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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); finis: From the Latin finis (border), reference to the type locality.
More on author: Kottelat.
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; Γλυκού νερού βενθοπελαγικό. Tropical
Asia: small creek in the Nam Mo basin making the border between Laos and Vietnam.
Μέγεθος / Βάρος / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm
Max length : 9.0 cm SL αρσενικό/απροσδιόριστο; (Ref. 43281)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Body and head massive, cylindrical; snout blunt; cheeks slightly swollen; anterior nostril pierced on front side of a flap; processus dentiformis present; no median notch in upper lip, lower lip with a median incision; lower jaw with a median notch; 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 greyish brown with poorly contrasted pattern in adults; body with about 12-15 bars between dorsal-fin origin and caudal fin, additional bars present in front of dorsal fin but indistinct, except upper extremities which do not reach dorsal midline but form two series of dark blotches parallel to dorsal midline or sometimes fused to form two stripes; bars thinner than interspaces; black bar at caudal-fin base more or less complete, with posterior projection at lower extremity, curved forward at upper extremity; dorsal-fin base with a black spot anteriorly, followed by a hyaline patch and a low elongate grey blotch; caudal fin orange in life, with a red patch occupying from a few rays to most of the upper lobe (Ref. 36949). Series of very narrow bars on side, not reaching dorsal and mid-line in individuals 3-5 cm SL; in front of dorsal fin origin, a longitudinal series of small irregular blotches on each side of dorsal mid-line (Ref. 43281).
Body shape (shape guide): elongated.
Found in headwaters (Ref. 43281).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Kottelat, M., 2001. Fishes of Laos. WHT Publications Ltd., Colombo 5, Sri Lanka. 198 p. (Ref. 43281)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Αναφ.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00310 - 0.01545), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Τροφικό Επίπεδο (Αναφ.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
Ελαστικότητα (Αναφ.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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