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🌊 Marine 🌡️ Deep-water

Rouleina Livida

Rouleina livida Brauer, 1906
Max Length
34 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
760–1500 m
Climate
Deep-water
Resilience
Medium
Vulnerability
46.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Rouleina Livida (Rouleina livida) is a ray-finned fish of the family Alepocephalidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 34 cm. It occurs at depths between 760 and 1500 metres. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Rouleina livida
Authority
Brauer, 1906
Habitat
Marine
Climate
Deep-water
Max Length
34 cm
Depth Range
760–1500 m
Trophic Level
3.5
Resilience
Medium
Vulnerability
46.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 18 - 21; Anal soft rays: 17 - 21; Vertebrae: 47. Body relatively deep, about 20%SL. Caudal peduncle moderately long (

🌀 Behaviour

Behavioural data for Rouleina Livida is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 760 - 1500 m . Deep-water South China Sea, and Philippine seas.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
34cm
Dorsal Rays
20
Anal Rays
19
Vertebrae
47

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
46.00/100
Moderate-High vulnerability
Trophic Level
3.5
Predator
Climate Zone
Deep-water
Described By
Brauer, 1906

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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