Yellowtail sardinella (Sardinella rouxi) fish species and information / pictures of Yellowtail sardinella - Sardinella rouxi

Yellowtail sardinella (Sardinella rouxi) fish species information

Scientific Name
Sardinella rouxi

Common Name
Yellowtail sardinella

Biology
Dorsal spines : 0; Dorsal soft rays : 13-21; Anal spines: 0; Anal soft rays: 12 - 23. Belly fairly sharply keeled. A black or golden spot behind gill opening; upper part of pectoral fins dusky; caudal fin pale yellow with dusky hind margin. Resembles small S. maderensis which has more gill rakers and grey caudal fin, with tips almost black. Differs from S. aurita by having 7 pelvic fin rays and no black spot on hind part of gill cover.

Classification

Classified By

Poll, 1953

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Senegal to Congo and perhaps south of Angola.

Range

18°N - 10°S, 20°W - 14°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

50 m

Zone

pelagic-neritic

Environment

Marine; brackish; pelagic-neritic; depth range 0 - 50 m

Trophic Level

2.85 s.e. 0.31 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

16.0 cm

Common Length

13.0 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 (20 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