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Giant kelp, Macrocystis pyrifera, in kelp forest
Rockweed: important seaweed in the intertidal habitat along Maine’s rocky coastlines
Closeup underwater shot of brown Sargassum algae floating at surface of shallow tropical sea.
Underwater environment beneath the ocean surface with seaweed and kelp beds.
Seaweed in the ocean creating natural texture abstract image
Ocean sea plants and algae: seaweeds
Velvet horn seaweed, green alga Codium tomentosum close up, underwater in the ocean, Eastern Atlantic, Spain, Galicia
Geirangerfjord near Hellesylt in Norway.  This is seaweed in the Fjord.
Chondrophycus sp., (CERAMIALES, RHODOPHYTA), algae on the rocks in the splash zone on the island of Gozo, Malta
Kelp in the summer ocean at the arctic coast in the fjord at Nuuk the capital in Greenland
Klamath Lake Clos up Shallow Water Cyanobacteria Blue Green Algea
Seasweed on rocks on Durness Beach (Scottish Highlands)
Panorama of the underwater flora. Seaweed close-up in sunlight. Bright abstract sea background.
Underwater environment beneath the ocean surface with seaweed and kelp beds.
Aquatic plant, the hornwort, in the aquarium. Ceratophyllum demersum. Selective Focus
Daytime top view close-up of Seaweed (Fucus Vesiculosus) at the Dutch Wadden (the Wadden Sea, a World Heritage Site) near Termunterzijl {Groningen), shallow DOF
Underwater Freshwater Flora Rivers, Lakes, Pond,  Underwater Flora
Bladderwrack or rockweed on the stony beach at Hvalsey Beach outside Qaqortoq - Julianehåb on a sunny summers day
Yellow seaweed is driven by water. Natural art coastal patterns in shallow water.
Sea weeds green on the ocean floor off the coast of Brittany, France during a beautiful summer day.
(Corallina elongata), red calcareous algae on rocks in the splash zone on the island of Gozo, Malta
Yellow, seaweed on the sandy beach at low tide.
Dense floating curled pondweed potamogeton crispus on pond surface at sunny day, full-frame background.
Close up of bright orange soft coral head pattern underwater, Great Barrier Reef, Queensland.
Closeup underwater shot of brown Sargassum algae floating at surface of shallow tropical sea.
Rockweed, seaweed or bladderwrack in the arctic fjord in the summer in Igaliku in the south western part of Greenland.
Algae on the Swedish west coast, the Southern archipelago
River water in sunny days
Colourful, fresh Bladderwrack seaweed, washed up on Hebridean Island, Scotland. Concept: Health and Nature.  Landscape, Horizontal.  Space for copy.
Brown Algae, Little Rockweed, Ochrophyta. Pelvetiopsis limitata, a small brown algae growing on the rock at Duxbury Reef State Marine Conservation Area in Marin County, California. Tidepool plant.
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