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🌊 Marine Data Deficient 🌡️ Deep-water

Oneirodes Myrionemus

Oneirodes myrionemus Pietsch, 1974
Max Length
13.7 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
0–1800 m
Climate
Deep-water
Resilience
Medium
Vulnerability
34.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Oneirodes Myrionemus (Oneirodes myrionemus) is a ray-finned fish of the family Oneirodidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 13.7 cm. It occurs at depths between 0 and 1800 metres. With a trophic level of 4.1, it is a mid-level predator. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Oneirodes myrionemus
Authority
Pietsch, 1974
Habitat
Marine
Climate
Deep-water
IUCN Status
DD
Max Length
13.7 cm
Depth Range
0–1800 m
Trophic Level
4.1
Resilience
Medium
Vulnerability
34.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 5 - 6; Anal soft rays: 4. Characterized by having relatively short head; short illicium; short and broad subopercular bone, without indentation on posterodorsal margin; length of ventral fork of opercle 23.1-27.9% SL; ratio of lengths of dorsal and ventral forks of opercle 0.42-0.52; absence of epibranchial teeth; presence of teeth on pharyngobranchial II; teeth in upper jaw 31-33, lower jaw teeth 38-40; vomer with 4-6 teeth; dorsal fin rays 5-6; anal fin rays 4; pectoral fin rays 18; head length 33.1-39.5% SL; head depth 40.0-51.2% SL; premaxilla length 27.3-32.6% SL; lower jaw length 38.0-50.0% SL; illicial length 16.1-22.1% SL .

🌀 Behaviour

Behavioural data for Oneirodes Myrionemus is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 0 - 1800 m . Deep-water North Atlantic: two records known, off Iceland and off Madeira.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
13.7cm
Dorsal Rays
6
Anal Rays
4

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2014

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
34.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Climate Zone
Deep-water
Described By
Pietsch, 1974

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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