178 Bilder zum Thema "eutrophierung" bei ClipDealer

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Die Gewöhnliche Gelbflechte Xanthoria parietina
Pflanzen in einem Fluss
image of waste water pond with scum on top of water.
Eutrophication on water surface, environmental pollution
algae bloom in polluted water
Green algae bloom in the river.
Dutch coast in hot summer, sea covered with blue-green algae
Crow on the beach during the bloom of blue-green algae
Dirty Sewage, sewage system is drained into natural public pond. Ecological catastrophe of destruction of nature. Dirty sewage destroys natural reservoir. Problem of health and clean water protection
Dirty polluted pond with dying water lily plant
flowering algae on a river in the Spreewald
flowering algae on a river in the Spreewald
flowering algae on a river in the Spreewald
blooming green water algae
injecting manure in a pasture
Green algae bloom in the river.
Red Tide in Galapagos Islands, Ecuador
Red and Green algae and seagrass Zostera noltii in the shallow waters of the Tiligul estuary in southern Ukraine
Dirty Sewage, sewage system is drained into natural public pond. Ecological catastrophe of destruction of nature. Dirty sewage destroys natural reservoir. Problem of health and clean water protection
Red Tide in Galapagos Islands, Ecuador
Black sea brackish biotope aquascape, ulva, cladophora thicket grow on coquina stone, laminar wave flow, surface reflection, torn algae in muddy water, storm weather supralittoral zone snorkel
Green algae Lemna and Wolffia covering entire surface of pond water in summer, Ukraine, Odessa
Reeds cast a shadow on a continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine
A continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine
A continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine
A continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine
A pond with floating algae duckweed and lake reed with leaves sticking out of the water, casting shadows on the algae.
The serene landscape depicts a green lake with floating aquatic vegetation from Lemna and Wolffia, surrounded by a variety of trees, shows the beauty of nature and rich ecosystem, a park in Odessa
Closeup of an algal bloom of freshwater suffering from severe eutrophication after a long heat period during summer
flowering algae on a river in the Spreewald
Small waterfall on stones covered with freshwater green algae Enteromorpha sp.
seagull on the beach during the bloom of blue-green algae
Image of wastewater pond with scum on top of water from eutrophication.
Estuary of Dutch river IJssel with small islands and wetlands
Bloom of green algae in a freshwater lake during summer
Green algae bloom in the river.
Reflection of trees in the water of a lake with a continuous layer of floating algae Lemna and Wolffia on the surface, Ukraine
low salinity Black sea biotope aquascape, coquina stone rockpool, torn ulva, cladophora green algae in laminar flow, surface wave reflection, muddy water storm weather, supralittoral zone snorkel
ulva green thicket on sandy bottom, oxygen rich air bubble, low salinity Black sea saltwater biotope, littoral zone muddy murky water snorkel, surface reflection of sun rays in laminar flow wave
Horse chestnut floating in water with on water covered with floating plants in the rich ecosystem of a eutrophic lake in a park in Odessa, Ukraine
A continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine
green water in the lake. water in the swamp. small lake. water with algae. fresh lake.
green water in the lake. water in the swamp. small lake. water with algae. fresh lake.
green water in the lake. water in the swamp. small lake. water with algae. fresh lake.
green water in the lake. water in the swamp. small lake. water with algae. fresh lake.
green water in the lake. water in the swamp. small lake. water with algae. fresh lake.
Black Sea in Odesa, low salinity biotope, chaetomorpha, ulva green algae move in laminar flow, coquina stone rockpool, murky muddy water, surface reflection, torn algal vegetation in storm, shallow dof
A small eutrophic lake covered with flowering algae Lemna and Wolffia floating on the water surface, surrounded by trees and shrubs in a park in Odessa, Ukraine
Green algae Lemna and Wolffia covering entire surface of pond water in summer, Ukraine, Odessa
Aquatic plants floating on the surface of the water duckweed Lemna and Wolffia in a stagnant pond, Ukraine
Aquatic plants floating on the surface of the water duckweed Lemna and Wolffia in a stagnant pond, Ukraine
Reeds cast a shadow on a continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine

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