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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Saccogaster: Latin, sacculus = small bag + Greek, gaster = stomach (Ref. 45335); horrida: Named for the spines and bony ridges above the eyes.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall ? - 403 m (Ref. 93007). Tropical
Eastern Indian Ocean. Australia.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 5.9 cm SL (female)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 84; Mjukstrålar i analfenan: 57; Ryggkotor: 56. This species is distinguished from its congeners by the following set of characters: a pair of distinct free spines on frontal plate above and behind eyes, bony ridge above eye and cartilaginous ethmoidal spine in front of eyes; thin, transparent skin, scaleless and without neuromasts; anterior arch with long gill rakers 2-3 times length of gill filaments; palatines with 2-3 tooth rows; pectoral peduncle is twice as long as high; vertebrae, precaudal 14, total 56; fin rays, D 84, A 57 and pectoral 21; otolith length to height, 1.75, otolith length to colliculum length (2.1), sulcus with long pointed anterior projection (Ref. 93007).
Body shape (shape guide): elongated; Cross section: oval.
This viviparous species was caught on the upper continental slope and this female specimen was with ovaries containing many eggs but no embryos (Ref. 93007).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Nielsen, J.G., W. Schwarzhans and D.M. Cohen, 2012. Revisions of Hastatobythites and Saccogaster (Teleostei, Bythitidae) with three new species and a new genus. Zootaxa 3579:1-36. (Ref. 93007)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00468 (0.00186 - 0.01174), 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) |
3.3 ±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 (12 of 100). 🛈 |