Scientific Name
Leiopotherapon aheneus

Common Name
Fortescue grunter

Biology
Adults inhabit rocky pools and slow-flowing sections of streams. Also found congregating at the base of small waterfalls (Ref. 44894). Feed partly on small prawns and juvenile fishes (Ref. 5259, 44894), but is basically an omnivore. Eggs are guarded and fanned by the male parent (Ref. 205). Aquarium conditions: pH=7.2, H=8, 25?C water temperature, live food, egg layer, peaceful community fish, requires rock and plant cover (Ref. 6398).

Classification

Classified By

Mees, 1963

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Grunters or tigerperches (Terapontidae)

Distribution

Region

Oceania

Distribution

Oceania: Ashburton River to upper reaches of the Fortescue River, of the northwestern Australian coastal basins (Robe River, Nicholl's Spring, Millstream Station, Dale's Gorge in the Hamersley Range National Park, Ref. 5259).

Range

21°S - 23°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; benthopelagic

Trophic Level

3.9 s.e. 0.66 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

13.0 cm

Common Length

8.0 cm

Phylogenetic Diversity Index

PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

Vulnerability

Low vulnerability (24 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Lower Risk: near threatened (LR/nt)