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🌊 Marine 🌡️ Deep-water

Spinaker grenadier

Ventrifossa nigrodorsalis Gilbert & Hubbs, 1920
Max Length
34 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
270–700 m
Climate
Deep-water
Resilience
Low
Vulnerability
48.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Spinaker grenadier (Ventrifossa nigrodorsalis), first described by Gilbert & Hubbs, 1920 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: 270 to 700 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Ventrifossa nigrodorsalis
Authority
Gilbert & Hubbs, 1920
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
Max Length
34 cm
Depth Range
270–700 m
Latitude
8°S – 34°N
Trophic Level
3.7
Resilience
Low
Vulnerability
48.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 2; Anal spines: 0. Scales medium-sized, with slender, sharp, conical slanting spinules arranged in widely divergent V rows or in quincunx pattern. Snout with black margin along its leading edge, extending posteriorly to suborbital shelf but not over supranarial and median nasal ridges.: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Spinaker 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 270 - 700 m . Deep-water; 34°N - 8°S, 115°E - 138°E

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Non-migratory
Trophic Level
3.7±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
3.7
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Latitude Range
34°N – 8°S
Described By
Gilbert & Hubbs, 1920

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Spinaker grenadier · Spinnaker Whiptail
🌍CES hlavatice tmavohřbetá
🇨🇳Chinese 鱈魚 · 黑背鰭凹腹鱈

🗺️ 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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