Scientific Name
Hyphessobrycon herbertaxelrodi

Common Name
Black neon tetra

Biology
Feeds on worms, small crustaceans and plant matter. In captivity, it swims in the middle and upper water layers of the tank; spawns in the open water and its eggs hatch in 24 to 30 hours (Ref. 7020). Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm (Ref. 51539).

Classification

Classified By

G?ry, 1961

Class

Ray-finned fishes (Actinopterygii)

Order

Characins (Characiformes)

Family

Characins (Characidae)

Distribution

Region

South America

Distribution

South America: Paraguay River basin.

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

benthopelagic

Environment

Freshwater; ; pH range: 5.5 - 7.5; dH range: ? - 15 benthopelagic

Trophic Level

2.91 s.e. 0.31 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

3.2 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

Aquarium: highly 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