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🌊 Marine 🌡️ Deep-water

Bigeye bass

Pronotogrammus eos Gilbert, 1890
Max Length
18 cm
Max Weight
Lifespan
Trophic Level
3.5
Depth
155–325 m
Climate
Deep-water
Resilience
Medium
Vulnerability
25.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Bigeye bass (Pronotogrammus eos) is a ray-finned fish of the family Anthiadidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 18 cm. It occurs at depths between 155 and 325 metres. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Pronotogrammus eos
Authority
Gilbert, 1890
Habitat
Marine
Climate
Deep-water
Body Shape
Fusiform / normal
Max Length
18 cm
Depth Range
155–325 m
Latitude
4°S – 28°N
Trophic Level
3.5
Resilience
Medium
Vulnerability
25.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 14 - 15; Anal spines: 3; Anal soft rays: 8. Body pale red dorsally, silver-white ventrally; fins pale yellow .: fusiform / normal.

🌀 Behaviour

Behavioural data for Bigeye bass is currently being reviewed.

🦐 Diet

Diet information for Bigeye bass is currently being compiled.

🥚 Reproduction

Reproduction data for Bigeye bass is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 155 - 325 m . Deep-water; 28°N - 4°S, 115°W - 52°W Central Pacific: Gulf of California to Ecuador and Galapagos Islands.

🌿 Ecology

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

📐 Morphometrics

Length–Weight Relationship: W = 0.01413 × L3 (TL)
Max TL
18cm
Dorsal Spines
10
Dorsal Rays
15
Anal Spines
3
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
25.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Deep-water
Latitude Range
28°N – 4°S
Described By
Gilbert, 1890

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