Scientific Name
Trachyscorpia longipedicula

Common Name
Stylish Scorpionfish

Biology
Dorsal spines (total): 13; Vertebrae: 26. A species of Trachyscorpia with the following combination of characters: tympanic spines present; upper-jaw lip well developed, covering premaxillary tooth band laterally; no scales on lateral surface of maxilla; 50?53 scale rows in longitudinal series; second pelvic-fin soft ray long (23.1?29.2% SL, mean 25.5%), longer than upper-jaw length; body deep (depth 37.9?40.5% of SL, mean 39.2%); orbit diameter large (15.1?18.1% of SL, mean 16.3%); pelvic-fin spine long (14.8?17.1% of SL, mean 15.6%); first anal-fin spine long (8.0?9.4% of SL, mean 8.5%); head profile convex; swimbladder present; head and trunk whitish with two blackish bands from eye on head, and 4 blackish saddles on body in preserved specimens.

Classification

Classified By

Motomura, Last & Yearsley, 2007

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Rockfishes, rockcods and thornyheads (Sebastidae)

Distribution

Region

Indian Ocean

Distribution

Indian Ocean: Currently known only from the South-West Indian Ridge, southwestern Indian Ocean, between ca. 36? and 39?S, and 46? and 52?E (ca. 1,700 km south of southern tip of Madagascar), at depths of 620-1080 m. Trachyscorpia longipedicula co-occurs with T. eschmeyeri (Ref. 58335).

Range

36°S - 39°S, 46°E - 52°E

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

620 m

Depth To - meters

1080 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 620 - 1080 m (Ref. 58335)

Trophic Level

3.71 s.e. 0.52 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

21.9 cm

Common Length

Unknown 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:

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

Not Evaluated