Lewis' round herring (Spratelloides lewisi) fish species and information / pictures of Lewis' round herring - Spratelloides lewisi

Lewis' round herring (Spratelloides lewisi) fish species information

Scientific Name
Spratelloides lewisi

Common Name
Lewis' round herring

Biology
Dorsal spines (total): 0; Anal spines: 0. Distinguished from other species mainly by the silver band on the flanks which fades anteriorly (at about tips of pectoral fins). Maxilla toothed, triangular pre-maxillae, 2 supra-maxillae, second supra-maxilla asymmetrical (lower part larger than upper); vertical striae on scales not meeting at center; W-shaped pelvic scute.

Classification

Classified By

Wongratana, 1983

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Western Central Pacific

Distribution

Western Central Pacific: Solomon Islands, Papua New Guinea, and off Irian Jaya.

Range

2°N - 12°S, 130°E - 164°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; pelagic-neritic; depth range 0 - 50 m (Ref. 188)

Trophic Level

3.02 s.e. 0.10 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

6.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5625 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: subsistence fisheries; bait: usually

Vulnerability

Low vulnerability (10 of 100)

Resilience

High, minimum population doubling time less than 15 months (K=4.30-8.90; tm=0.3)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated