Scientific Name
Siganus niger

Common Name
Black foxface

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 10; Anal spines: 7; Anal soft rays: 9; Vertebrae: 23. Fish looks black apart from the bright yellow pectoral fins; `vertical' margin of soft portion of dorsal fin and trailing edge of caudal fin orange. Preopercular angle 110?-111?; strong overlapping scales cover cheeks; 8-12 rows deep below center of orbit. Fully scaled midline of thorax. A very short tube, slightly taller posteriorly supports the anterior nostril opening. Caudal fin slightly incised.

Classification

Classified By

Woodland, 1990

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Rabbitfishes (Siganidae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: endemic to Tonga, common only in the northernmost island group, Vavau.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

2 m

Depth To - meters

15 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 2 - 15 m (Ref. 9813)

Trophic Level

2 s.e. 0.00 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

22.0 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

Fisheries: commercial

Vulnerability

Low vulnerability (16 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Venomous

IUCN Red List Status

Not Evaluated