>
Perciformes/Scorpaenoidei (Scorpionfishes) >
Aploactinidae (Velvetfishes)
Etymology: Cocotropus: Greek, kokkos = berry, seed + Greek, tropsis, tropo = turning (Ref. 45335); izuensis: Named for the Izu Peninsula, where most of the examined specimens were collected..
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien benthopelagisch; diepte 8 - 25 m (Ref. 83999). Subtropical
Northwest Pacific: Japan.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 4.7 cm SL mannelijk / geslacht onbekend; (Ref. 83999)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 11 - 13; Dorsale zachte stralen (totaal) : 9; Anale stekels: 2; Anale zachte stralen: 6 - 8; Wervels: 26. This species is distinguished by the following characters: D XII spines; segmented lower caudal-fin rays 7; vertebrae 26; preopercular spines 5; upper jaw length equal to or a little shorter than lachrymal length; absence of distinct fleshy papillae on posterior portion of upper jaw; vomerine teeth absent; first lower jaw sensory pores on both sides fused; anterior position of isthmus well beyond fifth lower jaw sensory pore; 4 dorsal-fin spines anterior to third neural spine; interneural space between seventh and eighth neural spines with no dorsal-fin spine proximal pterygiophores (Ref. 83999).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Imamura, H., M. Aizawa and G. Shinohara, 2010. Cocotropus izuensis, a new species of velvetfish (Teleostei: Aploactinidae) from Japan. Bull. Natl. Mus. Nat. Sci., Ser. A, (Suppl. 4):1-7. (Ref. 83999)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).