Sea Urchins

FAMILY CIDARIDAE

ROUGH-SPINED URCHIN
Chondrocidaris gigantea

Makaha Caverns, O'ahu, Hawai'i - June 14, 2008

Makaha Caverns, O'ahu, Hawai'i - November 1, 2008


Makaha Caverns, O'ahu, Hawai'i - February 14, 2009


Makaha Caverns, O'ahu, Hawai'i - September 5, 2009


Makaha Caverns, O'ahu, Hawai'i - September 7, 2009

TEN-LINED URCHIN

ha‘ue‘ue
Eucidaris metularia

Makaha Caverns, O'ahu, Hawai'i - November 1, 2008

Makaha Caverns, O'ahu, Hawai'i - February 14, 2009

Makaha Caverns, O'ahu, Hawai'i - May 9, 2009


Black Rock, O'ahu, Hawai'i - June 27, 2009

THOMAS'S URCHIN
Actinnocidaris thomasi

Makaha Caverns, O'ahu, Hawai'i - May 17, 2008

Shallow LCU, O'ahu, Hawai'i - September 5, 2008

FAMILY DIADEMATIDAE

BLUE-SPOTTED URCHIN
Astropyga radiata



Mahi, 95 ft., O'ahu, Hawai'i - September 5, 2011

BANDED URCHIN

wana
Echinothrix calamaris

Makaha Caverns, O'ahu, Hawai'i - June 14, 2008

Shallow LCU, O'ahu, Hawai'i - September 5, 2008

Turtle Reef, O'ahu, Hawai'i - December 6, 2008

Shallow LCU, O'ahu, Hawai'i - February 7, 2009

Mahi, O'ahu, Hawai'i - February 14, 2009


Makaha Caverns, O'ahu, Hawai'i - February 14, 2009

Makaha Caverns, O'ahu, Hawai'i - May 9, 2009

Land of Oz, O'ahu, Hawai'i - August 20, 2009


Makaha Caverns, O'ahu, Hawai'i - September 5, 2009

FAMILY ECHINOMETRIDAE

ROCK-BORING URCHIN

‘ina kea
Echinometra mathaei


Makaha Caverns, O'ahu, Hawai'i - February 14, 2009

Turtle Reef, O'ahu, Hawai'i - April 10, 2009

Makaha Caverns, O'ahu, Hawai'i - May 9, 2009

Black Rock, O'ahu, Hawai'i - June 27, 2009

Black Rock Arches, O'ahu, Hawai'i - July 10, 2009

NEEDLE-SPINED URCHIN
Echinostrphus aciculatus

Makaha Caverns, O'ahu, Hawai'i - November 1, 2008

Makaha Caverns, O'ahu, Hawai'i - February 7, 2009



Makaha Caverns, O'ahu, Hawai'i - February 14, 2009

Makaha Caverns, O'ahu, Hawai'i - May 9, 2009

RED (SLATE) PENCIL URCHIN

hā‘uke‘uke ‘ula‘ula
Heterocentrotus mammillatus

Turtle Canyon, O'ahu, Hawai'i - September 22, 2007


Makaha Caverns, O'ahu, Hawai'i - May 17, 2008

Makaha Caverns, O'ahu, Hawai'i - July 12, 2008

Makaha Caverns, O'ahu, Hawai'i - August 8, 2008

Makaha Caverns, O'ahu, Hawai'i - August 9, 2008



Makaha Caverns, O'ahu, Hawai'i - November 1, 2008

Makaha Caverns, O'ahu, Hawai'i - May 9, 2008

Makaha Caverns, O'ahu, Hawai'i - September 7, 2008

Turtle Reef, O'ahu, Hawai'i - February 12, 2010

FAMILY TOXOPNEUSTIDAE

PEBBLE COLLECTOR URCHIN

hāwa‘e po‘o hina
Pseudoboletia indiana

Black Rock, O'ahu, Hawai'i - January 1, 2009


Airplane Ledge, O'ahu, Hawai'i - March 14, 2009

Airplane Ledge, O'ahu, Hawai'i - February 12, 2010

Black Rock, O'ahu, Hawai'i - February 20, 2010

COLLECTOR URCHIN

hāwa‘e maoli
Tripneustes gratilla

Mahi, O'ahu, Hawai'i - June 14, 2008

Mahi, O'ahu, Hawai'i - July 12, 2008

Mahi, O'ahu, Hawai'i - August 9, 2008

Makaha Caverns, O'ahu, Hawai'i - November 1, 2008

Mahi, O'ahu, Hawai'i - December 6, 2008

Makaha Caverns, O'ahu, Hawai'i - September 7, 2009