Scientific Name
Nemipterus hexodon

Common Name
Ornate threadfin bream

Biology
Dorsal spines (total): 10; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 7. Suborbital spine absent. Preopercle with 3 transverse scale rows. Pectoral fins long, reaching to or beyond level of anus. Pelvic fins very long, reaching to or just beyond level of anus. A line drawn up from posterior edge of suborbital reaching the dorsal profile at about 2 to 6 scale rows before origin of dorsal fin. Upper lobe of caudal fin slightly longer than lower, tipped with yellow. Females predominate at small sizes, males at larger sizes. Axillary scale present. Color: Upper body pinkish, silvery white below.

Classification

Classified By

Quoy & Gaimard, 1824

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Threadfin breams, Whiptail breams (Nemipteridae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Andaman Sea to the Solomon Islands.

Range

27°N - 28°S, 93°E - 165°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

10 m

Depth To - meters

80 m

Zone

demersal

Environment

Marine; demersal; non-migratory; depth range 10 - 80 m (Ref. 9785)

Trophic Level

3.91 s.e. 0.65 Based on diet studies.

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

21.0 cm

Common Length

15.0 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: minor commercial

Vulnerability

Low to moderate vulnerability (26 of 100)

Resilience

High, minimum population doubling time less than 15 months (K=0.4-0.6)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated