>
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Schistura: Greek, schizein = to divide + Greek, oura = tail; an allusion to forked caudal fins (Ref. 45335); tizardi: Named for Robert Tizard, in gratitude for his help..
More on author: Kottelat.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Tropical
Asia: Mekong at the Xe Kong basin in Laos.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 4.9 cm SL macho/indeterminado; (Ref. 43281)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Body cylindrical, its greatest depth in front of dorsal-fin origin, sometimes with a small hump; head flat with straight to concave dorsal profile and depressed snout; eyes slightly protruding above dorsal profile of head; anterior nostril pierced on front side of a flap; processus dentiformis present; no median notch in upper lip, median incision in lower lip; shallow median notch in lower jaw; 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; body with 7-9 bars, wider than interspaces, not very contrasted in front of dorsal-fin origin, not very regular; black bar at caudal-fin base almost complete but faint, often only contrasted on middle half of base, not reaching dorsal and ventral midlines; dorsal-fin base with a black spot anteriorly, followed by an orange spot and an elongate grey blotch; base of rays of upper caudal-fin lobe orange with a cloud of black pigments; body sometimes plain dark brown (Ref. 36949).
Found in main rivers, on gravel beds (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
Baixar XML
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): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
