Scientific Name
Scarus tricolor

Common Name
Tricolour parrotfish

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 9. Males differ slightly in head pattern and differences most obvious in females with yellow or red anal fins (Ref. 48636). Terminal phase similar to S. forsteni, differing primarily by having a yellow inner pectoral axil (Ref. 37816).

Classification

Classified By

Bleeker, 1847

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Parrotfishes (Scaridae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: widespread in the Indian Ocean (Ref. 9793), ranging from East Africa south to Natal, South Africa (Ref. 5490) and east to Madagascar, Seychelles, Mauritius, Chagos Archipelago, and Maldives through the eastern Indian Ocean to French Polynesia and Pitcairn. Replaced by Scarus forsteni in most of the Pacific, with overlapping distributions in the Philippines, eastern Indonesia and Palau (Ref. 37816). Recently reported from Tonga (Ref. 53797).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

2 m

Depth To - meters

25 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 2 - 25 m (Ref. 37816)

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

True

Physical Size and Genetics

Maximum Length

26.6 cm

Common Length

17.5 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; aquarium: commercial

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

Least Concern (LC)