Spottail needlefish (Strongylura strongylura) fish species and information / pictures of Spottail needlefish - Strongylura strongylura

Spottail needlefish (Strongylura strongylura) fish species information

Scientific Name
Strongylura strongylura

Common Name
Spottail needlefish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 12-15; Anal spines: 0; Anal soft rays: 15 - 18; Vertebrae: 59 - 65. Round in cross section. Dorsal fin rays 12-15; anal fin rays 15-18. Caudal peduncle without lateral keels. Caudal fin rounded or truncate. Predorsal scales few and relatively large, 100-130. Caudal fin light with a prominent round black spot near its base. Dorsal fin lobe and distal margin of caudal fin yellow in live adults, anterior margin of anal fin orange.

Classification

Classified By

van Hasselt, 1823

Class

Ray-finned fishes (Actinopterygii)

Order

Needle fishes (Beloniformes)

Family

Needlefishes (Belonidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: Persian Gulf eastward along the coasts of Pakistan, India, and Sri Lanka, then extending to southern China, the Philippines, and northern Australia. A record from Zanzibar (Tanzania) needs confirmation.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

10 m

Depth To - meters

13 m

Zone

pelagic-neritic

Environment

Marine; brackish; pelagic-neritic; depth range 10 - 13 m

Trophic Level

4.2 s.e. 0.73 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

40.0 cm

Common Length

22.0 cm

Phylogenetic Diversity Index

PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Low to moderate vulnerability (26 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