>
Ovalentaria/misc (Various families in series Ovalentaria) >
Plesiopidae (Roundheads) > Acanthoclininae
Etymology: Acanthoclinus: Greek, akantha = thorn + Greek, klinein, kline = sloping and bed, due to the four apophyses of sphenoid bone (Ref. 45335); marilynae: Named after Marilyn Hardy (Ref. 9003).
Eponymy: Marilyn Hardy was the wife of the author. According to the etymology she: “…assisted uncomplainingly at poison stations in the hot, muddy, and potentially dangerous mangrove swamps of North Queensland.” (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; non migrateur; profondeur 0 - 80 m (Ref. 9003). Temperate; 34°S - 37°S, 172°E - 176°E (Ref. 56304)
Southwest Pacific: endemic to New Zealand.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 17.0 cm TL mâle / non sexé; (Ref. 9003)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 19; Rayons mous dorsaux (Total) : 4 - 5; Épines anales: 10 - 12; Rayons mous anaux: 3 - 5. Head and body mottled light to dark brown to deep chocolate brown throughout. Fin membranes greyish brown to black with tips of dorsal and anal fins white or orange. Distinguished from other rockfishes in having 10-12 spines in the anal fin.
Adults are common in the subtidal zone but may be found in rock pools. Feed on small fishes such as triplefins (Ref. 9003). Eggs are guarded by the male parent (Ref. 205).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Eggs are guarded by the male parent (Ref. 205).
Paulin, C. and C. Roberts, 1992. The rockpool fishes of New Zealand (Te ika aaria o Aotearoa). Museum of New Zealand (Te Papa Tongarewa). 177 p. (Ref. 9003)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00175 - 0.01195), b=3.11 (2.88 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.61 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
