Scientific Name
Callionymus limiceps

Common Name
Rough-headed dragonet

Biology
Dorsal spines (total): 4; Dorsal soft rays (total): 9; Anal soft rays: 9. Lateral line distinct, first dorsal fin distinctly colored (Ref. 9002). Body brown above, closely speckled with darker spots of varying sizes, whitish below. First dorsal fin with a black spot on third spine. Filamentous spines with numerous grey annuli. Second dorsal fin, caudal fin, pectoral and pelvic fins with darker spots. Anal fin with a broad dusky margin. Occipital region without bony ridges or protuberances, but with numerous small granular rugosities. Males with a black spot on third spine of first dorsal fin (Ref 42832).

Classification

Classified By

Ogilby, 1908

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Dragonets (Callionymidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: northern Australia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Marine; brackish; demersal

Trophic Level

3.38 s.e. 0.41 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

25.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 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 (30 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