9 Bilder zum Thema "limnologie" bei ClipDealer

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Measuring water quality
Aquatic plants growing in the Andean lagoon reef, with clear weather.
A chaotic tangle of lily pads grows wild in a shallow pond on Cape Cod, Massachusetts. Ponds and lakes cover about 2% of the planet's surface but contain most of the world's freshwater.
Very frequent representatives in the local dredging lakes.
River near Puyuhuapi Carretera Austral
Measuring water quality
Cyclops
Measuring water quality
Aquatic plants growing in the Andean lagoon reef, with clear weather.

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