Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien; zoet water; brak water demersaal; amfidroom (Ref. 51243); diepte 0 - 4 m (Ref. 90102). Tropical
Indo-West Pacific: western India to the Mekong.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 10.0 cm SL mannelijk / geslacht onbekend; (Ref. 12693)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 6 - 7; Dorsale zachte stralen (totaal) : 10; Anale stekels: 1; Anale zachte stralen: 8 - 9. Characterized by pale grey body color with irregular brown blotches on cheek, without pronounced dark patch covering top of head; presence of four dark brown saddles (including one on nape) dorsally on side; caudal fin base with diffuse blackish bar; presence of dark wedge-shaped mark on pectoral fin base; fully united pelvic fins, frenum present; rounded caudal fin; longitudinal scale series 36-44; presence of barbels on snout, tip of chin, and ventrally below lower jaw (except none on posterior mandible); strongly ctenoid scales; cheek and opercle without scales; deeply embedded nape scales; presence of sensory pores on head, including two preopercular pores; depth of body about 5.9 in SL (Ref. 90102).
Inhabits mud and rock bottoms near shore in 0-4 m (Ref. 90102). Found in coastal waters, estuaries (Ref. 4833), tidal rivers, canals and creeks (Ref. 12693). Feeds on small fishes, crustaceans and insects. Not seen in markets (Ref. 12693).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Talwar, P.K. and A.G. Jhingran, 1991. Inland fishes of India and adjacent countries. Volume 2. A.A. Balkema, Rotterdam, i-xxii + 543-1158, 1 pl. (Ref. 4833)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 26.3 - 29.3, mean 28.6 °C (based on 2381 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00444 - 0.01488), b=3.15 (2.99 - 3.31), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.8 ±0.60 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
