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Fish Identification: Find Species

Class: Teleostei
Order: Acanthuriformes
Family: Chaetodontidae Butterflyfishes

Genus: Roa

(See list of species below)


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8 species (see list below)
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Scientific Name English Name Distribution Max. Length (cm) Year
Roa australis Triple-banded butterflyfish Indo-West Pacific 11.9 SL 2004
Roa excelsa Hawaiian gold-barred butterflyfish Pacific Ocean 15 TL 1921
Roa haraguchiae White-spine butterfyfsh Western Pacific 108.6 SL 2020
Roa jayakari Indian golden-barred butterflyfish Western Indian Ocean 16 TL 1939
Roa modesta Brown-banded butterflyfish Western Pacific 17 TL 1844
Roa rumsfeldi Deep-blackfin butterflyfish Western Pacific 7.8 SL 2017
Roa semilunaris Half-moon barred butterflyfish Western Indian Ocean 11.0 SL 2022
Roa uejoi Guam barred butterflyfish Western Pacific 10.1 SL 2022



Other identification tools in FishBase


Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
          If you already know the Family, go to Search FishBase, select Family and click on 'Identification by pictures' to display all available pictures in FishBase for the family.

          If you already know the Country, go to Search FishBase, select Country and click on 'Identification by pictures' to display all available pictures in FishBase for the country.

          If you already know the Ecosystem, go to Search FishBase, select Ecosystem and click on 'Identification by pictures' to display all available pictures in FishBase for the ecosystem.
cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013