Scientific Name
Nematobrycon palmeri

Common Name
Emperor tetra

Biology
Feeds on worms and crustaceans (Ref. 7020). Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 80 cm (Ref. 51539).

Classification

Classified By

Eigenmann, 1911

Class

Ray-finned fishes (Actinopterygii)

Order

Characins (Characiformes)

Family

Characins (Characidae)

Distribution

Region

South America

Distribution

South America: Atrato and San Juan River basins.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

23 °C

Water Temperature To

27 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic

Environment

Freshwater; ; pH range: 5.0 - 8.0; dH range: 5 - 19 pelagic

Trophic Level

3.22 s.e. 0.36 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

4.2 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.7500 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 (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