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Green turtle at the water surface

Fishes And Turtle Swimming In Sea

Atlantic Puffin Bird

Calm turquoise sea surrounding tropical islands in the Maldives

Turtle And Tons Of Fish

Magnificent underwater world of the tropical ocean.

Humpback whale playfully swimming in clear blue ocean

Octopus Tentacles with Suction Cups Detail Through Glass

Turtle closeup with school of fish

fish under Thai sea

Starfish

Colorful Weedy Seadragon Fish Oahu Hawaii

Mandarinfish or Mandarin dragonet

Whale shark swimming down into the deep dark ocean with light rays shining on it

Jellyfish

Coco de mer, sea coconut or double coconut (Lodoicea maldivica) is a rare

Dolphins Jumping From The Sea

Sea otter mother protectively holding her baby on stomach while swimming in ocean

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Free Stock Photos of marine biology and Royalty-Free Images

8750 Free marine biology Images, Pictures & Photos for Personal or Commercial Use

Squid in marine biology education FREE Stock Photo, squid, cephalopod, molluscs picture — A squid with a streamlined body displays a mix of reddish-brown and white colors, featuring multiple elongated arms. The image is primarily on a white background.

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Squid in marine biology education

Yellow starfish on light background FREE Stock Photo, starfish, ocean, marine picture — A yellow starfish with a textured surface displays five tapering arms. The object appears on a light background, suggesting a connection to marine environments or educational themes.

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Yellow starfish on light background

Close-up of hippopotamus mouth FREE Stock Photo, hippo, hippopotamus, mouth picture — Inside the mouth of a large aquatic animal, featuring textured pink surfaces and pronounced, rough teeth. The atmosphere suggests a focus on biology or marine life study.

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Close-up of hippopotamus mouth

Marine organism on rocky seabed FREE Stock Photo, sea, life, marine picture — A marine organism rests on a rocky seabed, featuring elongated, wavy blue tentacles and a soft body. The environment includes scattered stones and aquatic vegetation.

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Marine organism on rocky seabed

Marine animal vertebra displayed for anatomical study FREE Stock Photo, marine vertebra, animal anatomy, educational use picture — A large, weathered vertebra from a marine animal, displayed against a neutral background. The bone features distinct textures and openings. Suitable for educational purposes or anatomical studies.

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Marine animal vertebra displayed for anatomical study

Close-up of Bright Green Sea Anemone FREE Stock Photo, sea anemone, marine life, underwater picture — A close-up of a bright green sea anemone with long, wavy tentacles against a dark background. The image conveys a vibrant, underwater atmosphere, suitable for educational purposes.

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Close-up of Bright Green Sea Anemone

Iridescent cuttlefish gliding underwater FREE Stock Photo, cuttlefish, marine life, underwater picture — A vibrant cuttlefish glides through dark water, showcasing textured skin with iridescent colors and patterns, creating a tranquil underwater scene.

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Iridescent cuttlefish gliding underwater

Colorful sea anemone on rocky surface FREE Stock Photo, sea anemone, marine, underwater picture — A large, colorful sea anemone with long, flowing tentacles sits on a rocky surface, surrounded by reddish marine vegetation. The atmosphere suggests underwater exploration and natural beauty.

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Colorful sea anemone on rocky surface

Humpback whale surfacing in ocean with seagulls FREE Stock Photo, whale, humpback, marine life picture — A humpback whale surfaces amidst frothy waves, surrounded by seagulls in flight. The scene conveys a lively ocean atmosphere with splashes of blue and white.

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Humpback whale surfacing in ocean with seagulls

Whale Vertebra Fossil on White Background FREE Stock Photo, whale, vertebra, fossil picture — A single whale vertebra displayed against a white background, showcasing intricate textures and natural coloration. Suitable for educational purposes or marine biology studies.

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Whale Vertebra Fossil on White Background

Close-up of a squid showcasing textures FREE Stock Photo, squid, cephalopod, marine biology picture — A close-up of a squid displays intricate textures and patterns in brown and green hues against a blue background. The image gives an educational feel, highlighting marine life.

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Close-up of a squid showcasing textures

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Soft pink sea anemone with flowing tentacles FREE Stock Photo, sea anemone, marine life, ocean picture — A soft pink sea anemone displays long, flowing tentacles against a dark background, creating a vibrant marine scene. The atmosphere evokes tranquility and curiosity.

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Soft pink sea anemone with flowing tentacles

Close-up of Goniopora Coral FREE Stock Photo, coral, jewel stone, goniopora picture — A close-up of a coral with elongated, white and pale green tentacles, creating a soft wave-like texture. The dark background emphasizes its delicate structure.

