Oblique-jaw thryssa (Thryssa purava) fish species and information / pictures of Oblique-jaw thryssa - Thryssa purava

Oblique-jaw thryssa (Thryssa purava) fish species information

Scientific Name
Thryssa purava

Common Name
Oblique-jaw thryssa

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 38 - 44. Belly with 26 or 27 keeled scutes from isthmus to anus. Tip of snout a little above level of eye center. Maxilla moderate, projecting at most to halfway to pectoral fin base; first supra-maxilla small; angle of mouth rather oblique, teeth of lower jaw slightly enlarged. An indistinct dark blotch behind upper part of gill opening and a faint dark line along back.

Classification

Classified By

Hamilton, 1822

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Indian Ocean

Distribution

Indian Ocean: eastern coasts of India; possibly also Myanmar.

Range

25°N - 5°N, 71°E - 94°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

50 m

Zone

pelagic-neritic

Environment

Marine; brackish; pelagic-neritic; oceanodromous (Ref. 51243); depth range 0 - 50 m (Ref. 189)

Trophic Level

3.54999995231628 s.e. 0.50 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

15.5 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

Fisheries: minor commercial

Vulnerability

Low vulnerability (17 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