Longjaw thryssa (Thryssa setirostris) fish species and information / pictures of Longjaw thryssa - Thryssa setirostris

Longjaw thryssa (Thryssa setirostris) fish species information

Scientific Name
Thryssa setirostris

Common Name
Longjaw thryssa

Biology
Dorsal spines (total): 0; Anal spines: 0. Belly with 25 to 28 keeled scutes. Distinguished from all other Thryssa species and anchovies by the very long maxilla, reaching at least to tip of pectoral fin, usually to pelvic fin base or even to anal fin origin; also unique is the high coronoid process of the lower jaw, the jaw rising steeply in the mouth. Head with gold tints; anal and caudal fins deep yellow; dark spot behind gills.

Classification

Classified By

Broussonet, 1782

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: Gulf of Oman south to Port Alfred, no records from the Red Sea and Madagascar; coasts of Pakistan, India, probably Burma; Thailand, Indonesia, Philippines to Taiwan; also the Arafura Sea (Ref. 9819), northern Australia, Papua New Guinea, Solomon Islands and New Hebrides.

Range

28°N - 40°S, 21°E - 170°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

20 m

Zone

pelagic-neritic

Environment

Marine; brackish; pelagic-neritic; depth range 1 - 20 m (Ref. 6898)

Trophic Level

3.32 s.e. 0.48 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

18.0 cm

Common Length

15.0 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; bait: usually

Vulnerability

Low vulnerability (21 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