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Acropomatiformes (Oceanic basses) >
Epigonidae (Deepwater cardinalfishes)
Etymology: Epigonus: Greek, epi = over, in front + Greek, gonio = angle (Ref. 45335); machaera: Name from Latin meaning sword, referring to the slender body of the species.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall 727 - 809 m (Ref. 91119). Deep-water
Southwest Pacific: Chatham Rise, east of New Zealand.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 17.4 cm SL hane/ej könsbestämd; (Ref. 91119); 17.4 cm SL (female)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 8; Mjukstrålar i ryggfenan (totalt) : 9; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 9; Ryggkotor: 25. This species is distinguished by the following set of characters: presence or a pungent opercular spine; maxillary mustache-like process blunt; ribs on the last abdominal vertebra; two round nub-like structures present on symphysis of lower jaw; tongue narrow and sword-like, no teeth; gill rakers 7-9 + 20-21 = 28-30; vertebrae 11 + 14; total pored lateral-line scales 49-54 (hypural end 45-50 + caudal fin 4-5); scales below lateral line 9-10; D VII-I,9; pectoral-fin rays 16-17; pyloric caeca 7; head length 31.9-34.6 % SL; body depth 20.5-22.6 % SL; lower-jaw length 13.5-14.5 % SL; second dorsal-fin spine length 12.7-14.7 % SL; and second anal-fin spine length 12.7-15.5 % SL (Ref. 91119).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Okamoto, M., 2012. Two new species of the genus Epigonus (Perciformes: Epigonidae) from the South Pacific, with a definition of the Epigonus constanciae group. Ichthyol. Res. 59(3):242-254. (Ref. 91119)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01202 (0.00574 - 0.02520), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.5 ±0.5 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (36 of 100). 🛈 |