Falkland sprat (Sprattus fuegensis) fish species and information / pictures of Falkland sprat - Sprattus fuegensis

Falkland sprat (Sprattus fuegensis) fish species information

Scientific Name
Sprattus fuegensis

Common Name
Falkland sprat

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 13-21; Anal spines: 0; Anal soft rays: 12 - 23; Vertebrae: 52 - 58. Lower jaw slightly projecting, gill cover without bony radiating striae. Last two anal fin rays not enlarged. No dark spots on flanks. Pterotic bulla absent. Body dark blue dorsally and silvery white laterally and ventrally (Ref. 27363). All fins translucent (Ref. 27363).

Classification

Classified By

Jenyns, 1842

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Southwest Atlantic

Distribution

Southwest Atlantic: 40?S to Tierra del Fuego and the Falkland Islands (Ref. 188), also Burdwood Bank (Ref. 27363). Records from the Pacific may refer to Strangomera.

Range

38°S - 58°S, 70°W - 57°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

10 m

Depth To - meters

Unknown m

Zone

pelagic-neritic

Environment

Marine; pelagic-neritic; oceanodromous (Ref. 51243); depth range 10 - ? m

Trophic Level

3.4 s.e. 0.45 Based on food items.

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

18.0 cm

Common Length

15.0 cm

Phylogenetic Diversity Index

PD50 = 0.5312 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Low vulnerability (20 of 100)

Resilience

High, minimum population doubling time less than 15 months (K=0.7)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated