RFMDHE4N–This pair of venomous long-spined urchins (Diadema paucispinum) perched on a reef was photographed while scuba diving along the Kona Coast
RFFB24DC–Close up of a long spined urchin with white spines (Diadema antillarum), underwater in the Caribbean sea, natural scene, Central America, Costa Rica
RFAW9PDM–Long spined urchin Diadema antilarum
RM2CDWFA4–Long-spined urchin
RMG35YM6–Corals and Long-spined Urchin, Diadema antillarum, along Fort Jefferson in Dry Tortugas National Park, Florida, USA
RMJ242B1–Goldentail moray eel hides behind the protection of a long-spined urchin.
RM2HE1AXX–Diadema setosum, the black long spined urchin, on the ocean floor in the red sea near Hurghada, Egypt.
RFG276J5–Black Longspine Urchin, Long-spine sea urchin (Diadema setosum) Red sea, Egypt, Africa
RFW2BG0N–A lone Long-Spined Urchin has found the safety of a crevice in the beautiful coral reefs and blue waters of the Caribbean off the island of Grenada.
RF2P39NYA–Black long spine urchin at coral reef. Diadema setosum is a species of long-spined sea urchin belonging to the family Diadematidae.
RMBG74DC–Double spined sea urchin, or banded long spine Sea Urchin, Echinothrix calamaris,Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RMW40XE9–Longspine Heart Urchin, Maretia planulata. Also known as Hearth Heart Urchin. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RF2WNKK9K–Porcupine Sea Urchin (Diadema setosum)
RMPK9TXT–Longspine Heart Urchin, Maretia planulata. Also known as Hearth Heart Urchin. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RF2WNKN0J–Porcupine Sea Urchin (Diadema setosum)
RM2G6K7WB–Stinging Sea Urchin, Echinothrix calamaris. Also called Banded Sea Urchin and Double Spined Urchin. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RMBJGHT6–Long spined sea urchin Diadema savignyi black with light blue lines long spin longspined long-spined wildlife under water sealif
RMJRG5M7–Stinging Sea Urchin, Echinothrix calamaris. Also called Banded Sea Urchin and Double Spined Urchin. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RMKME1P9–Hatpin sea urchin hidding between corals
RFFB24DE–Blue lines of a long spined urchin viewed from above, underwater on the seabed of the Caribbean sea, Costa Rica, Central America
RFAWATAH–Long spined urchin Diadema antilarum
RFW4B1HP–Underwater two long spined sea urchins, Diadema antillarum, on the seabed in the Caribbean sea
RMG35YXG–Long-spined Urchin, Diadema antillarum, just outside moat wall at Fort Jefferson in Dry Tortugas National Park, Florida, USA
RFE6GGXF–Long spined sea urchin underwater in the mangrove, Caribbean, Panama
RMDKXXYJ–Juvenile Long-Spined Sea Urchin, Diadema setosum, shelters among the papillae of a Pineapple Sea Cucumber, Thelenota ananas.
RFFB24DB–Long spined sea urchin underwater on the seafloor, Caribbean sea, Central America
RMBWF9RE–Long spined sea urchin, Diadema savignyi. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RMC4K9EH–coral featherduster worm long spined sea urchin
RFR6R012–Black Longspine Urchin, Long-spine sea urchin (Diadema setosum) Red sea, Egypt, Africa
RF2H72GM5–A Long Spined Sea Urchin (Diadema antillarum) in the Red Sea, Egypt
RMKME1R6–Hatpin sea urchin hidding between corals
RF2GK69C1–A Long Spined Sea Urchin (Centrostephanus longispinus) in the Mediterranean Sea
RFAWA17K–Long spined urchin Diadema antilarum
RMKME23F–Long-spined heart urchin on a rock
RMHJK8RB–Long-spined sea urchin, Diadema paucispinum, Sharm el Sheikh, Red Sea, Egypt
RFEJDX87–Close up of Long Spined Sea Urchin, St. Lucia.
RMFAB2RA–Long-spined sea urchin, Diadema paucispinum, Diadematidae., Sharm el Sheikh, Red Sea, Egypt
RFFB24DG–Macro view of a long spined sea urchin, Diadema antillarum, underwater in the Caribbean sea, Central America
RFT34PB5–Long spined sea urchin [Astropyga radiata]. North Sulawesi, Indonesia.
RFE2N23H–Underwater seabed with long spined sea urchin in the Caribbean sea
RFHPBGE5–A long-spined sea urchin (Diadema setsosum) exhibiting red/blue bioluminescence. Its venom-filled spines can inflict painful stings. Egyptian Red Sea.
RFEC14N9–Long spined sea urchins underwater on seabed of the Caribbean sea
RMBPHXNW–Longspine sea urchin, Lembeh Strait, Sulawesi, Indonesia.
