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Beautiful sea flowers in underwater world with corals
Diadema setosum
Single purple sea urchin in the middle of coral reef tank in an aquarium
Tropical aquarium, tropical waters sea anemone macro close up tentacles underwater
Heterocentrotus mamillatus, commonly known as the slate pencil urchin, red slate pencil urchin, or red pencil urchin, is a species of tropical sea urchin from the Indo-Pacific region
The Red Urchin, blue-spotted urchin; Fire Urchin or False Fire Urchin, Astropyga radiata, is an urchin, with a test (shell) diameter of about 20 cm. It is found in the Indo-Pacific region. Maui Island, Hawaii
Fire worm underwater macro photography Sea life  Scuba diver point of view
Red Pencil Sea Urchin, Big Island Hawaii
A barnacle reaching out to grab some food
3d Animation Sea Anemones in the Color Depths (Depth Of Field)
Heterocentrotus mamillatusn is a species of tropical sea urchin from the Indo-Pacific region.
Rock boring urchin, Echinometra mathaei, nestled in a crevise of a tide pool. The urchin uses it jaws to enlarge the hole as it grows. Ko Olina, Oahu, Hawaii.
Close up of the retracted tentacles of a Red of Soft Coral in the St. Lawrence River.
colorful Anemone flower sea and coral
Sea Urchin, Variable Fire Urchin, Asthenosoma varium, Coral Reef, Lembeh, North Sulawesi, Indonesia, Asia
Sea life  Orange  coral from scuba diver point of view
Underwater marine life, sea urchin Echinometra viridis, commonly called reef urchin, Caribbean sea, Central America
Purple Sea Urchin Close Up Underwater Southeast Alaska
Stylocidaris affinis, also known as pencil urchin or red lance urchin, is a species of sea urchin.
Giant Acorn Barnacle Feeding using Cirri, Balanus nubilus,   Monterey, California; Arthropoda; Crustacea; Thoracica; Balanidae
Diadema setosum
Red lionfish - Pterois volitans
Beautiful underwater scene with sea urchin in aquarium in Dusseldorf, Germany. Tropical scenery.
Fire worm underwater Sea life  Scuba diver point of view
Bearded Fireworm (Hermodice carunculata) Underwater Mediterranean Sea
A feeding Fungiid Coral by night, probably a Fungia granulosa (quite thick septa, alternating long and short). \nFungia, also known as mushroom coral due to the distinctive mushroom-like appearance, is a type of solitary hard corals, meaning they grow individually and do not form colonies like some other coral species.\nTriton Bay, Indonesia \n3°54'2.976 S 134°6'24.192 E at 6m depth
Close-up in the middle of a sea urchin
Red pencil urchin, Heterocentrotus mamillatus, in a brilliant red color typical of specimens near Hawaii.
A beautiful purple and pink hairy squat lobster hides in a crevice on a sponge.
Single starfish on the beach. Diani Beach, Mombasa, Kenya.
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