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💧 Freshwater 🌡️ Tropical

Munro's hardyhead

Craterocephalus munroi Crowley & Ivantsoff, 1988
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
14.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabits fluviatile and estuarine habitats. Does not appear to school in large numbers nor does it seem to be abundant. Biology unknown .

Scientific Name
Craterocephalus munroi
Authority
Crowley & Ivantsoff, 1988
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
5 cm
Trophic Level
3
Resilience
High
Vulnerability
14.00/100

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 6 - 8; Dorsal soft rays (total): 5 - 7; Anal spines: 1; Anal soft rays: 6 - 7. Gill rakers (10 to 12) with small spinules, short, stumpy, less than half diameter of pupil. Anus from 0 to 2 scales behind tips of ventrals. Origin of first dorsal fin from 4-6 scales in front of vertical through tips of ventral fins. Second dorsal fin with I spine and 5-7 rays; anal fin with I spine and 6-7 rays. Midlateral scale count 26-29.: elongated.

🌀 Behaviour

Behavioural data for Munro's hardyhead is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; brackish; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater 🌿 Brackish
Trophic Level
3±0.4
🐠 Schooling

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
5cm
Dorsal Spines
7
Dorsal Rays
6
Anal Spines
1
Anal Rays
7

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
14.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Crowley & Ivantsoff, 1988

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Munro's Hardyhead
🌍CES gavún carpentarský

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Munro's hardyhead ↗
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