RMTWNAG5–Magnificent Sea Urchin, Astropyga magnifica, appears to be a juvenile. Tulamben, Bali, Indonesia. Bali Sea, Indian Ocean
RM2H458PA–The long thorny spines of the rough-spined urchin, Chondrocidaris gigantea, and its shell, known as the test, are what are left on the reef after it d
RMKME250–Detail of a blue-spotted sea urchin
RF2FA4620–Black long spined sea urchin close up sitting among coral with blue water background.
RMKME21B–Detail of a blue-spotted sea urchin
RFBJAFFG–Long spined urchin in the Gulf of Mexico.
RMKME1X0–Detail of a blue-spotted sea urchin
RMAKB0D3–Long-spined urchin in the Gulf of Mexico, off Texas
RME3ED08–Arrow crab on rock with red spong and black long-spined sea-urchin, Tenerife
RFH8WA6B–Long spined sea urchin [Astropyga radiata]. Lembeh Strait, Sulawesi, Indonesia.
RFHMNK57–A long-spined sea urchin (Diadema setsosum) with its impressive 'golf ball' periprocal cone visible in the middle of the image. Egyptian Red Sea.
RFH8WA69–Long spined sea urchin [Astropyga radiata]. Lembeh Strait, Sulawesi, Indonesia.
RF2JJ4W5H–Black sea urchin in the coral rocks close-up shot.
RF2DE2CAC–Banggai cardinalfish [Pterapogon kauderni] with a Long-spined Sea Urchin [Astropya radiata]. Lembeh Strait, North Sulawesi, Indonesia.
RMTC6AP1–A black spiney sea urchin at London Zoo Aquarium, ZSL London Zoo, London, UK
RF2DE2CA7–Banggai cardinalfish [Pterapogon kauderni] with a Long-spined Sea Urchin [Astropya radiata]. Lembeh Strait, North Sulawesi, Indonesia.
RFW2CX7B–Close-up macro photograph taken underwater of Diadema sp. generally known as Sea Urchin with its long spines. Belongs to family Diadematidae
RFT4MY33–Emperor red snapper [Lutjanus sebae] juvenile sheltering in the spines of a Fire urchin, Red urchin [Astropyga radiata]. North Sualewesi, Indonesia.
RF2GEEWCF–Common Long Spined Sea Urchin, (Diadema antillarum) underwater, Marine life
RFHPK132–A long-spined sea urchin (Diadema setsosum). Its venom-filled spines can inflict painful stings. The central red/blue peristome is visible. Red Sea.
RM2H30BB9–The long thorny spines of the rough-spined urchin, Chondrocidaris gigantea, are often covered in algae and other growth to aid in camouflage, Hawaii.
RF2FA462T–Abstract conceptual close up of blue black spiny sea urchin design and color.
RF2BADT71–Long Spines Of Sea Urchin (Diadema Setosum) Hiden In The Rocks And Sand. Seabed Near Coral Reef In Shallow Water. Dangerous Underwater Animal With Bla
RF2GBGP6J–underwater background view of long-spined sea urchin (diadema savignyi)
RMKME1YC–Detail of a blue-spotted sea urchin
RMARR93A–Marine life in the Gulf of Mexico long spined urchin
RMKME1RW–Blue-spotted sea urchin displaying its vibrant colors
RF2JJ4W5C–Black sea urchin in the coral rocks close-up shot.
RMKME236–Blue-spotted sea urchin on the sea floor
RMTC6AW1–A black spiney sea urchin at London Zoo Aquarium, ZSL London Zoo, London, UK
RMKME1MH–Blue-spotted sea urchin displaying its colors on the ocean floor
RM2BNE97M–Flamboyant cuttlefish (Metasepia pfefferi) walking across the sand past a Long spined sea urching (Astropyga radiata) Lembeh Strait, Sulawesi, Indone
RF2GEEWAD–Common Long Spined Sea Urchin, (Diadema antillarum) underwater, Marine life
RMHT40YM–Black long spined sea urchins (diadema species) with black and white striped fish hiding between them
RM2H4587M–The long thorny spines of the rough-spined urchin, Chondrocidaris gigantea, are often covered in algae and other growth to aid in camouflage, Hawaii.
RF2FA464H–Design in top of blue black sea urchin underwater with spikes and neon colors.
RF2BHH863–Long Spines Of Sea Urchin (Diadema Setosum) Hiden In The Rocks And Sand. Seabed Near Coral Reef, Clear Turquoise Shallow Water. Dangerous Underwater A
RFJ2T8A9–Honeycomb or Cushion starfish [Pentaceraster alveolatus] and Diadem urchins [Echinothrix diadema]. Malapascua Island, Philippines.