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Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Schistura: Greek, schizein = to divide + Greek, oura = tail; an allusion to forked caudal fins (Ref. 45335); porthos: Named for Porthos, one of the characters of Alexandre Dumas' 'Les trois mousquetaires'..
More on author: Kottelat.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Tropical
Asia: Mekong in Nam Ngiap, Nam Khan, Nam Xuang, Nam Ou and Nam Tha basins in northern Laos.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 8.6 cm SL macho/indeterminado; (Ref. 43281)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Body massive, head broadly triangular from above; hump in front of dorsal origin in individuals over 60 mm SL; caudal peduncle very deep, 0.9-1.1 times longer than deep; anterior nostril pierced on front side of a flap; processus dentiformis present; lower lip interrupted medially; a conspicuous hard keel on back between dorsal and caudal fins and along lower edge of caudal peduncle; lateral line complete; anus about 1-2 eye diameters in front of anal-fin origin; 8.5 branched dorsal-fin rays; 5.5 branched anal-fin rays; caudal fin emarginate, with 9+8 branched rays; axillary pelvic lobe present; top of head vermiculated; body with 9-17 bars, much wider than interspaces, of quite regular width but irregularly organized, often fused two by two along dorsal midline, or upper or lower part missing; black bar at caudal-fin base complete, wide, with anterior and posterior projections where it reaches dorsal and ventral midlines; dorsal fin with 2-3 blotches along base; dark marks on fin rays of all fins (Ref. 36949).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Kottelat, M., 2001. Fishes of Laos. WHT Publications Ltd., Colombo 5, Sri Lanka. 198 p. (Ref. 43281)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00311 - 0.01538), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
