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Sunlight illuminates healthy sea grasses and the sandy bottom on a drift dive down Rainbow River south of Rainbow Springs State Park, Dunnellon, Florida
Sea weed and clear water background
Fascinating patterns created by giant kelp, said to be mermaid's hair, along the coast of the city of Bluff at the southermost point of the Southern Isalnd of New Zealand
A view point from a scuba diver looking up towards the surface of the water as they come up, chasing the air bubbles as they breath out.
Seagrass with fish underwater sea and blue sky with cloud, split view over and under water surface, Mediterranean sea
A seagrass bed grows on a shallow sand flat that is often affected by currents and ocean waves. Seagrass meadows offer habitat for many juvenile reef fish and invertebrates.
A long stringy kelp, Desmarestia aculeata or \
An image of several large rocks covered in thick green sea grass at low tide.
Floating sea weed (Codium Fragile)
Image made in Zakynthos.
Underwater environment beneath the ocean surface with seaweed and kelp beds.
Common seadragon or weedy seadragon is a marine fish related to the seahorse. Adult common seadragons are a reddish color, with yellow and purple markings. Some have small leaf-like appendages that look like kelp. This provides protection from any enemy. They are related to the seahorse. This image was shot with a Nikon D3s camera and with a Tamron 16 - 300mm lens.
A large fish swims between tall kelp just off Catalina Island
Dense thickets of green marine grass Posidonia, on blue water background. Green seagrass Mediterranean Tapeweed or Neptune Grass (Posidonia). Mediterranean underwater seascape. Mediterranean Sea, Cyprus
Sea grass Scuba diving. Beautiful sea life, Underwater scene Sea grass bottom. Beautiful blue sea and scuba diver air bubble in background with copy space.
Brown stalked kelp Ecklonia radiata growing in light filled waters close to surface.
Leafy Seadragon, Phycodurus eques, from  Western Australia.
Coastline and kelp algae seaweeds in the ocean, split view over and under water surface, Eastern Atlantic, Spain, Galicia, Pontevedra province
Masses of kelp, a kind of giant seaweed, in the ocean, brightly lit.
A vast expanse of sea grass near South Bimini, Bahamas
Underwater.
Close up of plastic pack drifts with scraps of Seaweed Brown Sargassum on surface of water form floats islands of algae and plastic debris, on daytime in sunlight, Red sea, Egypt
Sea weeds green on the ocean floor off the coast of Brittany, France during a beautiful summer day.
Ocean seaweed at Playa Del Carmen Quintana Roo, Mexico beach with waves on the background.
Geirangerfjord near Hellesylt in Norway.  This is seaweed in the Fjord.
Sunlight Underwater freshwater flora rivers, lakes, pond. Surface.
A large colony of seaweed in clear sea water, Devon UK
Floats allowing brown sargassum algae to float in shallow sandy sea on sunny day
Cala Fosca In Costa Brava. Catalonian best beaches with magnificent fauna and flora.
Free Images: "bestof:Kelp Blenny, Gibbosia evides Jordan & Gilbert San Diego.jpeg Kelp Blenny Gibbosia evides Jordan Gilbert San Diego Subject Blenniidae Tag Fish 1907 Cite book"
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