Vaillant's anchovy (Anchoviella vaillanti) fish species and information / pictures of Vaillant's anchovy - Anchoviella vaillanti

Vaillant's anchovy (Anchoviella vaillanti) fish species information

Scientific Name
Anchoviella vaillanti

Common Name
Vaillant's anchovy

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 17 - 22. Body fairly slender, moderately compressed. Snout moderate, a little less than eye diameter; maxilla moderate, tip bluntly rounded, failing to reach pre-operculum by about 1/2 pupil diameter; gill cover canals of walkeri-type. Anal fin moderate, its origin just behind base of last dorsal fin ray. A silver stripe along flank.

Classification

Classified By

Steindachner, 1908

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

South America

Distribution

South America: western South Atlantic drainage, Brazil (Sao Francisco River; the records from Rio Grande do Norte and Rio Preta need to be checked).

Range

7°S - 15°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic

Environment

Freshwater; pelagic

Trophic Level

3.23 s.e. 0.37 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

6.8 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