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Smallscaled grouper (Epinephelus polylepis) fish species and information / pictures of Smallscaled grouper - Epinephelus polylepis

Smallscaled grouper (Epinephelus polylepis) fish species information

Scientific Name
Epinephelus polylepis

Common Name
Smallscaled grouper

Biology
Dorsal spines (total): 11; Dorsal soft rays (total): 16-17; Anal spines: 3; Anal soft rays: 8

Classification

Classified By

Randall & Heemstra, 1991

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Sea basses: groupers and fairy basslets (Serranidae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: Gulf of Aden, Gulf of Oman, Persian Gulf, Pakistan, and west coast of India. Since it has only recently been discovered, it may be expected to have a wider distribution.

Range

33°N - 8°N, 44°E - 77°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

33 m

Depth To - meters

100 m

Zone

demersal

Environment

Marine; demersal; depth range 33 - 100 m (Ref. 5222)

Trophic Level

3.84 s.e. 0.61 Based on size and trophs of closest relatives

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

61.0 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: commercial

Vulnerability

Moderate to high vulnerability (46 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.19; tmax=41)

Threat To Humans

Harmless

IUCN Red List Status

Near Threatened (NT)