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

💧 Freshwater Least Concern 🌡️ Tropical

Kubuna hardyhead

Craterocephalus randi Nichols & Raven, 1934
Max Length
8.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Kubuna hardyhead (Craterocephalus randi) is a ray-finned fish of the family Atherinidae. It inhabits freshwater waters. This species can reach a maximum total length of 8.1 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Craterocephalus randi
Authority
Nichols & Raven, 1934
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
8.1 cm
Trophic Level
3
Resilience
High
Vulnerability
26.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 6 - 9; Dorsal soft rays (total): 7 - 9; Anal spines: 1; Anal soft rays: 7 - 11. : elongated.

🌀 Behaviour

Behavioural data for Kubuna hardyhead is currently being reviewed.

🦐 Diet

Diet information for Kubuna hardyhead is currently being compiled.

🥚 Reproduction

Reproduction data for Kubuna hardyhead is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical; 3°S - 10°S

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
8.1cm
Dorsal Spines
8
Dorsal Rays
8
Anal Spines
1
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Nichols & Raven, 1934

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Kubuna hardyhead ↗
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Spotted incorrect or outdated data?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.