Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 10 - 25 m (Ref. 90102). Subtropical
Western Pacific: Japan, Guam, New Guinea, and the Great Barrier Reef.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 7.5 cm SL mannelijk / geslacht onbekend; (Ref. 48637)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 6 - 7; Dorsale zachte stralen (totaal) : 12; Anale stekels: 1; Anale zachte stralen: 12. Characterized by pale grey to whitish body color; several large brown spots on middle of side; back and side interspersed with brown mottling; posterior margin of first dorsal fin with pair of pale-edged black spots; united pelvic fins, well developed frenum present; longitudinal scale series 54-58; posterior body with ctenoid scales, becoming cycloid anteriorly; head without scales; greatest depth of body 5.5-6.4 in SL; lanceolate caudal fin, a little longer than head length; reduced posterior oculoscapular sensory canal, single pore (H') present (Ref. 90102).
Inhabits fine carbonate sand bottoms of well-protected lagoons (Ref. 37816). Found in coastal bays and estuaries on sand or muddy substrates to 25 meters depth (Ref. 48637). Also found in lagoons and sheltered bays in 10-25 m (Ref 90102).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 25.2 - 29.3, mean 28.6 °C (based on 1198 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00333 - 0.01504), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
