Twospined angelfish

Twospined angelfish

Dusky angelfish, Coral beauty

Kingdom
Phylum
Order
Family
Genus
SPECIES
Centropyge bispinosa
Length
10-11.5
3.9-4.5
cminch
cm inch 

The twospined angelfish (Centropyge bispinosa), also known as the dusky angelfish, or coral beauty, is a species of marine ray-finned fish, a marine angelfish belonging to the family Pomacanthidae. They are found in the Indo-Pacific.

Appearance

The twospined angelfish has a basic dark purplish-blue body. This is marked with irregular orange vertical bars on its flanks. The dorsal, caudal and anal fins have a bright blue margin. The dorsal fin contains 14 spines and 17-18 soft rays while the anal fin has 3 spines and 17-19 soft rays. This species attains a maximum total length of 10 centimetres (3.9 in).

Distribution

Geography

The twospined angelfish is found in the Indo-Pacific. Its range extends from the coast of East Africa between Tanzania and South Africa as Far East as the Tuamotu Islands of French Polynesia, north to the Izu Islands of Japan and south to Lord Howe Island. In Australia, as well as Lord Howe Island, it is found from the Rowley Shoals and Scott Reef in Western Australia, Ashmore Reef in the Timor Sea, and along the east coast from Raine Island in Queensland to Bass Point in New South Wales as well as Christmas Island. Offshore it occurs at Norfolk Island, Elizabeth Reef and Middleton Reef in the Tasman Sea and Ashmore Reef and Kenn Reef in the Coral Sea.

Habits and Lifestyle

The twospined angelfish is found at depths of 5 to 50 metres (16 to 164 ft) in coral reefs within lagoons, rubble patches and drop offs, being commonest around drop offs. They live in small social groups consisting of a single male and a few females. They are protogynous hermaphrodites and the most dominant of the females in a group will change sex to become male if the existing male dies or disappears. This species feeds on algae and detritus.

Lifestyle
Seasonal behavior

Diet and Nutrition

Population

References

1. Twospined angelfish Wikipedia article - https://en.wikipedia.org/wiki/Twospined_angelfish
2. Twospined angelfish on The IUCN Red List site - https://www.iucnredlist.org/species/165871/6153518

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