Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
The textures of aquatic plan growth in an outdoor pond.
mosquito fern
Cerkezkoy-Tekirdag Wastewater Treatment Plant, a project consisting of advanced filtration and disinfection plant, warehouses and pumping stations with advanced treatment technology.
Green algae on the rocks at low tide. Seaweed in the sea.
A variety of reef-building corals thrive on a shallow coral reef in Raja Ampat, Indonesia. This region supports the greatest marine biodiversity on the planet and is a popular amongst scuba divers.
Geirangerfjord near Hellesylt in Norway.  This is seaweed in the Fjord.
Macro shot of bright cyan-colored crystals contrasting with a dark rocky terrain.
A long stringy kelp, Desmarestia aculeata or \
Amano shrimp (Caridina Multidentata) sits on the big root in aquarium aquascape. Close-up shot.
Aerial view of various plants growing along riverbanks in wetland
Grandcamp-Maisy, France - July 03, 2008: Unidentified farmer works at oyster farm at low tide in Grandcamp-Maisy, France.
background photo of algae and aquatic plants seen in clear water. The colored shapes formed in the water are viewed from the upper angle. Shot with a full-frame camera in daylight.
The lake or river bloomed and small green algae and ooze multiplied in it. The concept of a natural disaster and the release of harmful substances into the water and ecosystem disturbance
Green Algae Goo Sludge on Pond Surface Detail - Detail of organic material with vibrant green colors.
Aerial view Great Barrier Reef from sky out of air plane in Australia
An underwater scene featuring a stone (Ancient Coral Formation) in clear blue water. The stone showcases  yellow algae on its surface. The water's transparency allows for a clear view of the stone and the intricate details of the algae growth. The photograph provides a straightforward depiction of the stone's presence within the aquatic environment, highlighting the natural occurrence of algae in underwater habitats. The combination of the stone, yellow algae, and clear blue water creates a visually interesting tableau, showcasing the simplicity and beauty found beneath the water's surface.
Seagrass with fish underwater sea and blue sky with cloud, split view over and under water surface, Mediterranean sea
Aerial view of the Blue Eye, natural spring in the Albanian mountains with various footpaths
Green algae on the seabed (Ulva, Enteromorpha, Cladophora). Underwater landscape, Black Sea
Aerial photo of purification tanks of modern wastewater treatment plant
Beautiful Oshino Hakkai and Mt. Fuji
View of the reef on a low tide with the stunning sea life at 'Praia do Boldró' beach in the archipelago of Fernando De Noronha - Brazil
cardinal neon fish in the aquarium. On green
A close-up of an Thyme plant in full frame.
a spring scene with cherry blossoms in bloom
Aerial overhead drone view of Scolpaig Tower, a Georgian folly on the Outer Hebridean island of North Uist on the northwest coast of Scotland. Built around 1830 in the middle of Loch Scolpaig. The abandoned monument stands on an exposed area of North Atlantic coastline.
Amazon sword plant (Echinodorus amazonicus) on a fish tank
Karlsruhe. Summer Landscape.
Freshwater aquarium, swim fish barbs, Tetra. Aquascaping. Banner. Blurred background
Drone view abstract of algae moss in a abandoned shrimp lake - Cam Ranh district, Khanh Hoa province, central Vietnam
Free Images: "bestof:Naturalis Biodiversity Center - L.4138622 - Phormidium lividum Nägeli - Algae - Plant type specimen.jpeg Author artwork Author publication Basis of record"
Terms of Use   Search of the Day