coral reef

Outcrop of rock in the sea formed by the growth and deposit of stony coral skeletons

A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. Most coral reefs are built from stony corals, whose polyps cluster in groups.

Total views: 197
Updated: 2021-03-20 18:14:08

Fish coral reef

Fish coral reef
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Sharks green hair coral

Sharks green hair coral
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Crabs underwater coral reef

Crabs underwater coral reef
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Palm trees underwater coral

Palm trees underwater coral
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Starfish underwater coral reef

Starfish underwater coral reef
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Coral reef Sea ocean

Coral reef Sea ocean
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Ocean fish clownfish underwater

Ocean fish clownfish underwater
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Fish clownfish coral reef

Fish clownfish coral reef
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Fish clownfish underwater coral

Fish clownfish underwater coral
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Fish clownfish underwater coral

Fish clownfish underwater coral
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Underwater coral reef

Underwater coral reef
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Fish underwater coral reef

Fish underwater coral reef
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Underwater coral reef canoes

Underwater coral reef canoes
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Islands palm trees underwater

Islands palm trees underwater
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National geographic aerial photography

National geographic aerial photography
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Men funny Sharks swimsuits

Men funny Sharks swimsuits
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Coral reef Sea

Coral reef Sea
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Underwater coral reef

Underwater coral reef
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Starfish

Starfish
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Fish underwater tropical coral reef

Fish underwater tropical coral reef
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Islands marshall coral reef

Islands marshall coral reef
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Islands palm trees split-view coral reef Solomon Islands

Islands palm trees split-view coral reef Solomon Islands
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Sea red Egypt underwater southern coral reef

Sea red Egypt underwater southern coral reef
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Islands palm trees split-view coral reef Solomon Islands

Islands palm trees split-view coral reef Solomon Islands
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Islands palm trees split-view coral reef Solomon Islands

Islands palm trees split-view coral reef Solomon Islands
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Dragons static fantasy art coral reef

Dragons static fantasy art coral reef
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Belize coral reef

Belize coral reef
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Coral reef Sudan

Coral reef Sudan
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Fish sealife coral reef

Fish sealife coral reef
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Underwater eels coral reef

Underwater eels coral reef
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Ocean fish underwater coral reef Great Barrier Reef

Ocean fish underwater coral reef Great Barrier Reef
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Atlantis Dolphins palace mermaids seashells josephine wall

Atlantis Dolphins palace mermaids seashells josephine wall
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Sea fans coral coral reef

Sea fans coral coral reef
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Nature fish jellyfish underwater sealife coral reef

Nature fish jellyfish underwater sealife coral reef
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Underwater national geographic coral reef

Underwater national geographic coral reef
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Sea nature ocean underwater coral reef

Sea nature ocean underwater coral reef
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Sea nature ocean underwater oyster coral reef

Sea nature ocean underwater oyster coral reef
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Sea nature ocean underwater coral reef

Sea nature ocean underwater coral reef
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Sea nature Animals water turtles coral reef

Sea nature Animals water turtles coral reef
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Sand Sea Mountains Islands coral reef

Sand Sea Mountains Islands coral reef
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Underwater sealife coral reef

Underwater sealife coral reef
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Fish coral reef

Fish coral reef
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Nature coral reef

Nature coral reef
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Fish underwater sea anemones coral reef

Fish underwater sea anemones coral reef
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Sea underwater coral coral reef

Sea underwater coral coral reef
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Sea summer fish underwater Beaches coral reef

Sea summer fish underwater Beaches coral reef
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Sea summer Beaches coral reef yun

Sea summer Beaches coral reef yun
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Underwater coral reef

Underwater coral reef
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