Philippines country information

Common names: Aliyakyak, Alulung, Angol
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: commercial | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Recorded in Tañon Strait (Ref. 107276). Known from Puerto Princesa, Palawan (Ref. 58652), Paril-Sangay Protected Seascape, Moro Gulf (Ref. 106380). Also Ref. 3488, 53416.
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/rp.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Werner, T.B. and G.R. Allen, 2000
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Scaridae (Parrotfishes) > Scarinae
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Bicolor parrotfish, Perroquet bicolore, Laea-mamanu, ... more

Issue
This species is endemic to the Red Sea (Ref. 54980:447, species treatment in prep). Correction of data in progress (information transfer to C. ocellatus of the Indo-Pacific).

Main reference

Randall, J.E., G.R. Allen and R.C. Steene. 1990. (Ref. 2334)
References | Biblio | Coordinator : Westneat, Mark | Collaborators

Size / Weight / Age

Max length : 90.0 cm TL male/unsexed; (Ref. 2871)

Length at first maturity
L_m 30.0 range ? - ? cm

Environment

Marine; reef-associated; depth range 1 - 30 m (Ref. 9710), usually 1 - 30 m (Ref. 27115)

Climate / Range

Tropical; 24°C - 28°C (Ref. 27115), preferred ?; 33°N - 25°S, 34°E - 134°W

Distribution

Indo-Pacific: including the Red Sea.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 9

Occurs in clear lagoon and seaward reefs (Ref. 1602). Juveniles usually solitary; adults form harems (Ref. 9710); males are territorial. Goes to several changes during growth and very large females change sex to the brightly colored male. Small juveniles usually in dense coral and algae habitats (Ref. 48636). Benthic grazer of algae (Ref. 3488). Caught with nets and other types of artisanal gear.

IUCN Red List Status (Ref. 115185)

Least Concern (LC)

Threat to humans

Harmless

Human uses

Fisheries: commercial; aquarium: commercial

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development

Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance

References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion

Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD₅₀ = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
2.0 ±0.00 se; Based on food items.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (tm=5; K=0.255; tmax=21)

Vulnerability (Ref. 59153)
High vulnerability (58 of 100)

Price category (Ref. 80766)
High

Cetoscarus bicolor (Rüppell, 1829)