Brown pencilfish (Nannostomus eques) fish species and information / pictures of Brown pencilfish - Nannostomus eques

Brown pencilfish (Nannostomus eques) fish species information

Scientific Name
Nannostomus eques

Common Name
Brown pencilfish

Biology
Feeds on worms, crustaceans and insects (Ref. 7020). Oviparous (Ref. 205). Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm (Ref. 51539).

Classification

Classified By
Steindachner, 1876
Class
Ray-finned fishes (Actinopterygii)
Order
Characins (Characiformes)
Family
Pencilfishes (Lebiasinidae)

Distribution

Region
South America
Distribution
South America: central and upper Amazon.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
23 °C
Water Temperature To
28 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; ; pH range: 5.0 - 6.0; dH range: 5 - 12 benthopelagic
Trophic Level
3.27 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
True

Physical Size and Genetics

Maximum Length
5.0 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
Aquarium: commercial
Vulnerability
Low vulnerability (10 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (tm = 2)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated