Scientific Name
Tylosurus pacificus

Common Name
Pacific agujon needlefish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 20-24; Anal spines: 0; Anal soft rays: 18 - 22; Vertebrae: 74 - 80

Classification

Classified By

Steindachner, 1876

Class

Ray-finned fishes (Actinopterygii)

Order

Needle fishes (Beloniformes)

Family

Needlefishes (Belonidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Gulf of California to Cabo Blanco, Peru; including the Galapagos Islands.

Range

32°N - 5°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic-oceanic

Environment

Marine; pelagic-oceanic

Trophic Level

4.33 s.e. 0.78 Based on size and trophs of closest relatives

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

82.5 cm

Common Length

70.0 cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Moderate vulnerability (44 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)