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Brown wrasse (Labrus merula) fish species and information / pictures of Brown wrasse - Labrus merula

Brown wrasse (Labrus merula) fish species information

Scientific Name
Labrus merula

Common Name
Brown wrasse

Biology
Adults are found around rocks and seaweeds. Sometime schooling, more solitary when older. Feed on sea urchins, ophiuroids, mollusks, crabs and worms. They reach maturity when 2 years old (15-20 cm). Spawn during February to May in western Mediterranean (Ref. 4742). Oviparous, distinct pairing during breeding (Ref. 205). Males build dish shaped nests and guard the eggs (Ref. 205).

Classification

Classified By

Linnaeus, 1758

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Wrasses (Labridae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Portugal to Morocco and Azores. Also in the Mediterranean.

Range

46°N - 20°N, 32°W - 36°E

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

reef-associated

Environment

Marine; reef-associated

Trophic Level

3.18 s.e. 0.39 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

45.0 cm

Common Length

40.0 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; aquarium: commercial

Vulnerability

Moderate vulnerability (44 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.22-0.36; tmax=17)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)