Scientific Name
Craterocephalus randi

Common Name
Kubuna hardyhead

Biology
Inhabits clear rivers and small tributary streams over mud, sand and rocky bottoms

Classification

Classified By

Nichols & Raven, 1934

Class

Ray-finned fishes (Actinopterygii)

Order

Silversides (Atheriniformes)

Family

Silversides (Atherinidae)

Distribution

Region

Asia and Oceania

Distribution

Asia and Oceania: central-southern New Guinea between the Kubuna River in Papua New Guinea and Lake Jamur in Irian Jaya, Indonesia; also Balimo Lagoon, and upper Fly-Strickland, Morehead and Bensbach in Papua New Guinea.

Range

3°S - 10°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

2.99 s.e. 0.39 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

8.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (23 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated