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close-up sea urchin on rock with blue sea in background. Paracentrotus lividus
Mediterranean purple sea urchin - Sphaerechinus granularis
Sea urchin on a male hand. Shor underwater.
The remains, shell, or exo skeleton of a sea urchin by a coastal rock pool.
Sea urchin Evechinus chloroticus on rock covered with layer of sediment and some vegetation.
Background of Kina Shells with differential focus. The focus is on the top Kina Shell. This photo is in soft focus.
A Long Spined Sea Urchin (Centrostephanus longispinus) in the Mediterranean Sea
Sea Urchin Shell on the Rock
Sea urchin
Purple Sea Urchin Close Up Underwater Southeast Alaska
Spiny black sea urchin (Diadema setosum) grazing on algae in tropical coral reefs. Vital for reef ecosystem balance.
little sea urchin in the rocks
the sea-urchin in the sea
A man holds in his hands a sea urchin with long needles in turquoise water
Sea urchin on wood column
A sea urchin (shellfish) is hiding in a hole at the sand floor during sea water level is low. Natural underwater animal photo. Close-up and selective partial focus at the animal body's part.
Sea urchin washed ashore on the beach in Aruba.
Underwater shot of hand holding sea urchin against sea grass with small fish swimming around
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.
A little sea urching on the beach
Sea Urchin on a male palm
Paracentrotus lividus is a species of sea urchin in the family Parechinidae commonly known as the purple sea urchin. It is the type species of the genus and occurs in the Mediterranean Sea and eastern Atlantic Ocean
A large sea urchin resting on the glass of a big aquarium. The bright coral and sea life blurred in the background
Sea urchin
Tropical sea urchin in aquarium closeup
Close-up of a hand gently holding a red sea urchin against the backdrop of the shimmering Vernazza coastline in Cinque Terre, Italy, with bathers enjoying the clear water during the sunset.
Tubifer Cardinalfish Siphamia tubifer (ex. Siphamia versicolor) occurs in the tropical Indo-West Pacific from the Red Sea south to Madagascar and east through the Maldives, Sri Lanka and India to the Andaman Sea Islands and to Western Australia, north to the Ryukyus andthroughout the Indo-Malayan region to Vanuatu in a depth range from 1 to 100m, usually to 18m depth, max. length 7cm. \nThe species forms small groups with long-spined urchins, but is also found among the spines of Acanthaster planci. Siphamia tubifer feeds on zooplankton and small invertebrates. The species is striped or not depending on the phase. One specimen encountered in this Blue Spotted Sea Urchin Astropyga radiata is clearly striped. \nBlue Spotted Sea Urchin Astropyga radiata occurs in the tropical Indo-Pacific Ocean from the African coast to Australia and to Hawaii in a depth range from 0 to 60m, usually 10 to 30m, max. test diameter 20cm. \nThe species is often found in lagoons and bays where the substrate is sand, shingle or coral rubble. Sometimes many urchins collect together in one locality in dense aggregations. \nLembeh Strait, North Sulawesi, Indonesia \n1°28'47.814 N 125°15'1.26 E at 23m depth
Close-up of a sea urchin held by a girl
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