Home > Invertebrates > Sea Urchins > Tripneustes gratilla

Updated 9/26/2013

Family Toxopneustidae

INDO-PACIFIC / HAWAII

Tripneustes gratilla

Puako, Hawaii, 30 feet

 

Ft. Kamehameha, Oahu, 4 feet

Sharks Cove, Oahu, 40 feet

 

Lanai Lookout, Oahu, 25 feet

 

Hanauma Bay, Oahu, 35 feet

Sea Cave, Oahu, 60 feet

 

Honokohau, Hawaii, 10 feet

Honokohau, Hawaii, 10 feet

 

Kewalo Pipe, Oahu, 60 feet

 

Triggerfish predation, Wailea, Maui, 80 feet

Ke Iki Beach, Oahu, 20 feet

 



Puako, Hawaii, 6 feet
   

COLLECTOR URCHIN    HAWAE

Common on reefs & rubble.  Spines range from white to black.  Decorates itself with anything available.  Gonads are edible.  Attains diameter of 5 inches.  Bred in Hawaii labs then released for alien algae control.  Red Sea to Japan, Hawaii, and Easter Island.