Californian needlefish (Strongylura exilis) fish species and information / pictures of Californian needlefish - Strongylura exilis

Californian needlefish (Strongylura exilis) fish species information

Scientific Name
Strongylura exilis

Common Name
Californian needlefish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 13-17; Anal spines: 0; Anal soft rays: 16 - 19; Vertebrae: 67 - 74. Caudal fin emarginate (Ref. 9279). Branchiostegal rays: 11-12 (Ref. 36575).

Classification

Classified By

Girard, 1854

Class

Ray-finned fishes (Actinopterygii)

Order

Needle fishes (Beloniformes)

Family

Needlefishes (Belonidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: San Francisco in California, USA to Peru, including the Galapagos Islands.

Range

33°N - 15°S, 118°W - 11°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic

Trophic Level

4.5 s.e. 0.80 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

91.0 cm

Common Length

50.0 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: minor commercial

Vulnerability

Moderate vulnerability (36 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

Least Concern (LC)