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Blacknosed Butterflyfish - Johnrandallia nigrirostris The genus name was reclassified to Johnrandallia in 1974, with the genus named after marine biologist John E. Randall (previously, it was placed under the genus Chaetodon).  So far, only 1 species is classified under this genus.<br />
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In locations such as Socorro, Cocos Island and Galapagos this Blacknosed Butterflyfish/Barberfish serves as Cleaner fish, cleaning up parasites from Sharks that comes to them at certain part of the reef that are also known as Cleaning Stations. Barberfish,Blacknosed Butterflyfish,Fish,Johnrandallia nigrirostris,Mexico,Socorro Click/tap to enlarge

Blacknosed Butterflyfish - Johnrandallia nigrirostris

The genus name was reclassified to Johnrandallia in 1974, with the genus named after marine biologist John E. Randall (previously, it was placed under the genus Chaetodon). So far, only 1 species is classified under this genus.

In locations such as Socorro, Cocos Island and Galapagos this Blacknosed Butterflyfish/Barberfish serves as Cleaner fish, cleaning up parasites from Sharks that comes to them at certain part of the reef that are also known as Cleaning Stations.

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''Johnrandallia nigrirostris'', the blacknosed butterflyfish or barberfish, is a species of fish in the family Chaetodontidae, the butterfly fishes. It is found in the East Pacific, and it sometimes acts as a cleaner fish. It is the only member of the genus ''Johnrandallia'', named after the ichthyologist John E. Randall, but in the past it was commonly placed in ''Chaetodon''.

Similar species: Perch-like Fishes
Species identified by Albert Kang
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By Albert Kang

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Uploaded Jun 10, 2020. Captured Apr 12, 2019 04:13.
  • TG-5
  • f/6.3
  • 1/200s
  • ISO200
  • 18mm