Scientific Name
Hyporhamphus capensis

Common Name
Cape halfbeak

Biology
Inhabits coastal waters and estuaries (Ref. 5213). Enters freshwater (Ref. 6798).

Classification

Classified By

Thominot, 1886

Class

Ray-finned fishes (Actinopterygii)

Order

Needle fishes (Beloniformes)

Family

Halfbeaks (Hemiramphidae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: Cape of Good Hope east and north to False Bay, Natal and St. Lucia coast of North Zululand; to Lake Piti in southern Mozambique (Ref. 4164).

Range

Unknown

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic

Trophic Level

2.08 s.e. 0.12 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

16.0 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 (10 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