Klassifizierung / Names
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Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Neoepinnula: Greek, neos = new + Latin ex = outside + Latin, diminutive of pinna = spiny (Ref. 45335); minetomai: Named for Takeshi Minetoma, a local fisherman in Kuchierabu-jima Island, Kagoshima.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser benthopelagisch; tiefenbereich 380 - 420 m (Ref. 115418). Deep-water
Northwest Pacific: Japan.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 32.7 cm SL Männchen/unbestimmt; (Ref. 115418)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 17; Rückenflossenweichstrahlen (insgesamt) : 20; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 20; Wirbelzahl: 32. This species is disitinguished by the following set of characters: orbit is huge, its horizontal diameter about equal to snout length 10.6-10.9 % SL, 31.3-31.7 %HL, and its upper margin forming dorsal profile of head; fleshy interorbital width is less than orbit diameter, 8.8-8.9 % SL; posteroventral corner of the preopercle forming an acute angle; distal margin of second dorsal and anal fins concave; lower jaw no distinctly enlarged canines; anterior part of the lower lateral line above pectoral fin base covered laterally by opercle; oral cavity is uniformly black; HL 33.5-34.8 % SL; body depth at pelvic fin base 28.2-29.0 % SL, at anal fin origin 27.0-28.0 % SL; pectoral fin length 17.9-18.1 % SL; length of upper caudal fin lobe 25.6 % SL; length of lower caudal fin lobe 23.4-24.0 % SL; snout length 31.3-33.4 % HL; postorbital length 38.2-39.0 % HL; upper jaw length 40.5-41.2 % HL (Ref. 115418).
Cross section: compressed.
The species is closely associated with steep rocky bottoms around the islands where it occurs (Ref. 115418)..
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Nakayama, N., Y. Kimura and H. Endo, 2015. Neoepinnula minetomai, a new species of sackfish from off Kuchierabu-jima Island, southern Japan (Actinopterygii: Gempylidae). Ichthyol. Res. 62(3):320-326. (Ref. 115418)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00421 - 0.02490), b=3.00 (2.79 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.9 ±0.6 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (32 of 100). 🛈 |