Scientific Name
Nemipterus bipunctatus

Common Name
Delagoa 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 moderately long, reaching to or just behind anus. Pelvic fins long, reaching to or just beyond level of origin of anal fin. A line drawn up from posterior edge of suborbital reaching the dorsal profile about 3 to 5 scales before origin of dorsal fin. Scale rows on body below lateral line upward-curved anteriorly. Axillary scale present. Color: Upper body pinkish, silvery below. Snout with 2 indistinct stripes.

Classification

Classified By

Valenciennes, 1830

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Threadfin breams, Whiptail breams (Nemipteridae)

Distribution

Region

Indian Ocean

Distribution

Indian Ocean: Red Sea, Persian Gulf, east Africa south to Delagoa Bay in Mozambique, Mauritius, Seychelles, Madagascar, Arabian Sea, Sri Lanka, Bay of Bengal, Andaman Sea, and Strait of Malacca. This species has generally been reported under the name Nemipteus delagoae or Nemipterus bleekeri.

Range

31°N - 30°S, 31°E - 103°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

18 m

Depth To - meters

100 m

Zone

demersal

Environment

Marine; demersal; non-migratory; depth range 18 - 100 m (Ref. 30573)

Trophic Level

3.89 s.e. 0.49 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

30.0 cm

Common Length

25.0 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 vulnerability (22 of 100)

Resilience

High, minimum population doubling time less than 15 months (K=0.4-0.8)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated