Family Chaetodontidae

Butterflyfishes

 

INDIAN OCEAN

Chaetodon falcula

Shinagawa Aquarium, Tokyo, Japan

 BLACKWEDGED BUTTERFLYFISH

Habitat Reefs and walls exposed to current
Depth To 50 feet
Diet Invertebrates
Size 8 inches
Abundance Common
Distribution East Africa to Sumatra
Notes Occurs in pairs or aggregations
Similar species Chaetodon ulietensis in the Pacific only white between the black saddles

 

 Chaetodon lineolatus

Kaiwi Point, Hawaii, 30 feet

Kahuwai Bay, Hawaii, 8 feet

 LINED BUTTERFLYFISH

Hawaiian name Kikakapu
Japanese name Nise-furai-chochouo
Samoan name Tifitifi-laui'a
Habitat Coral reefs
Depth To at least 500 feet
Diet Coral polyps, anemones, and algae
Size 12 inches
Abundance Rare in Hawaii except the Big Island
Distribution Indo-Pacific, Red Sea to Japan, Hawaii, and the Marquesas
Notes Forms pairs and will often approach divers; world's largest butterflyfish
Similar species Chaetodon auriga, Chaetodon oxycephalus

Chaetodon auriga

Kahalu'u, Hawaii, 4 feet

Juvenile, Utulei, Samoa, 10 feet

THREADFIN BUTTERFLYFISH

Hawaiian name Kikakapu
Japanese name Toge-chochouo
Samoan name I'usamasama, Si'u
Habitat Reefs
Depth To at least 100 feet
Diet Small invertebrates, coral polyps, algae
Size 9 inches
Abundance Fairly common
Distribution Indo-Pacific, Red Sea to South Africa, Japan, Hawaii, and the Marquesas
Notes Usually found as a pair, wary of divers
Similar species Chaetodon lineolatus, Chaetodon vagabundus

 

Chaetodon vagabundus

Faga'alu, Tutuila, American Samoa, 5 feet

VAGABOND BUTTERFLYFISH 

Japanese name Furai-chochouo
Samoan name Tifitifi-matapua'a
Habitat Reefs and inshore waters
Depth To at least 100 feet
Diet Omnivorous
Size 9 inches
Abundance Common
Distribution Red Sea to Japan and the Tuamotus; absent from Hawaii
Notes Forms pairs
Similar species Chaetodon auriga is orange on the back; C. decussatus from India

 

Chaetodon trifascialis

South Reef, French Frigate Shoals, 50 feet

Rapture Reef, French Frigate Shoals, 70 feet

CHEVRON BUTTERFLYFISH 

Japanese name Yarikatagi
Samoan name Tifitifi-sae'u
Habitat Associated with Acropora Table Corals
Depth To 100 feet
Diet Polyps and mucus of Acropora Table Corals
Size 7 inches
Abundance Common where Acropora Table Corals exist but nearly absent in Hawaii except at French Frigate Shoals
Distribution Indo-Pacific, Red Sea to the Society Islands
Notes Vigorously defends its territory and highly dependent upon Acropora corals

 

Chaetodon ornatissimus

Juvenile at dusk, Haleiwa Trench, Oahu, 25 feet

 

Hanauma Bay, Oahu, 25 feet

Puako, Hawaii, 35 feet

ORNATE BUTTERFLYFISH

Hawaiian name Kikakapu
Japanese name Hanaguro-chochouo
Samoan name Tifitifi-'ava'ava
Habitat Coral reefs
Depth To 100 feet
Diet Coral tissue
Size 8 inches
Abundance Common
Distribution Sri Lanka to Japan, Hawaii, Marquesas, and Rapa
Notes Occurs in pairs
Related species Chaetodon meyeri has black diagonal stripes

Chaetodon meyeri

Wakatobi, Indonesia, 50 feet

MEYER'S BUTTERFLYFISH

Habitat Coral reefs
Depth To 80 feet
Diet Coral polyps
Size 8 inches
Abundance Uncommon
Distribution Indo-Pacific to the Galapagos, absent from Hawaii
Notes Forms pairs during spawning
Similar species Chaetodon ornatissimus has orange stripes

 

Chaetodon octofasciatus

Shinagawa Aquarium, Tokyo, Japan

EIGHTBAR BUTTERFLYFISH

Japanese name Yasuji-chochouo
Habitat Sheltered coral reefs
Depth To 50 feet
Diet Coral polyps
Size 5 inches
Abundance Uncommon
Distribution Maldives east to China and Palau
Notes Associated with Acropora corals

 

Chaetodon lunula

Juvenile, Waimanalo, Oahu

 

Hanauma Bay, Oahu, 25 feet

Hanauma Bay, Oahu, 25 feet

 RACCOON BUTTERFLYFISH

Hawaiian name Kikakapu
Japanese name Chohan
Samoan name Tifitifi-laumea
Habitat Reefs
Depth To 100 feet
Diet Benthic invertebrates and algae
Size 8 inches
Abundance Common
Distribution Indo-Pacific, South Africa to Japan, Hawaii, and Rapa
Notes Nocturnal, may be found in large aggregations

Chaetodon bennetti

Maeda Point, Okinawa, Japan

Maeda Point, Okinawa, Japan

BLUELASHED BUTTERFLYFISH

Japanese name Umizuki-chochouo
Samoan name Tifitifi-lega
Habitat Coral reefs
Depth To 100 feet
Diet Coral polyps, invertebrates, algae
Size 8 inches
Abundance Common
Distribution Indo-Pacific; East Africa to Pitcairn Island and Japan, absent from Hawaii

 

Chaetodon plebeius

Maeda Point, Okinawa, Japan

 BLUESTREAK BUTTERFLYFISH

Japanese name Sumitsuki-tonosamadai
Habitat Coral reefs
Depth To 40 feet
Diet Acropora coral polyps and small invertebrates
Size 6 inches
Abundance Uncommon
Distribution Thailand to Japan, Australia, and Tonga
Notes May clean parasites from other fishes

 

Chaetodon semeion

Breakers Point, Tutuila, American Samoa, 25 feet

DOTTED BUTTERFLYFISH 

Japanese name Remon-chochouo
Samoan name Tifitifi-si'o
Habitat Rocky reefs
Depth To 100 feet
Diet Invertebrates
Size 10 inches
Abundance Rare
Distribution Maldives to Okinawa and the Tuamotus
Notes A wary fish

 

Chaetodon rafflesii

Wakatobi, Indonesia

Faga'alu, Tutuila, American Samoa, 10 feet

 LATTICED BUTTERFLYFISH

Japanese name Ami-chochouo
Samoan name Tifitifi-pule
Habitat Coral reefs
Depth To 50 feet
Diet Invertebrates
Size 7 inches
Abundance Uncommon
Distribution Sri Lanka to Okinawa and the Tuamotus
Notes Forms pairs

 

Chaetodon ephippium

 Juvenile, Faga'alu, Samoa, 5 feet

Hanauma Bay, Oahu, 45 feet

 SADDLEBACK BUTTERFLYFISH

Japanese name Seguro-chochouo
Samoan name Tifitifi-tuauli
Habitat Coral reefs
Depth To 100 feet
Diet Coral polyps, benthic invertebrates, filamentous algae, and fish eggs
Size 12 inches
Abundance Rare in Hawaii but fairly common elsewhere
Distribution Sri Lanka to Japan, Hawaii, and the Marquesas 
Notes Forms pairs; skittish and difficult to photograph

