Scientific Name
Hippopotamyrus grahami

Common Name
Graham's stonebasher

Biology
Occurs in shallow coastal waters over sand. Feeds on a wide range of prey, including the larvae of Chaoborus (Ref. 9606). Oviparous (Ref. 205). Migrates up the river to spawn (Ref. 10608).

Classification

Classified By

Norman, 1928

Class

Ray-finned fishes (Actinopterygii)

Order

Bony tongues (Osteoglossiformes)

Family

Elephantfishes (Mormyridae)

Distribution

Region

Africa

Distribution

Africa: Lake Victoria and affluent rivers, Kyoga basin.

Range

Unknown

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; potamodromous (Ref. 10608)

Trophic Level

3.2 s.e. 0.40 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

False

Physical Size and Genetics

Maximum Length

25.0 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

Fisheries: minor commercial

Vulnerability

Low to moderate vulnerability (30 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Fec = 248)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)