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🌊 Marine Least Concern 🌡️ Deep-water

Twospine bigscale

Scopelogadus bispinosus Gilbert, 1915
Max Length
11 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
200–4000 m
Climate
Deep-water
Resilience
Low
Vulnerability
45.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Twospine bigscale (Scopelogadus bispinosus), first described by Gilbert, 1915 is a small fish in the family Melamphaidae (order Beryciformes). Adults typically reach 11.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 200 to 4000 metres. It occurs in Deep-water waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Scopelogadus bispinosus
Authority
Gilbert, 1915
Habitat
Marine
Climate
Deep-water
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
11 cm
Depth Range
200–4000 m
Latitude
20°S – 40°N
Trophic Level
3.5
Resilience
Low
Vulnerability
45.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 2; Dorsal soft rays (total): 10 - 12; Anal spines: 1; Anal soft rays: 7 - 9; Vertebrae: 24 - 27. Branchiostegal rays: 8 .: fusiform / normal.

🌀 Behaviour

Behavioural data for Twospine bigscale is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous .

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 200 - 4000 m . Deep-water; 40°N - 20°S South China Sea (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01096 × L3.1 (TL)
Max TL
11cm
Dorsal Spines
2
Dorsal Rays
11
Anal Spines
1
Anal Rays
8
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
45.00/100
Moderate vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Deep-water
Latitude Range
40°N – 20°S
Described By
Gilbert, 1915

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