Chaetodon citrinellus

Utulei, American Samoa, 15 feet

Juvenile, Kahuwai Bay, Hawaii, 7 feet

 CITRON or LEMON BUTTERFLYFISH

Japanese name Goma-chochouo
Samoan name Tifitifi-moamanu
Habitat Reefs
Depth To 100 feet
Diet Benthic invertebrates, coral polyps, and filamentous algae
Size 5 inches
Abundance Very rare in Hawaii; common in Indo-Pacific
Distribution Indo-Pacific, East Africa to Japan, Hawaii (rare), and the Marquesas
Notes Pale yellow with diagonally- aligned spots; anal fin has black outer border; may form pairs or small groups, but usually solitary in Hawaii
Similar species Chaetodon miliaris, Chaetodon guentheri

Chaetodon kleinii

Juvenile, Mokapu Pinnacle, Oahu, 120 feet

Kaiwi Point, Hawaii, 50 feet

 BLACKLIP or SUNBURST BUTTERFLYFISH

Japanese name Mizore-chochouo
Samoan name Tifitifi
Habitat Deep reefs and walls exposed to current
Depth 40 to 200 feet
Diet Zooplankton, soft coral polyps, and algae
Size 6 inches
Abundance Fairly common
Distribution Indo-Pacific; Red Sea to Japan, Samoa, Hawaii, and the Galapagos
Notes Solitary

Chaetodon unimaculatus

Juvenile, Moku Manu, Oahu, 50 feet

 

Ahihi Bay, Maui, 25 feet

Manana Island, Oahu, 25 feet

Night, Hau'ula, Oahu, 25 feet

TEARDROP BUTTERFLYFISH 

Hawaiian name Lauhau
Japanese name Itten-chocho-uo
Samoan name Tifitifi-pulesama
Habitat Reefs
Depth To 200 feet
Diet Coral polyps, small invertebrates, filamentous algae
Size 8 inches
Abundance Uncommon
Distribution Indo-Pacific, including Hawaii
Notes Indian Ocean fish are mostly yellow

Chaetodon melannotus

Maeda Point, Okinawa, Japan, 40 feet

 

Juvenile, Nu'u'uli, Tutuila, America Samoa, 5 feet

Juvenile, Nu'u'uli, Tutuila, America Samoa, 5 feet

 BLACKBACK BUTTERFLYFISH

Japanese name Akebono-chochouo
Samoan name Tifitifi-pa'ipa'i
Habitat Coral reefs
Depth To at least 50 feet
Diet Hard and soft coral polyps
Size 7 inches
Abundance Common
Distribution Indo-Pacific, Red Sea, Japan, east to Samoa
Notes Occurs in pairs
Similar species Chaetodon ocellicaudus lacks black area on back, spot on peduncle surrounded with yellow

 

Hemitaurichthys zoster

BROWN & WHITE BUTTERFLYFISH

Habitat In midwater near reefs, ledges, walls, and wrecks exposed to current
Depth To 150 feet
Diet Zooplankton
Size 7 inches
Abundance Fairly common
Distribution East Africa to the Andaman Sea
Notes Forms large aggregations high above the bottom; head may be light or dark brown
Related species Hemitaurichthys polylepis in the Pacific Ocean

Forcipiger flavissimus

Hanauma Bay, Oahu, 25 feet

Puako, Hawaii, 30 feet

 

Hanauma Bay, Oahu, 25 feet

Kewalo, Oahu, 90 feet

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

Forcipiger longirostris

Old Kona Airport, Hawaii, 40 feet

 

Ke'ei, Hawaii, 45 feet

Transition phase, Honaunau, Hawaii, 30 feet

 

Dark phase, Puako, Hawaii, 30 feet

Kealakekua Bay, Hawaii, 50 feet

LONGNOSE BUTTERFLYFISH

Hawaiian name Lauwiliwilinukunuku'oi'oi
Japanese name Ofueyakkodai
Samoan name Gutumanu
Habitat Seaward reefs
Depth To at least 200 feet
Diet Small crustaceans
Size 8.5 inches
Abundance Fairly common off the islands of Hawaii and Maui, rare elsewhere 
Distribution Indo-Pacific, East Africa to Ogasawara, Hawaii, and Pitcairn Island
Notes Opening of mouth very small; snout very long; rows of brown dots below pectoral fin

