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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Cambeva: Probably derived from the Tupi-Guarani, is a popular name for trichomycterid fishes in southern and south-eastern Brazil (Ref. 119381); grisea: Derived from the Latin word for grey, in reference to the predominant coloration of this species (Ref. 129458).
Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
; Água doce demersal. Tropical
South America: Brazil.
Tamanho / Peso / Idade
Maturidade: Lm ?  range ? - ? cm
Max length : 4.6 cm SL macho/indeterminado; (Ref. 129458)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Vértebras: 38 - 39. Distinguished from other species by the following set of characters: D 11 (ii + II + 7); A 9 (ii + II + 5); P 6 (I + 5); pelvic-fin rays 5 (I + 4); principal caudal-fin rays 13 (I + 11 + I); dorsal procurrent rays 14-16 (xiii-xv + I); ventral procurrent rays 8-12 (vii-xi + I); vertebrae 38-39; 13- 15 pleural ribs; anal-fin origin in vertical through anterior third of dorsal-fin base; anal and dorsal fins posteriorly placed relatively to vertebrae (dorsal-fin origin in a vertical through centrum of the 20th or 21st vertebra); anal-fin origin in vertical through centrum of 23rd or 24th vertebra. Colouration: pale brownish grey, sometimes with dark grey pigment coloration on the flank which are irregularly distributed (Ref. 129458).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Costa, W.J.E.M., C.R.M. Feltrin and A.M. Katz, 2021. Field inventory reveals high diversity of new species of mountain catfishes, genus Cambeva Katz, Barbosa, Mattos & Costa, 2018 (Siluriformes: Trichomycteridae), in south-eastern Serra Geral, southern Brazil. Zoosystema 43(art.28):659-690. (Ref. 129458)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: sem interesse
Ferramentas
Relatórios especiais
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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=0.00759 (0.00337 - 0.01709), b=3.00 (2.81 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
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