💧 Freshwater
Critically Endangered
🌡️ Temperate
Murray hardyhead
Craterocephalus fluviatilis McCulloch, 1912
📖 Overview
Inhabits lakes and billabongs, most frequently around aquatic plant thickets. Omnivorous, feeds on algae, insects and tiny crustaceans .
Scientific Name
Craterocephalus fluviatilis
Authority
McCulloch, 1912
Habitat
Freshwater
Climate
Temperate
IUCN Status
CR
Max Length
7 cm
Trophic Level
3
Resilience
High
Vulnerability
24.00/100
Salinity
0–0.5 ppt
🔬 Taxonomy
Class
Teleostei
Teleostei
Order
Atheriniformes
Atheriniformes
Family
Atherinidae
Atherinidae
Genus
Craterocephalus
Craterocephalus
Species
Murray hardyhead
Craterocephalus fluviatilis
🐟 Physical Description
Physical description for Murray hardyhead is currently being compiled.
🌀 Behaviour
Behavioural data for Murray 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; benthopelagic. Temperate
🌿 Ecology
Zone Preferences
💧 Freshwater
Trophic Level
3±0.4
Food Items
algae, insects and tiny crustaceans (Ref
📐 Morphometrics
Length–Weight Relationship:
W = 0.00389 × L3.12
(TL)
Max TL
7cm
🌡️ Water Parameters & Tolerance
Salinity Range
0–0.5ppt
🛡️ Conservation Assessment
IUCN Category
Critically Endangered
Assessment Date
2019
📊 Population Risk & Fisheries
Population Resilience
High
Minimum doubling time
Fishing Vulnerability
24.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Temperate
Described By
McCulloch, 1912
🔍 Similar Species
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