>
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Schistura: Greek, schizein = to divide + Greek, oura = tail; an allusion to forked caudal fins (Ref. 45335); robertsi: Named for Tyson R. Roberts, who collected most of the types of this species (Ref. 39226).
Eponymy: Dr Tyson Royal Roberts (d: 1940) is an American naturalist and evolutionary biologist who has devoted most of his life to studying biodiversity, particularly that of fishes, throughout the tropics. [...] (Ref. 128868), visit book page.
More on author: Kottelat.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Tropical
Asia: Malay Peninsula (Ref. 27732) and Phuket Island, Thailand (Ref. 39226).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 5.6 cm SL hane/ej könsbestämd; (Ref. 39226)
Mjukstrålar i ryggfenan (totalt) : 11; Mjukstrålar i analfenan: 8. Processus dentiformis present; 8-10 regular bars on body; males have no suborbital flap; incomplete lateral line reaching at most origin of pelvic fin; lower lip with a black mark on each side of median interruption; 8-9 + 8 branched caudal rays; emarginate caudal fin; black basal caudal bar present; no axillary pelvic lobe; anus 1.5-2.0 eye diameters in front of anal fin (Ref. 39226).
Body shape (shape guide): elongated.
Occurs in streams with moderately flowing water, over pebbles, in depths between 10-30 cm. A female measuring 3.36 cm SL contains ovulae at various stages of development (Ref. 39226).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Kottelat, M., 1998. Fishes of the Nam Theun and Xe Bangfai basins, Laos, with diagnoses of twenty-two new species (Teleostei: Cyprinidae, Balitoridae, Cobitidae, Coiidae and Odontobutidae). Ichthyol. Explor. Freshwat. 9(1):1-128. (Ref. 27732)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00661 (0.00363 - 0.01204), b=3.05 (2.90 - 3.20), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.0 ±0.3 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (32 of 100). 🛈 |