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💧 Freshwater 🌡️ Tropical

High-fin brackish goby

Eugnathogobius ganuensis Koreeda, Seah & Motomura, 2025
Max Length
3.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

High-fin brackish goby (Eugnathogobius ganuensis) is a ray-finned fish of the family Gobiidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 3.2 cm. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Eugnathogobius ganuensis
Authority
Koreeda, Seah & Motomura, 2025
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
3.2 cm
Trophic Level
3.5
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 7; Anal spines: 1; Anal soft rays: 7; Vertebrae: 26. : elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for High-fin brackish goby is currently being reviewed.

🦐 Diet

Diet information for High-fin brackish goby is currently being compiled.

🥚 Reproduction

Reproduction data for High-fin brackish goby is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L3.07 (TL)
Max TL
3.2cm
Dorsal Spines
7
Dorsal Rays
7
Anal Spines
1
Anal Rays
7
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Koreeda, Seah & Motomura, 2025

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