Allen's anchovy (Anchoviella alleni) fish species and information / pictures of Allen's anchovy - Anchoviella alleni

Allen's anchovy (Anchoviella alleni) fish species information

Scientific Name
Anchoviella alleni

Common Name
Allen's anchovy

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 15 - 18. Body fairly slender, moderately compressed. Snout moderate, about 3/4 eye diameter; maxilla short, failing to reach pre-operculum by about 1/2 pupil diameter; gill cover pattern not recorded. Anal fin fairly short, its origin below or a little behind base of last dorsal fin ray. A silver stripe along flank, up to eye diameter in depth (Ref. 189).

Classification

Classified By

Myers, 1940

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

South America

Distribution

South America: endemic to the Amazon (upper Amazon system: Lake Cashiboya, Ucayali, Mara?on and Morona Rivers).

Range

2°S - 8°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

3.27 s.e. 0.38 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

8.8 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

Fisheries: minor commercial

Vulnerability

Low vulnerability (11 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