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Protula tubularia
Tropical coral fish
Anthopleura xanthogrammica, or the giant green anemone, is a species of intertidal sea anemone of the family Actiniidae. Other  names for this anemone include green surf anemone, giant green sea anemone, green anemone, giant tidepool anemone, anemone, and rough anemone.  Salt Point State Park, California.
Glaucus atlanticus Forster, 1777
Banded Coral Shrimp
Colorful Coral Reef Teeming with Exotic Fish. Lively and colorful coral reef in a vibrant underwater world. Diverse array of tropical fish swimming freely in their aquatic environment, creating a mesmerizing scene for nature and animal enthusiasts alike.
Diatoms are photosynthesising algae, they have a siliceous skeleton and are found in almost every aquatic environment including fresh and marine waters.
Toyama,Japan - April 6, 2024: Closeup of firefly squid or toyama squid or Luminescent dwarf squid or Sparkling Enope Squid
Close-up of Sailfin tang on the coral reef.
Humphead wrasse (Cheilinus undulatus), also known as the Napoleon fish.
Colorful sea cucumber-like corals.
A Snapper in Maldives
Big Blue Octopus Octopus cyanea  occurs in the tropical Indo-Pacific from eastern Africa to the Hawaiian Islands in a depth range from 0-150m, max. mantle length 22cm with arms to at least 80 cm. \nBig blue octopuses are found living in muddy, sandy, or rocky bottoms, and in seagrass beds. They create lairs or dens in crevices or coral rubbles within coral reefs. These dens aren't used for long term; on average individuals spend up to 35 days in one den. The average lifespan of big blue octopuses is 12 to 15 months.\nThis juvenile specimen was encountered in the Triton Bay, Indonesia \n3°54'41.052 S 134°7'18.204 E at 12m depth
An amazing picture of dumbo octopus under the water
Gannets on Bempton cliffs, Flamborough Head
Atlantic needlefish Strongylura marina is a fish often found in marinas and other saltwater bodies where there is not a strong current.
Sea life, close up, macro   Beautiful multicolored white, purple and orange Nudibranch. Underwater beauty Scuba diver point of view. Underwater photo.
An amazing fish - Moorish Idol - Zanclus cornutus (juvenile). Black water diving in Tulamben, Bali, Indonesia.
Acanthurus sohal
Black Sea, European flounder (Platichthys flesus luscus) floats in the water column
View of the Humphead wrasse (Cheilinus undulatus) at Blue Corner (Ngemelis Island) in Palau -  Micronesia
Beautiful colours of sea nudibranch in the Mediterranean Sea
Lythrypnus dalli, the Blue-banded goby or Catalina Goby is a species of goby native to the eastern Pacific from Monterey Bay (California) to northern Peru, including the Gulf of California.  Actinopterygii, Gobiiformes, Gobiidae.
Close up of a Speckled Klipfish (Clinus venustris) underwater with dark background
Blackspot Sweeper Pempheris oualensis occurs in the tropical Indo-Pacific from the Red Sea to the Line, Marquesan, and Ducie Islands, north to the Ryukyu Islands, south to Lord Howe and Rapa Islands in a depth range from 1-36m, max. length 22cm. \nThe species occurs in clear, shallow lagoon and seaward reefs and is quite common along the reef margin, feeding on benthic and planktonic crustaceans, other small invertebrates and fishes at night. \nBy day, Blackspot Sweeper form aggregations in caves. \nRun Island, Banda Sea, Indonesia \n4°32'56.5548 S 129°40'10.29 E at 13m depth in the early afternoon
Giant Black Sea Bass at California kelp forest reef
Monotomidae, Coleoptera Fossil in Burmese amber of Cenomanian era, 100 million years ago, from the state of Myanmar, extreme macro shot
Surgeonfish in an aquarium
Hexagrammos lagocephalus is a colorful marine fish with the common name rock greenling in the greenling family.
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FMIB 51582 Corymolophus reinahrdii (Lutken), showing luminous bulb Fakmily Ceratiidae Deep sea off greenland.jpeg.jpg
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