Brown color form often seen along the Kona coast of Hawaii

Related Species Forcipiger flavissimus

 

Chelmon rostratus

Waikiki Aquarium

 COPPERBAND BUTTERFLYFISH

Japanese name Hashinaga-chochouo
Habitat Inshore reefs, bays, and estuaries
Depth To 75 feet
Diet Invertebrates
Size 8 inches
Abundance Common
Distribution Andaman Sea to Okinawa and Australia
Similar species Chelmon marginalis has fewer orange bars

 

Heniochus diphreutes

Koko Head Wall, Oahu, 40 feet

 

Juvenile, Makua, Oahu, 30 feet

Rapture Reef, French Frigate Shoals, 75 feet

Lanai Lookout, Oahu, 40 feet

 PENNANT BUTTERFLYFISH

Japanese name Mure-hatatatedai
Habitat Open water near ledges and walls
Depth 50 to 700 feet
Diet Feeds upon zooplankton high above the reef
Size 7 inches
Abundance Fairly common in areas exposed to strong currents
Distribution Cooler waters of the Indo-Pacific and Red Sea; Hawaii, Japan, Australia, New Zealand, Indonesia, New Guinea, Philippines, Maldives, Mascarenes, South Africa
Notes Forms large aggregations; large scales distinguish it from the Moorish Idol
Similar species Heniochus acuminatus, Zanclus cornutus

 

Heniochus acuminatus 

 Breakers Point, Tutuila, American Samoa, 50 feet

LONGFIN BANNERFISH

Japanese name Hatatatedai
Samoan name Laulaufau-laumea
Habitat Reefs
Depth 15 to 300 feet
Diet Zooplankton and benthic invertebrates
Size 8.5 inches
Abundance Fairly common
Distribution Indo-Pacific from East Africa to the Persian Gulf, Japan and French Polynesia, absent from Hawaii
Notes Forms pairs and remains close to the bottom, may clean parasites from other fishes
Similar species Heniochus diphreutes has a shorter snout and forms aggregations high above the reef; subtropical

 

Heniochus singularius

Waikiki Aquarium

SINGULAR BANNERFISH 

Japanese name Shima-hatatatedai
Habitat Deep lagoons and reef dropoffs
Depth To 130 feet
Diet Coral polyps
Size 12 inches
Abundance Uncommon
Distribution Andaman Sea to Southern Japan and Samoa
Notes A wary species; black scales have light centers, white scales have dark spot and edge
Similar species Heniochus monoceros has yellow on the anal fin, solid black scales, interrupted black bar on face

 

Heniochus monoceros

Moon Beach, Okinawa, 15 feet

MASKED BANNERFISH 

Japanese name Oni-hatatatedai
Habitat Coral reefs and lagoons 
Depth To 130 feet
Diet Coral polyps
Size 12 inches
Abundance Uncommon
Distribution Indo-Pacific, East Africa to Japan and Pitcairn Island, absent from Hawaii
Notes A wary species, less common than H. singularius in the Central Pacific
Similar species Heniochus singularius lacks yellow on the anal fin

 

Heniochus chrysostomus

Faga'alu, Tutuila, American Samoa, 10 feet

 

Wakatobi, Indonesia

Faga'alu, Tutuila, American Samoa, 10 feet

Faga'alu, Tutuila, American Samoa, 10 feet

 PENNANT BANNERFISH

Japanese name Minami-hatatatedai
Habitat Coral reefs
Depth To 130 feet
Diet Coral polyps
Size 7 inches
Abundance Common
Distribution Indo-Pacific from India to Japan and Pitcairn Island, absent from Hawaii
Notes Forms pairs

 

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