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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Rhinogobius: Greek, rhinos = nose + Latin, gobius = gudgeon (Ref. 45335).
More on authors: Pellegrin & Fang.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
; Água doce bentopelágico. Tropical
Asia: Mekong basin (Ref. 27732) and Chao Phraya basin (Ref. 26336).
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 5.0 cm SL macho/indeterminado; (Ref. 30857)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 7 - 8; Raios dorsais moles (total) : 7 - 9; Espinhos anais: 1; Raios anais moles: 6 - 9. Depressed head and body; generally pale coloration with 6-7 faint vertical bars and black dots on cheeks. Sexually dimorphic: males with more depressed head and body, a larger mouth, and darker fins. Male with about 40 rounded blackish brown spots on cheeks, usually larger than half of pupil; body with 7 lateral blackish brown bars and several rows of black or brown spots; second dorsal with usually 1 simple and 8 branched rays; anal fin with usually 1 simple and 7 branched rays (Ref. 43281).
Body shape (shape guide): elongated.
Collected both in small streams and larger rivers, among stones and boulders, with moderate to swift current (Ref. 33279). Feeds on zooplankton and insect larvae. Occasionally marketed fresh in mixed catches (Ref. 12693).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Rainboth, W.J., 1996. Fishes of the Cambodian Mekong. FAO species identification field guide for fishery purposes. FAO, Rome, 265 p. (Ref. 12693)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: pouco comercial
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00356 - 0.01856), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.43 se; based on food items.
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
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