New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Least Concern 🌡️ Tropical

Mountain grunter

Hephaestus habbemai Weber, 1910
Max Length
15 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
Climate
Tropical
Resilience
High
Vulnerability
22.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Adults inhabit cobble and gravel bottom streams and deep pools below rapids and waterfalls . Eggs are guarded and fanned by the male parent .

Scientific Name
Hephaestus habbemai
Authority
Weber, 1910
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
15 cm
Trophic Level
3.2
Resilience
High
Vulnerability
22.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 12 - 13; Dorsal soft rays (total): 11 - 13; Anal spines: 3; Anal soft rays: 10 - 11.

🌀 Behaviour

Behavioural data for Mountain grunter is currently being reviewed.

🦐 Diet

Diet information for Mountain grunter is currently being compiled.

🥚 Reproduction

Eggs are guarded and fanned by the male parent .

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 4°S - 7°S

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.0123 × L3.04 (TL)
Max TL
15cm
Dorsal Spines
13
Dorsal Rays
12
Anal Spines
3
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
22.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Weber, 1910

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Mountain grunter ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.