Sea turtle moving over a coral reef in blue ocean. Suitable for projects related to marine life, conservation, underwater photography, oceanography, and educational materials on sea life.
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Free Underwater Background

Discover free underwater background on Pikwizard and bring your projects to life with the serene beauty of the deep sea. Our collection showcases vivid, high-quality underwater scenes perfect for creative designs, presentations, or digital backdrops. Every picture is royalty-free and ready for instant download, so you can explore endless possibilities without limits.

 
Sea Turtle Gliding Over Coral Reef in Blue Ocean
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Underwater empty swimming pool background with copy space
 
Vibrant Koi Fishes in Tranquil Pond
 
Graceful Jellyfish Underwater with Long Tentacles
 
School of Tropical Fish Swimming in Clear Blue Ocean Waters
 
Hawksbill Sea Turtle Gliding Through Coral Reef Underwater
 
Underwater View With Bubbles and Dark Dramatic Scene
 
Ocean Rocks Meeting Clear Turquoise Water on Sunny Day
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ocean underwater rays of light background, under blue water sunlight
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BLUE UNDER WATER SEA - IMAGE
 
Woman Snorkeling in Clear Water with Coral Below
 
Swimming Whale Shark in Clear Blue Ocean
 
Surreal Underwater Scene with Woman and Clock
 
Large School of Tropical Fish Swimming Over a Coral Reef Underwater
 
Underwater School of Fish in Vibrant Coral Reef
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Bubbles under the sea in the crystal clear green sea water. Mediterranean bubbles. Real image very suitable for backgrounds, Rising Bubbles in Deep Underwater, Under with bubble. Great for background.
 
Person Covered in Blue Smoke amidst Rocky Terrain
 
Sea Otter Floating in Blue Ocean Water
 
Close-up of Rippling Blue Water in a Swimming Pool
 
Polar Bear Swimming Underwater in Clear Blue Water
 
Solitary Jellyfish Swimming under Ocean Surface
 
Colorful Fish Swimming Peacefully in Aquarium
 
Yellow Boxfish Swimming Among Colorful Corals
 
Woman Swimming Underwater with Goggles in Blue Pool
 
Sea Turtle Swimming in Clear Ocean Waters
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underwater with sunshine and bubble
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Ocean sea life, Underwater coral reef environment with water surface and the sun, colorful fish shoal on tropical background
 
School of Striped Fish Swimming Underwater in Aquarium
 
Underwater Scene with School of Fish and Seaweed
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Underwater Diving - Tropical Scene With Sea Life In The Reef
 
Person Plunging into Green Water with Sunlight Above
 
Longhorn Cowfish Swimming Among Coral
 
Man Swimming Underwater with Bubbles in Deep Ocean
 
Sea Turtle Swimming Over Coral Reefs in Clear Ocean
 
Underwater Ocean Scene with Bubbles
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abstract water splash on blue background
 
Underwater View of Coral Reef Beneath Rippling Ocean Surface
 
Sea Turtle Swimming Over Colorful Coral Reef in Clear Blue Ocean
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ocean underwater rays of light background, under blue water sunlight
 
Gently floating jellyfish in serene blue ocean
 
Underwater Abstract with Blue Tones and Soft Light
 
Vibrant Koi Fish Swimming in Pond with Water Ripples
 
Single Jellyfish Gliding Under Gentle Sun Rays
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Underwater Scene - Tropical Seabed With Reef And Sunshine
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Underwater Ocean - Blue Abyss With Sunlight - Diving And Scuba Background
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Air bubbles underwater rising to water surface, natural scene, bubbles under water, bubble undersea, sea in crystal clear green water. Real image very suitable for backgrounds, Great for background.
 
School of Dolphins Swimming in Clear Blue Ocean Water
 
Close-Up of Deep Blue Ethereal Ice Layers and Bubbles
 
Sea Turtle Swimming Underwater with Fish in Blue Ocean
 
Underwater Beach Scene with Sandy Seabed and Clear Water
 
Turquoise Ocean Water with Yellow Docking Buoy
 
Crystal Clear Ocean Water with Visible Rocks Below
 
Vibrant Koi Fish Swimming in Pond With Colorful Patterns
 
Penguins Swimming Underwater in Clear Blue Ocean
 
Mesmerizing Jellyfish Floating in Deep Blue Ocean
 
Tranquil Underwater View with Bubbling Surface
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Air bubbles underwater rising to water surface, natural scene, bubbles under water, bubble undersea, sea in crystal clear green water. Real image very suitable for backgrounds, Great for background.
 
Woman in formal attire underwater with breathing bubbles
 
Vibrant Koi Fish Swimming in Clear Water Pond
 
Close-up of Colorful Fish Underwater
 
School of Small Fish Swimming in Clear Blue Ocean
 
Underwater view of empty swimming pool with clear blue water
 
Marine Seal Swimming Underwater with Curious Expression
 
Colorful Tropical Fish Swimming Around Coral Reef in Aquarium
 
Colorful Koi Fish Swimming in Clear Pond
 
Group of Fish Swimming in Clear Turquoise Water
 
Clear Waters with Boats in Distance Under Blue Sky
 
Sunlight Filtered Through Evergreen Branches in Forest
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Sunlight shining ,the surface and under the blue ocean, sea wave , with clean waters in summer time
 
Mysterious Young Man Surrounded by Blue Smoke in Forest
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the picture is underwater 3d render
 
Man Snorkeling in Crystal Clear Tropical Waters
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Underwater Tropical Corals Reef with colorful sea fish. Marine life sea world. Tropical colourful underwater seascape. Coral reef. Underwater diving.
 
Colorful Koi Fish Swimming in Water with Reflections
 
Deep Ocean Scene with Fish and Coral Under Blue Light
 
Beautiful Coral Reef with Vibrant Fish Underwater
 
Large School of Silver Fish Swimming in Dark Blue Ocean
 
Graceful Stingray Gliding Underwater in Sunlit Ocean Depths
 
Underwater Bubbles in Aquatic Blue Ocean
 
Vibrant Koi Fish Swimming in a Pond
 
Sea Turtle Swimming Under Sunlit Ocean Water
 
Clownfish swimming in vibrant underwater environment
 
Tranquil Underwater Scene with Deep Blue Ocean Water
 
Dolphins Swimming Elegantly Underwater
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Diver caught in a beam of light in the underwater cavern at Buford Sink, Chassahowitzka Wildlife Management Area, Florida, Florida
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