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Leaf of bladderwort, Utricularia vulgaris, a carnivorous plant at Mud Pond in Sunapee, New Hampshire.
Sea weed and clear water background
Colorful fish swimming in deep blue water aquarium with green water plants, fountain flowing in the fish tank, Relaxation time
Bright mangrove trees with split to see roots below surface.
amazing inhabitants of the microworld under a microscope
Geirangerfjord near Hellesylt in Norway.  This is seaweed in the Fjord.
Seaweed Brown Sargassum drifting on surface of water form floating islands on daytime, underwater view, Red sea, Egypt
Seaweed on seabed in a warm Aegean sea in Greece.
Beautiful landscape with rock and beach in Lyson island, Quang Ngai, Vietnam
Tide pools with sea life
an island paradise in the caribbean sea both on the surface and under the water
Floating sea weed (Codium Fragile)
Half under water and half above technique used; Green Water Spring of Zelenci near Kranjska Gora, Slovenia, Europe. GoPRO 7 + SPLIT dome port.
Zurich, Switzerland, July 14, 2023 Hippuris Vulgaris or common mares tail at the botanical garden
A young tadpole of the grass frog swims through the light shallow water in the pond, Rana temporaria
A rock formation underwater, covered in green algae and having a rough texture. The water is a deep blue and is clear enough to see through. The top of the image shows the water’s surface and the sunlight shining through, creating a beautiful contrast. The background consists of more rocks, adding some depth to the scene. The image has a bokeh effect, with the background being slightly out of focus, drawing attention to the main subject.
Split view in the mangrove with tree above water surface and shoal of juvenile fish underwater, Caribbean sea
The landscape of the beaches of Bali, Pulo Aceh at low tide near dusk with colored reefs and sunset
Detail of small tunicates colonizing a coral reef in Komodo National Park, Indonesia. Tunicates filter organic material from the ocean, improving water quality.
The Mediterranean seagrass (Posidonia oceanica) and the invasive red seaweed (Asparagopsis armata) in La Ciotat (South of France).
Neptune grass or Mediterranean tapeweed (Posidonia oceanica) undersea, Aegean Sea, Greece, Skiathos island, Vasilias beach
Aquatic (fresh water) nematode living in pond water among cyanobacteria. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Snorkeling under water on Bali island, Indonesia
Orange shrimp between green plants in water
Fish in the thickets of seaweed. Broadnosed pipefish (Syngnathus typhle) is a fish of the Syngnathidae family (seahorses and pipefishes)
An underwater scene in Boracay Island, Philippines. The image showcases old coral reef stone formations that resemble boulders with various wavy shapes. The water appears blue, with sunrays penetrating it. Additionally, a black urchin is visible in the frame.
Sunlight Underwater freshwater flora rivers, lakes, pond. Surface.
Lily pads growing on a pond in Interior Alaska.
Split shot of a red mangrove tree over and under sea surface with its roots and a starfish underwater, Caribbean, Belize
Bunte Unterwasserwelt
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