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Phylum
Cnidaria
See
also Stony Corals
Octocorals
HAWAII
Sarcothelia
edmondsoni
Lanai Lookout, Oahu, 40 feet
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Lanai Lookout, Oahu, 40 feet |
Firehouse, Oahu, 20 feet
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Firehouse, Oahu, 20 feet |
Waimea Bay, Oahu, 25 feet
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Kewalo Pipe, Oahu, 50 feet |
Baby Barge, Oahu, 65 feet
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BLUE
SOFT CORAL
| Common on vertical surfaces exposed to surge, especially along the
Kona coast of Hawaii. Color ranges from light blue to purplish
brown. |
Clavularia
sp.
Kaneohe Bay patch reef, Oahu, 30 feet |
BROWN SOFT CORAL
| Uncommon under Bubble Algae and dead coral in Kaneohe Bay and surge
zones of Maui. May be an undescribed species. |
Acabaria bicolor
Phoenix, Midway, 40 feet |
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BICOLOR GORGONIAN
| Uncommon under ledges and in caverns. May reach 3 inches tall
and ranges from white to yellow or red. |
Carijoa riisei
Sharks Cove, Oahu, 45 feet
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Sharks Cove, Oahu, 40 feet |
Sharks Cove, Oahu, 40 feet
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Firehouse, Oahu, 35 feet |
Firehouse, Oahu, 35 feet |
Firehouse, Oahu, 35 feet
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Firehouse, Oahu, 35 feet |
Firehouse, Oahu, 35 feet
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Firehouse, Oahu, 35 feet
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YO-257 Wreck, Waikiki, Oahu, 70 feet |
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SNOWFLAKE
CORAL
| An introduced species that grows on shaded vertical ledges, caverns,
wrecks, and black corals. Its flexible branches may reach 8 inches
or more. |
Family Alcyoniidae
Leather Corals
Sinularia
densa
Blowhole, Oahu, Hawaii, 20 feet
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Blowhole, Oahu, Hawaii, 20 feet |
Blowhole, Oahu, Hawaii, 20 feet
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Hanauma Bay, Oahu, Hawaii, 20 feet |
Blowhole, Oahu, Hawaii, 20 feet |
Blowhole, Oahu, Hawaii, 20 feet
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Blowhole, Oahu, Hawaii, 20 feet |
Blowhole, Oahu, Hawaii, 20 feet
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Blowhole, Oahu, Hawaii, 20 feet |
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DENSE LEATHER CORAL
| Occasional in areas exposed to surge. Appears bluish gray when
tentacles are retracted. Has a rubbery texture. |
INDO-PACIFIC
Sarcophyton spp.
Waikiki Aquarium |
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LEATHER CORAL
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Common on shallow reefs exposed to current.
Forms colonies several feet in diameter. Preyed upon by Egg
Cowries in the Family Ovulidae. |
NORTHEAST PACIFIC
Sea Pens
Ptilosarcus guerneyi
Madrona Point, Vancouver Island, Canada, 60 feet |
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SEA PEN
| Found in soft sediment in deeper water exposed to current.
Alaska to Southern California. |
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