Hatchetfish (Argyropelecus gigas) fish species and information / pictures of Hatchetfish - Argyropelecus gigas

Hatchetfish (Argyropelecus gigas) fish species information

Scientific Name
Argyropelecus gigas

Common Name
Hatchetfish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 9-10; Anal spines: 0; Anal soft rays: 12 - 13. Dorsal blade present and well developed in front of dorsal fin (Ref. 27363). Deep body (Ref. 37473).

Classification

Classified By

Norman, 1930

Class

Ray-finned fishes (Actinopterygii)

Order

Lightfishes and Dragonfishes (Stomiiformes)

Family

Marine hatchetfishes (Sternoptychidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Portugal to South Africa; northern record from south Iceland (Ref. 4739). Western Atlantic: 40?N-40?S, including the Gulf of Mexico (Ref. 27768). One record from the Patagonian region of Argentina (Ref. 27363). Indian Ocean: 0?- 40?S. Eastern Pacific: 15?S-40?S. Western Pacific: 20?N-40?S.

Range

41°N - 54°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

300 m

Depth To - meters

1000 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 300 - 1000 m (Ref. 58018), usually 400 - 600 m (Ref. 4054)

Trophic Level

3.29 s.e. 0.30 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

12.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low to moderate vulnerability (31 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

Not Evaluated