>
Perciformes/Scorpaenoidei (Scorpionfishes) >
Scorpaenidae (Scorpionfishes or rockfishes) > Scorpaeninae
Etymology: Scorpaena: Latin, scorpaena = a kind of fish, 1706 (Ref. 45335); bulacephala: Named for its bull-shaped head..
More on authors: Motomura, Last & Yearsley.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 86 - 113 m (Ref. 75652). Subtropical
West Pacific: off Norfolk Island and off Lord Howe Island, in the northern Tasman Sea. Also reported from New Caledonia (Ref. 86942).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 8.8 cm SL mâle / non sexé; (Ref. 75652)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 9. Diagnosis. This species is distinguished by the following set of characters: 9 dorsal-fin soft rays; fourth fin spine longest; 17 pectoral-fin rays; 39-44 longitudinal scales rows; 23 pored lateral-line scales; lateral surface of trunk covered with ctenoid scales; anteroventral surface of body and pectoral-fin base covered with exposed cycloid scales; lateral surface of maxilla with no longitudinal ridge; no spines on lateral surface of lacrimal; posterior margin of anterior lacrimal spine with 1–3 small spines; simple posterior lacrimal spine directed ventroposteriorly; no median interorbital ridge and no coronal spine; with occipital pit and supplement preopercular spine; relatively short fin spines and rays, longest pectoral-fin ray (31.5-33.5% of SL); the space between the upper and lower opercular spines is not covered by skin with sensory pores and canals; length of supraocular tentacle is less than or approximately equal to pupil diameter; no tentacles on lateral surface of trunk, except on pored lateral-line scales (Ref. 75652).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Motomura, H., P.R. Last and G.K. Yearsley, 2005. Scorpaena bulacephala, a new species of scorpionfish (Scorpaeniformes: Scorpaenidae) from the northern Tasman Sea. Zootaxa 1043:17-32. (Ref. 75652)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 17.5 - 24.2, mean 19.9 °C (based on 20 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01318 (0.00626 - 0.02776), b=3.03 (2.86 - 3.20), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.2 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
