Broomfin dragonfish (Thysanactis dentex) fish species and information / pictures of Broomfin dragonfish - Thysanactis dentex

Broomfin dragonfish (Thysanactis dentex) fish species information

Scientific Name
Thysanactis dentex

Common Name
Broomfin dragonfish

Biology
Dorsal soft rays (total): 17-18; Anal soft rays: 21 - 25. Body slender. Chin barbel as long as head, pigmented with white spots. Tip of barbel white, small spindle-shaped bulb, minute and rounded terminal body (Ref. 37473).

Classification

Classified By

Regan & Trewavas, 1930

Class

Ray-finned fishes (Actinopterygii)

Order

Lightfishes and Dragonfishes (Stomiiformes)

Family

Barbeled dragonfishes (Stomiidae)

Distribution

Region

Pacific and Atlantic

Distribution

Pacific and Atlantic: in tropical to temperate waters. Eastern Atlantic: common in mid-ocean between 10?N and 5?S, single record at 19?S 5?W and at 30?S 5?E. Western Atlantic: Lesser Antilles to Brazil.

Range

18°N - 30°S, 62°W - 150°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

100 m

Depth To - meters

1000 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 100 - 1000 m (Ref. 58302)

Trophic Level

4.26 s.e. 0.75 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

18.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (28 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