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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Photo by Hutchins, B.

Indo-West Pacific
Max. Length 11.9 cm SL
Roa australis Kuiter, 2004

Photo by Photo by Hutchins, B.
 
Roa australis
[Triple-banded butterflyfish]

Photo by Randall, J.E.

Pacific Ocean
Max. Length 15 cm TL
Roa excelsa (Jordan, 1921)

Photo by Photo by Randall, J.E.
 
Roa excelsa
[Hawaiian gold-barred butterflyfish]
No picture found

Max. Length 108.6 cm SL

 
Roa haraguchiae
[White-spine butterfyfsh]

Photo by Randall, J.E.

Western Indian Ocean
Max. Length 16 cm TL
Roa jayakari (Norman, 1939)

Photo by Photo by Randall, J.E.
 
Roa jayakari
[Indian golden-barred butterflyfish]

Photo by Kamy Yeung@114°E Hong Kong Reef Fish Survey

Western Pacific
Max. Length 17 cm TL
Roa modesta (Temminck & Schlegel, 1844)

Photo by Photo by Kamy Yeung@114°E Hong Kong Reef Fish Survey
 
Roa modesta
[Brown-banded butterflyfish]
No picture found

Max. Length 7.8 cm SL

 
Roa rumsfeldi
[Deep-blackfin butterflyfish]

Photo by National Museum of Nature and Science, Japan

Western Indian Ocean
Max. Length 11.0 cm SL
Roa semilunaris Matsunuma & Motomura, 2022

Photo by Photo by National Museum of Nature and Science, Japan
 
Roa semilunaris
[Half-moon barred butterflyfish]

Photo by Matsunuma, M.

Western Pacific
Max. Length 10.1 cm SL
Roa uejoi Matsunuma & Motomura, 2022

Photo by Photo by Matsunuma, M.
 
Roa uejoi
[Guam barred butterflyfish]


Sort by: Species Length Year
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n = 8

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
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cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013