Pacific anchovy (Stolephorus pacificus) fish species and information / pictures of Pacific anchovy - Stolephorus pacificus

Pacific anchovy (Stolephorus pacificus) fish species information

Scientific Name
Stolephorus pacificus

Common Name
Pacific anchovy

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 15-17; Anal spines: 0; Anal soft rays: 19 - 22. Belly with 1 to 4 small needle-like pre-pelvic scutes. Maxilla tip pointed, reaching just to front border of pre-operculum; hind border of pre-operculum convex, rounded. Isthmus muscle tapering evenly forward to hind border of branchial membrane. Pelvic fin tip reaching to beyond dorsal fin origin. Silver stripe along flank not strongly demarcated.

Classification

Classified By

Baldwin, 1984

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Western Central Pacific

Distribution

Western Central Pacific: Guam and Kosrae.

Range

17°N - 2°N, 146°E - 168°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

reef-associated

Environment

Marine; brackish; reef-associated; depth range 0 - 50 m (Ref. 189)

Trophic Level

3.22 s.e. 0.37 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

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

7.7 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: of potential interest; bait: usually

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