Greater argentine (Argentina silus) fish species and information / pictures of Greater argentine - Argentina silus

Greater argentine (Argentina silus) fish species information

Scientific Name
Argentina silus

Common Name
Greater argentine

Biology
Bathypelagic (Ref. 58426). Prefer depths of 182.8-255.9 m, temperature 7-10?C and mean salinity 34 ppt (Ref. 5951). Probably form schools close to the bottom. Feeds on planktonic invertebrates including euphausiids, amphipods (arrow worms, krill and Thermisto (Ref. 5951)), chaetognaths, squids and ctenophores, also small fishes. Spawns from April to July (Ref. 4773). Growth is slow. Eggs and young are pelagic at depths of 400-500m. Used fresh or in fish meal production (Ref. 35388).

Classification

Classified By

Ascanius, 1775

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Argentines or herring smelts (Argentinidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Svalbard to west coasts of Scotland and Ireland, deeper parts of North Sea and across the Wyville Thomson ridge to Denmark Strait. Western Atlantic: Davis Strait to George's Bank in Canada.

Range

75°N - 40°N, 69°W - 31°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

140 m

Depth To - meters

1440 m

Zone

bathydemersal

Environment

Marine; bathydemersal; oceanodromous (Ref. 51243); depth range 140 - 1440 m, usually 150 - 550 m (Ref. 4773)

Trophic Level

3.31 s.e. 0.28 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

70.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

High to very high vulnerability (66 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (K=0.12-0.14; tm=5-9)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated