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Stomiiformes (Lightfishes and dragonfishes) >
Sternoptychidae (Marine hatchetfishes) > Sternoptychinae
Etymology: Polyipnus: Greek, poly = a lot of + Greek, ipnos = lanterns; surugaensis: Named for its type locality, Suruga Bay, Japan.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina pelagic-oceanic. Temperate
Northwest Pacific: known only from Suruga Bay, Japan.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 3.7 cm SL hane/ej könsbestämd; (Ref. 26382)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 12; Mjukstrålar i analfenan: 17; Ryggkotor: 32. First and second supra-abdominal photophores at the same level, with the third elevated. Darkly pigmented area of predorsal do not reach the median line of the body and is separated from the subdorsal dark area; the anterior part of the darkly pigmented predorsal is concave ventrally. Vomerine teeth present only on lateral edge (Ref. 37378).
Body shape (shape guide): short and / or deep.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Harold, A.S., 1994. A taxonomic revision of the sternoptychid genus Polyipnus (Teleostei: Stomiiformes) with an analysis of phylogenetic relationships. Bull. Mar. Sci. 54(2):428-534. (Ref. 26382)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Verktyg
Särskilda rapporter
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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=0.02291 (0.01031 - 0.05092), b=2.94 (2.75 - 3.13), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.1 ±0.3 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (12 of 100). 🛈 |