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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.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bottenlevande; ej vandrande; djupintervall 0 - 80 m (Ref. 9003). Temperate; 34°S - 37°S, 172°E - 176°E (Ref. 56304)
Southwest Pacific: endemic to New Zealand.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 17.0 cm TL hane/ej könsbestämd; (Ref. 9003)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 19; Mjukstrålar i ryggfenan (totalt) : 4 - 5; Taggstrålar i analfenan: 10 - 12; Mjukstrålar i analfenan: 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.
Body shape (shape guide): elongated.
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).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00457 (0.00179 - 0.01169), b=3.10 (2.88 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.7 ±0.61 se; based on food items. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (29 of 100). 🛈 |