Common names from other countries
Classificatie / Names
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Perciformes/Scorpaenoidei (Scorpionfishes) >
Triglidae (Searobins) > Pterygotriglinae
Etymology: Pterygotrigla: Greek, pterigion, diminutive of pteryx = wing, fin + Greek, trigla, es = red mullet (Ref. 45335); amaokai: Named for Kunio Amaoka..
More on authors: Richards, Yato & Last.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien benthopelagisch; diepte 156 - 187 m (Ref. 54796). Tropical
Western Indian Ocean, outer continental shelf off Kenya, East Africa, and on the Saya de Malha Bank.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 13.9 cm SL mannelijk / geslacht onbekend; (Ref. 54796)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Wervels: 26 - 27. This species possess the following distinguishing characters: no defined cleithral spine (4-6% SL), rudiment of the spine medial to the opercular spine; absence of a black blotch on the first dorsal fin, although a red spot is present in fresh material; round scales on trunk; naked prepectoral and interpelvic area, usually scaled breast and rarely naked; scaled belly; pectoral fin usually with 13 (rarely 14) connected rays, a black blotch near base and membranes; pectoral length 35-44% SL, longest free ray 32-36% SL; 0-1 epibranchial gill rakers, 10-13 ceratobranchial gill rakers, short (2-3% SL); 27 (rarely 26) vertebrae (Ref. 54796).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Richards, W.J., T. Yato and P.R. Last, 2003. Revision of the gurnard fish subgenus Otohime (Triglidae: Pterygotrigla). Smithiana, Bull. 2:1-18. (Ref. 54796)
Status op de Rode Lijst van het IUCN (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Preferred temperature (Ref.
115969): 14 - 18.4, mean 16.2 (based on 6 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00515 - 0.03077), b=3.01 (2.79 - 3.23), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±0.5 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).