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🌊 Marine 🌡️ Deep-water

Blackspotted grenadier

Lucigadus nigromaculatus McCulloch, 1907
Max Length
34 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
200–1463 m
Climate
Deep-water
Resilience
Low
Vulnerability
48.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Blackspotted grenadier (Lucigadus nigromaculatus), first described by McCulloch, 1907 is a medium-sized fish in the family Macrouridae (order Gadiformes). Adults typically reach 34.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 200 to 1463 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Lucigadus nigromaculatus
Authority
McCulloch, 1907
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
Max Length
34 cm
Depth Range
200–1463 m
Trophic Level
3.5
Resilience
Low
Vulnerability
48.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 2. Scales small, with slender conical spinules arranged in 11 to 12 subparallel rows. Snout without prominent markings; first dorsal fin with a prominent black blotch distally.: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Blackspotted grenadier 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; bathydemersal; non-migratory; depth range 200 - 1463 m , usually 400 - 800 m . Deep-water; 28°S - 47°S West Pacific: southern Australia and New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Non-migratory
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00219 × L3.2 (TL)
Max TL
34cm
Dorsal Spines
2

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
48.00/100
Moderate-High vulnerability
Trophic Level
3.5
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
McCulloch, 1907

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