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🌊 Marine 🌡️ Temperate

Mediterranean bigeye rockling

Gaidropsarus biscayensis Collett, 1890
Max Length
40 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
80–600 m
Climate
Temperate
Resilience
Medium
Vulnerability
31.00/100
Typical Length
12 cm
Depth Zone
-

📖 Overview

Found in offshore waters on mud, shell and coral bottoms. Feed on crustaceans. Spawning occurs in February. Occasionally sold in markets.

Scientific Name
Gaidropsarus biscayensis
Authority
Collett, 1890
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
Max Length
40 cm
Depth Range
80–600 m
Trophic Level
3.6
Resilience
Medium
Vulnerability
31.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Anal spines: 0. First dorsal spine followed by a few small fleshy filaments. Two fang-like teeth at the symphysis of the upper jaw.: elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Mediterranean bigeye rockling 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; benthopelagic; non-migratory; depth range 80 - 600 m. Temperate; 48°N - 30°N, 18°W - 30°E Central Atlantic: western Mediterranean and northern part of central Mediterranean.

🌿 Ecology

Zone Preferences
🌊 Marine
Migration
Non-migratory
Trophic Level
3.6±0.3
Food Items

crustaceans

📐 Morphometrics

Length–Weight Relationship: W = 0.00501 × L3.03 (TL)
Max TL
40cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
3.6
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Collett, 1890

👥 Community & Contribute

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