evolution of a monophasic electric organ discharge. Zookeys 327:1-34. (Ref. 94132)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
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