Scientific Name
Symphurus ocellatus

Common Name
Double-spot tonguesole

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 95-102; Anal spines: 0; Anal soft rays: 80 - 90. Upper side uniformly brownish; black spot covering posterior part of dorsal and anal fins (Ref. 4418).

Classification

Classified By

von Bonde, 1922

Class

Ray-finned fishes (Actinopterygii)

Order

Flatfishes (Pleuronectiformes)

Family

Tonguefishes (Cynoglossidae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: known only from Mozambique to Durban, South Africa.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

430 m

Depth To - meters

640 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 430 - 640 m (Ref. 4418)

Trophic Level

3.22 s.e. 0.39 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

12.0 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

Unknown

Vulnerability

Low vulnerability (23 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