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Family Chaetodontidae
Butterflyfishes
TROPICAL EASTERN PACIFIC
Johnrandallia nigrirostris
Cabo San Lucas, Mexico, 40 feet
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BLACKNOSED BUTTERFLYFISH or
BARBERFISH
| Mexican |
Mariposa barbero |
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| Habitat |
Reefs |
| Depth |
10 to 120 feet |
| Diet |
Algae, snails, and small crustaceans; a cleaner |
| Size |
8 inches |
| Abundance |
Common |
| Distribution |
Gulf of California to Panama, Galapagos |
| Notes |
Forms aggregations and cleans other fishes |
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Prognathodes falcifer
Catalina Island, California, 40 feet
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SCYTHE BUTTERFLYFISH
| Mexican name |
Mariposa guadana |
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| Habitat |
Rocky boulder areas |
| Depth |
30 to 800 feet |
| Diet |
Tube feet of echinoderms, small invertebrates |
| Size |
6 inches |
| Abundance |
Rare |
| Distribution |
Eastern Pacific; Catalina Island to Peru, Galapagos |
| Notes |
A rare species from deep water |
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Chaetodon humeralis
Pelican Rock, Cabo San Lucas, Mexico
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THREEBANDED BUTTERFLYFISH
| Mexican |
Mariposa muneca |
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| Habitat |
Rocky reefs |
| Depth |
To at least 100 feet |
| Diet |
Algae and benthic invertebrates |
| Size |
10 inches |
| Abundance |
Fairly common |
| Distribution |
Eastern Pacific; San Diego to Peru & Galapagos |
| Notes |
Often forms aggregations |
| Similar species |
Chaetodon striatus |

Forcipiger flavissimus
Hanauma Bay, Oahu, 25 feet |
Puako, Hawaii, 30 feet
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Hanauma Bay, Oahu, 25 feet
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FORCEPSFISH
| Hawaiian name |
Lauwiliwilinukunuku'oi'oi |
| Japanese name |
Fueyakkodai |
| Samoan name |
Gutumanu |
| Mexican name |
Mariposa hochicona |
| Habitat |
Reefs |
| Depth |
To 350 feet |
| Diet |
Tube feet and pedicellariae of echinoderms, worm
tentacles, and other invertebrates |
| Size |
8.5 inches |
| Abundance |
Common |
| Distribution |
Indo-Pacific, Red Sea to Japan, Hawaii, Easter Island, Mexico, and the
Galapagos |
| Notes |
Region behind pectoral fin lacks small dots, opening of mouth is greater than
F. longirostris,
while snout is shorter |
| Similar species |
Forcipiger longirostris |

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