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Big-head pennah croaker (Pennahia macrocephalus) fish species and information / pictures of Big-head pennah croaker - Pennahia macrocephalus

Big-head pennah croaker (Pennahia macrocephalus) fish species information

Scientific Name
Pennahia macrocephalus

Common Name
Big-head pennah croaker

Biology
Dorsal spines (total): 11; Dorsal soft rays (total): 26-29; Anal spines: 2; Anal soft rays: 7

Classification

Classified By

Tang, 1937

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Drums or croakers (Sciaenidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: Taiwan to southern China, off Sarawak, eastern tip of the Malay Peninsula and southern Java.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

100 m

Zone

demersal

Environment

Marine; demersal; depth range ? - 100 m (Ref. 9772)

Trophic Level

4.08 s.e. 0.64 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

23.0 cm

Common Length

18.0 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: highly commercial

Vulnerability

Low to moderate vulnerability (25 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated