Brown trout (Salmo trutta fario) fish species and information / pictures of Brown trout - Salmo trutta fario

Brown trout (Salmo trutta fario) fish species information

Scientific Name
Salmo trutta fario

Common Name
Brown trout

Biology
Repopulation of stocks usual in Europe. Original population still exists in the island of Corse in the Mediterranean Sea (Ref. 682). Often found in fast-flowing streams of mountain and sub-mountainous regions and sometimes even valleys (Ref. 9696). Feed on benthic invertebrates, insect larvae, aerial insects (in rivers) and mollusks. In addition, adults consume fish and frogs (Ref. 30578). Utilized fresh and smoked; eaten fried, broiled, microwaved and baked

Classification

Classified By

Linnaeus, 1758

Class

Ray-finned fishes (Actinopterygii)

Order

Salmons (Salmoniformes)

Family

Salmonids (Salmonidae)

Distribution

Region

Northeast Atlantic

Distribution

Northeast Atlantic: southward to southern Norway; Iceland; southern Greenland. Non-migratory and land-locked relict populations south to the British Isles and central France. Reported from Greece (Ref. 27724), Estonia (Ref. 33247) and Argentina (Ref. 9086). Elsewhere circumpolar. Likely to benefit from environmental regulation passed in France on 8/12/88 (Ref. 2163). Considered a synonym of Salmo trutta trutta by Kottelat

Range

90°N - 33°N, 43°W - 30°E

Environment

Climate

Temperate

Water Temperature From

2 °C

Water Temperature To

16 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Marine; freshwater; brackish; demersal; anadromous

Trophic Level

3.63000011444092 s.e. 0.55 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

100.0 cm

Common Length

20.0 cm

Phylogenetic Diversity Index

PD50 = No PD50 data many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial; aquaculture: commercial; gamefish: yes

Vulnerability

Moderate vulnerability (45 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=1-5; tmax=8; K=0.21; Fec=1,000)

Threat To Humans

Harmless (Ref. 2163)

IUCN Red List Status

Not Evaluated