Scientific Name
Phenacoscorpius megalops

Common Name
Noline scorpionfish

Biology
Dorsal spines (total): 12; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5. Lachrymal bone consisting of 2 spines over maxillary, first as a broad lobe, second as a broad spine pointing down; well marked suborbital ridge with 5 or 6 or more spines; second preopercle spine small or absent (Ref. 10482). Distinguished from other Hawaiian scorpionfishes by having only the anterior 4 or 5 tubed lateral line scales present, with the remainder of the lateral line absent; and presence of large melanophores on the caudal peduncle (Ref. 10482).

Classification

Classified By

Fowler, 1938

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Scorpionfishes or rockfishes (Scorpaenidae)

Distribution

Region

Pacific Ocean

Distribution

Pacific Ocean: known from separate localitites including the Philippines, Indonesia, Taiwan, Hawaii, and New Zealand.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

68 m

Depth To - meters

622 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 68 - 622 m (Ref. 10482)

Trophic Level

4.01 s.e. 0.66 Based on food items.

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

13.5 cm

Common Length

5.1 cm

Phylogenetic Diversity Index

PD50 = 0.5312 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 (33 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