New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Deep-water

Vaillant's grenadier

Bathygadus melanobranchus Vaillant, 1888
Max Length
50 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
400–2600 m
Climate
Deep-water
Resilience
-
Vulnerability
43.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Feeds on mysids, pelagic copepods, chaetognaths and small shrimps . Minimum depth reported from Ref. 1371.

Scientific Name
Bathygadus melanobranchus
Authority
Vaillant, 1888
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
LC
Max Length
50 cm
Depth Range
400–2600 m
Latitude
34°S – 53°N
Trophic Level
3.3
Vulnerability
43.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

This species does not have light organs. The head is large; eyes are large, about equal in diameter to the interorbital space. The snout is blunt with the lower jaw slightly projecting. The body tapers quite abruptly from behind the pectoral fin. Body color is light brown. The fin membranes, branchiostegal membrane, gill chamber and body cavity color is black. Also Ref. 2800.: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Vaillant's grenadier is currently being reviewed.

🦐 Diet

Diet information for Vaillant's grenadier is currently being compiled.

🥚 Reproduction

Reproduction data for Vaillant's grenadier is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; non-migratory; depth range 400 - 2600 m , usually 700 - 1400 m . Deep-water; 53°N - 34°S, 98°W - 20°E South Africa.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Non-migratory
Trophic Level
3.3±0.42
Food Items

mysids, pelagic copepods, chaetognaths and small shrimps (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00372 × L3.11 (TL)
Max TL
50cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Fishing Vulnerability
43.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Latitude Range
53°N – 34°S
Described By
Vaillant, 1888

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 225 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Vaillant's grenadier ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.