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The green humphead parrotfish (Bolbometopon muricatum) is the largest species of parrotfish, growing to lengths of 1.5 m (4.9 ft) and weighing up to 75 kg (165 lb) [citation needed]. It is found on reefs in the Indian and Pacific Oceans , from the Red Sea in the west to Samoa in the east, and from the Yaeyama Islands in the north to the Great ...
However, a few species reach lengths in excess of 1 m (3 ft 3 in), and the green humphead parrotfish can reach up to 1.3 m (4 ft 3 in). [7] The smallest species is the bluelip parrotfish ( Cryptotomus roseus ), which has a maximum size of 13 cm (5.1 in).
As the young fish grow they move into deeper waters and where the streams they were hatched in are intermittent they can be swept down to the stream mouth by the current. Small juveniles of 2–5 centimetres (0.79–1.97 in) in standard length may form in large schools in shallow backwaters and among cobbles and boulders near stream banks.
Flowerhorn breeding resulted in culling of surplus and deformed fish, some of which were dumped in the wild in Malaysia and Singapore, where they survived and disrupted riverine and pond ecosystems. [3] [4] Like most other cichlids, flowerhorns are aggressive and can breed quickly, competing with and eating native fish. [5]
The humphead wrasse (Cheilinus undulatus) is a large species of wrasse mainly found on coral reefs in the Indo-Pacific region. It is also known as the Māori wrasse, Napoleon wrasse, Napoleon fish, so mei 蘇眉 (Cantonese), mameng (Filipino), and merer in the Pohnpeian language of the Caroline Islands.
In a 2019 study, cleaner wrasses passed the mirror test, the first fish to do so. [20] However, the test's inventor, American psychologist Gordon G. Gallup, has said that the fish were most likely trying to scrape off a perceived parasite on another fish and that they did not demonstrate self-recognition. The authors of the study retorted that ...
Chlorurus gibbus is a large species of parrotfish which can attain a total length of 70 centimetres (28 in) and a weight of 2.2 kilograms (4.9 lb). [3] The solitary juveniles are marked with longitudinal black and white stripes, the adults are blue in colour with a green and purple sheen in the males and a yellow sheen in the females.
Lutjanidae or snappers are a family of perciform fish, mainly marine, but with some members inhabiting estuaries, feeding in fresh water. The family includes about 113 species. Some are important food fish. One of the best known is the red snapper. Snappers inhabit tropical and subtropical regions of all oceans.