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🌊 Marine Least Concern 🌡️ Deep-water

Dicrolene Longimana

Dicrolene longimana Smith & Radcliffe, 1913
Max Length
32 cm
Max Weight
Lifespan
Trophic Level
3.6
Depth
410–1410 m
Climate
Deep-water
Resilience
Medium
Vulnerability
36.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Dicrolene Longimana (Dicrolene longimana) is a ray-finned fish of the family Ophidiidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 32 cm. It occurs at depths between 410 and 1410 metres. With a trophic level of 3.6, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Dicrolene longimana
Authority
Smith & Radcliffe, 1913
Habitat
Marine
Climate
Deep-water
IUCN Status
LC
Max Length
32 cm
Depth Range
410–1410 m
Trophic Level
3.6
Resilience
Medium
Vulnerability
36.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 102; Anal soft rays: 81; Vertebrae: 61. Snout rather blunt; eye diameter almost as long as snout; opercular spine strong and straight; hind margin of preopercle usually with 3 sharp spines; 2 median and a pair of basibranchial tooth patches; pseudobranchial filaments 2 or 3; 7-15 developed rakers on anterior arch; lower 5-11 pectoral fin rays free and longer than upper ones; precaudal vertebrae 13-16 .

🌀 Behaviour

Behavioural data for Dicrolene Longimana is currently being reviewed.

🦐 Diet

Diet information for Dicrolene Longimana is currently being compiled.

🥚 Reproduction

Reproduction data for Dicrolene Longimana is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 410 - 1410 m . Deep-water West Pacific: off East Africa to the Philippines and New Caledonia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.6±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.0038 × L3.14 (TL)
Max TL
32cm
Dorsal Rays
102
Anal Rays
81
Vertebrae
61

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Climate Zone
Deep-water
Described By
Smith & Radcliffe, 1913

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

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