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Callionymiformes (Dragonets) >
Callionymidae (Dragonets)
Etymology: Callionymus: Greek, kallion, comparative of kallos = beautiful + Greek, onyma = name; with a better name.
More on author: Day.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien; brak water demersaal. Tropical
Indo-Pacific: Indian subcontinent to Viet Nam. Common in the Mekong delta and probably found in Cambodia.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 7.0 cm TL mannelijk / geslacht onbekend; (Ref. 12693)
Dorsale stekels (totaal) : 4; Dorsale zachte stralen (totaal) : 10; Anale zachte stralen: 9. Sandy yellow, ventrally lighter. First dorsal fin with a black blotch basally on third membrane. Second dorsal fin, caudal fin, pectoral and pelvic fins spotted with brown. Anal fin white. First dorsal fin lower than second dorsal fin. First spine of first dorsal fin shorter than second spine. Anal fin pale. Second dorsal fin without white bands (Ref 42832).
Body shape (shape guide): elongated.
Occurs on the bottom in the lower courses of rivers. Feeds on worms, zooplankton and phytoplankton. Occasionally marketed fresh (Ref. 12693).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Rainboth, W.J., 1996. Fishes of the Cambodian Mekong. FAO species identification field guide for fishery purposes. FAO, Rome, 265 p. (Ref. 12693)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Gewenste temperatuur (Ref.
123201): 23.9 - 28.6, mean 27.4 °C (based on 1025 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00397 - 0.01910), b=2.78 (2.61 - 2.95), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.8 ±0.28 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (10 of 100).
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