Scientific Name
Acestrorhynchus microlepis

Common Name
Pike characin

Biology
Dorsal spines : 2; Dorsal soft rays : 8-10; Anal spines: 3 - 5; Anal soft rays: 22 - 30. Possesses a minute spot behind the opercle; lateral line scales 91-131; small eye 17.9-34.1% head length; snout length 32.5-50.0% head length.

Classification

Classified By

Jardine, 1841

Class

Ray-finned fishes (Actinopterygii)

Order

Characins (Characiformes)

Family

Smallscale pike characins (Acestrorhynchidae)

Distribution

Region

South America

Distribution

South America: Amazon and Orinoco River basins and rivers of Guyana, Suriname and French Guiana.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

18 °C

Water Temperature To

28 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; ; pH range: 5.5 - 6.5 benthopelagic

Trophic Level

4.35 s.e. 0.76 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

26.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5001 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 (22 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated