Scientific Name
Osphronemus goramy

Common Name
Giant gourami

Biology
Dorsal spines (total): 12 - 14; Dorsal soft rays (total): 10-13; Anal spines: 9 - 13; Anal soft rays: 18 - 21; Vertebrae: 30 - 31. With 8-10 complete dark vertical bars in juvenile color phase; adults without vertical bars or sexual dichromatism, both sexes drab; transverse scale rows usually 6.1.12; dorsal fin spines usually 12-13 (rarely 11 or 14); soft-rayed portion of anal fin greatly enlarged, its distal margin parallel to distal margin of caudal fin; caudal fin rounded or obtusely rounded, not truncate or emarginate (Ref. 7425). Pelvic fins with first soft ray prolonged into a thread-like tentacle reaching posteriorly to or beyond hind margin of caudal fin.

Classification

Classified By

Lacep?de, 1801

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gouramies (Osphronemidae)

Distribution

Region

Asia

Distribution

Asia: probably limited to Sumatra, Borneo, Java, the Malay Peninsula, Thailand and Indochina (Mekong basin). Has been introduced to several countries for aquaculture purposes. Apparently absent in Sarawak and presence in Sabah may be due to relatively late introductions.

Range

6°N - 9°S

Environment

Climate

Tropical

Water Temperature From

20 °C

Water Temperature To

30 °C

Depth From - meters

10 m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; brackish; ; pH range: 6.5 - 8.0; dH range: ? - 25 benthopelagic; depth range 10 - ? m (Ref. 9987)

Trophic Level

2.04 s.e. 0.09 Based on diet studies.

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

70.0 cm

Common Length

45.0 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: commercial; aquaculture: commercial; aquarium: commercial

Vulnerability

High vulnerability (55 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm > 1)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated