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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); pericoh: The species epithet is an allusion to the occurrence in its type locality, Rio Perico; possibly derived from Tupi-Guarani (Ref. 129458).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce démersal. Tropical
South America: Brazil.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 9.7 cm SL mâle / non sexé; (Ref. 129458)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Vertèbres: 41. Distinguished from its congeners by the following set of characters: D 12 (iii + I-II + 7-8), A 10 (iii + II + 5); anal-fin origin in vertical through middle dorsal-fin base; P 7 (I + 6); pelvic-fin rays 5 (I + 4); principal caudal-fin rays 13 (I + 11 + I); 41 vertebrae; ribs 15; a large black blotches irregularly arranged, often partially coalesced on the flank; almost posteriorly folded extremity of the doral process of the opercle; narrow postero-dorsal projection on the preopercle; 8 branchiostegal rays; 13 dorsal procurrent caudal-fin rays; opercular and interopercular postero-dorsal odontodes only slightly wider and more curved than the other odontodes. Colouration (in alcohol): pale yellow flank, dorsum and side of head, with irregularly-arranged large black blotches, usually partially coaslesced on flank; greyish white ventral part of head; black barbels; pale grey fins with black spots on basal area (Ref. 129458).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
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).
Niveau trophique (Réf.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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