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Close-up of Goniopora Coral

Colorful Coral Formations in Underwater Setting FREE Stock Photo, coral, brown, soft picture — Colorful coral formations are displayed in an underwater setting, showcasing textures and intricate details. The environment appears vibrant, suggesting a focus on marine life education or aquarium aesthetics.

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Colorful Coral Formations in Underwater Setting

Greenish-blue fish in a marine environment FREE Stock Photo, fish, greenish-blue, aquatic life picture — A greenish-blue fish with a stout body and speckled texture swims against a white background. The image suggests aquatic life and is suitable for educational or marine-themed purposes.

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Greenish-blue fish in a marine environment

Silhouettes observing glowing jellyfish in aquarium FREE Stock Photo, jellyfish, aquarium, marine life picture — Two silhouettes observe glowing jellyfish swimming in a bluish backdrop. One figure reaches out towards the jellyfish, creating a sense of wonder.

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Silhouettes observing glowing jellyfish in aquarium

Sunlit coral reef teeming with tropical fish in a tranquil ocean FREE Stock Photo, coral, fish, tropical picture — Underwater scene featuring vibrant coral formations and tropical fish, illuminated by sunlight filtering through the water. The atmosphere is serene and natural, ideal for marine education and exploration.

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Sunlit coral reef teeming with tropical fish in a tranquil ocean

Underwater scene with kelp and schools of fish FREE Stock Photo, underwater, kelp, fish picture — Underwater scene featuring sunlight filtering through water, illuminating vibrant yellow kelp and schools of silver fish. The atmosphere feels serene and natural, suitable for education or marine exploration.

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Underwater scene with kelp and schools of fish

Leafy Seadragon among Seaweed FREE Stock Photo, leafy seadragon, marine life, seaweed picture — A leafy seadragon camouflaged among yellow seaweed against a blue background, showcasing delicate textures and vibrant colors. Atmosphere suggests marine life exploration.

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Leafy Seadragon among Seaweed

Pink jellyfish in deep blue water FREE Stock Photo, jellyfish, marine life, aquatic picture — A pink jellyfish floats gracefully in a deep blue aquatic environment. Its long tentacles trail behind, creating a serene and ethereal atmosphere.

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Pink jellyfish in deep blue water

Diverse coral ecosystem with vibrant fish FREE Stock Photo, underwater, marine life, coral picture — Vibrant underwater scene featuring various coral forms in shades of brown, yellow, and purple, with small fish swimming among them. Provides a sense of marine biodiversity.

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Diverse coral ecosystem with vibrant fish

Orca swimming underwater FREE Stock Photo, orca, black and white, underwater picture — An orca swims underwater, displaying a black and white pattern against a blue backdrop. The scene conveys tranquility and fascination, suitable for educational purposes.

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Orca swimming underwater

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Vibrant underwater jellyfish scene FREE Stock Photo, underwater, jellyfish, marine picture — A vibrant underwater scene features multiple jellyfish with orange and yellow hues against a deep blue background, showcasing their flowing tentacles.

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Vibrant underwater jellyfish scene

Colorful marine scene with tube worm and vegetation FREE Stock Photo, marine life, tube worm, underwater picture — A colorful marine scene featuring a tube worm with a spiraling crown, surrounded by underwater vegetation. The turquoise water creates a tranquil atmosphere.

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Colorful marine scene with tube worm and vegetation

Large Aquarium with School of Fish FREE Stock Photo, aquarium, fish, marine life picture — A large aquarium displays a dense school of fish swimming in turquoise water, illuminated from above, creating a tranquil atmosphere. Suitable for educational purposes or marine exhibits.

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Large Aquarium with School of Fish

Vibrant Underwater Scene with Yellow Sea Anemones FREE Stock Photo, sea anemone, yellow anemones, tentacles picture — A vibrant underwater scene featuring yellow sea anemones with long tentacles, surrounded by dark marine foliage. The atmosphere suggests exploration and appreciation of marine life.

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Vibrant Underwater Scene with Yellow Sea Anemones

Dolphins interacting playfully in clear turquoise waters FREE Stock Photo, dolphin, marine mammal, aquatic picture — Two dolphins swim playfully in clear turquoise water, rising above the surface with gentle ripples. The atmosphere suggests a lively and marine environment.

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Dolphins interacting playfully in clear turquoise waters

Clownfish swimming in vibrant anemone habitat FREE Stock Photo, clownfish, anemones, ocean picture — Vibrant underwater scene featuring numerous clownfish swimming around rocky formations and sea anemones against a clear blue background. The atmosphere suggests a calming marine environment.

