>
Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Sciadonus: Derived from Greek, skiaina, skion = a fish, red mullet + Greek, onos = hake.
More on author: Garman.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall 1169 - 5440 m (Ref. 34024). Deep-water
Northeast Atlantic, Northeast Pacific, Southwest Pacific.; including the Solomon Sea, off New Zealand, and Australia.
Storlek / Vikt / Ålder
Könsmognad: Lm ? range ? - ? cm
Max length : 11.6 cm SL hane/ej könsbestämd; (Ref. 118598); 12.6 cm SL (female)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 90 - 107. This species is distinguished from its congeners by the following characters: no distinct black spots dorsally and along its midbody; pelvic fin length 1.0-2.2 % SL; dorsal fin rays 90-107; precaudal vertebrae 43-49; origin of anal fin below dorsal fin rays 44-56 (Ref. 128809); with protruding lower jaw and with tissue flaps anteriorly (Ref. 118598).
Cross section: compressed.
Rare species (Ref. 34024).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Nielsen, J.G., 2018. Revision of the cosmopolitan deep-sea genus Sciadonus (Teleostei, Bythitidae) with two new species. Cybium 42(2):177-187. (Ref. 118598)
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
Önskad temperatur (Ref.
123201): 1.8 - 2.8, mean 2.1 °C (based on 326 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00192 - 0.01191), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.5 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 (10 of 100).
🛈
