Home > Invertebrates > Sea Urchins > Echinostrephus aciculatus

Updated 8/14/2016

Family Echinometridae

WEST PACIFIC / HAWAII

Echinostrephus aciculatus

Kaena Point, O'ahu, 50 feet

 

Keoki's Ledge, Midway Atoll, 30 feet

Kahe Point, O'ahu, 25 feet

 

Waimea Bay, O'ahu, 30 feet

Sharks Cove, O'ahu, 30 feet

 

Makapu'u, O'ahu, 20 feet

 

Makapu'u, O'ahu, 20 feet

 

Pupukea Firehouse, O'ahu, 20 feet

NEEDLE-SPINED URCHIN

Common in crevices at scuba depths.  Ranges from purple to black.  Spines are thin and sharp.  Overall diameter of 3 inches.  Philippines to Japan, Hawai'i, and Easter Island.