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Clownfish swimming in vibrant anemone habitat

Dolphin emerging from bright blue water FREE Stock Photo, dolphin, water, ocean picture — A dolphin's head emerges from bright blue water, showcasing rippling reflections and clear details. The scene conveys a sense of playfulness and marine beauty.

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Dolphin emerging from bright blue water

Purple Sea Urchin on Gray Rock FREE Stock Photo, purple sea urchin, spatangus purpuerus, marine biology picture — A purple sea urchin sits on a textured gray rock, displaying its sharp spines. The natural setting suggests a marine environment, evoking curiosity and educational exploration.

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Purple Sea Urchin on Gray Rock

Goldfish gliding through clear aquarium water FREE Stock Photo, goldfish, aquarium, water picture — A goldfish swims among smooth pebbles in an aquarium, with green plants in the background and light filtering through the water. The scene suggests tranquility and relaxation.

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Goldfish gliding through clear aquarium water

Close-up of textured coral formations in dark waters FREE Stock Photo, coral, reef, marine picture — A close-up of textured coral formations in dark waters, showcasing soft, wavy shapes with small, protruding polyps. The atmosphere suggests marine beauty and ecological significance.

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Close-up of textured coral formations in dark waters

Vibrant green anemones in underwater ecosystem FREE Stock Photo, water, wildlife, anemone picture — Vibrant green anemones with long tentacles float in clear water, surrounded by brown and purple rocks. The setting suggests an underwater ecosystem.

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Vibrant green anemones in underwater ecosystem

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Three dolphins swimming above a coral reef FREE Stock Photo, dolphins, coral, reef picture — Three dolphins swim gracefully above a coral reef, surrounded by clear blue water. The scene suggests a serene underwater environment.

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Three dolphins swimming above a coral reef

Colorful tropical fish in vibrant coral reef FREE Stock Photo, fish, coral, ocean picture — Colorful tropical fish swim around coral formations in a vibrant underwater environment. The scene features varying textures and hues, suggesting a peaceful atmosphere.

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Colorful tropical fish in vibrant coral reef

Seahorse under aquatic plant FREE Stock Photo, seahorse, marine, life picture — A seahorse clings to a dark green aquatic plant under clear blue water, showcasing a serene underwater environment. The scene evokes tranquility.

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Seahorse under aquatic plant

Jellyfish gliding through calm blue waters FREE Stock Photo, jellyfish, marine life, orange picture — Two jellyfish swim gracefully against a vivid blue background, showcasing their orange colors and flowing tentacles. The scene evokes a serene atmosphere, suitable for educational and aesthetic purposes.

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Jellyfish gliding through calm blue waters

Graceful jellyfish swimming in soothing blue water FREE Stock Photo, jellyfish, marine life, water picture — Translucent jellyfish swim gracefully against a vibrant blue background, showcasing delicate tentacles and subtle color variations. The atmosphere is calming and mesmerizing, suitable for educational displays.

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Graceful jellyfish swimming in soothing blue water

Orange jellyfish gliding through blue water FREE Stock Photo, jellyfish, orange, marine picture — A vibrant orange jellyfish glides gracefully through blue water, with long, flowing tentacles creating a gentle motion. The scene conveys a tranquil underwater atmosphere.

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Orange jellyfish gliding through blue water

Clownfish in Anemone Underwater FREE Stock Photo, clownfish, underwater, fish picture — An orange fish peers through green anemone tentacles in a vibrant underwater scene, illuminated by soft light. The tranquil setting suggests exploration and marine life education.

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Clownfish in Anemone Underwater

Colorful Coral Polyps Underwater FREE Stock Photo, coral, marine life, underwater picture — Colorful coral polyps are seen underwater, displaying orange and translucent tips with elongated tentacles. The setting suggests a marine ecosystem, evoking curiosity about marine life.

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Colorful Coral Polyps Underwater

Close-up of a vibrant cuttlefish FREE Stock Photo, cuttlefish, cephalopod, marine life picture — A close-up of a cephalopod displaying vibrant pink and white patterns against a dark background. The eye is prominent, suggesting curiosity.

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Close-up of a vibrant cuttlefish

Translucent bubbles in green and turquoise gradient FREE Stock Photo, bubbles, texture, fluidity picture — Translucent bubbles immersed in a gradient of green and turquoise hues create a dynamic, fluid texture. The atmosphere suggests refreshment or tranquility.

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Translucent bubbles in green and turquoise gradient

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