Scientific Name
Symphurus jenynsi

Common Name
Jenyn's tonguefish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 108-114; Anal spines: 0; Anal soft rays: 92 - 97. No lateral line on ocular side. Light brownish on ocular side, with 9 to 10 indistinct dark bands; posterior parts of dorsal and fin membranes blackish; no black blotch on dorsal and anal fins and opercle (Ref. 27363).

Classification

Classified By

Evermann & Kendall, 1906

Class

Ray-finned fishes (Actinopterygii)

Order

Flatfishes (Pleuronectiformes)

Family

Tonguefishes (Cynoglossidae)

Distribution

Region

Southwest Atlantic

Distribution

Southwest Atlantic: southeastern Brazil to about El Rincon, central Argentina.

Range

38°S - 41°S, 77°W - 74°W

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

10 m

Depth To - meters

190 m

Zone

demersal

Environment

Marine; demersal; depth range 10 - 190 m (Ref. 26268), usually 10 - 60 m (Ref. 26268)

Trophic Level

3.27 s.e. 0.43 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

31.9 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

Moderate to high vulnerability (46 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated