duck, waterfowls, waterfowl, drake, mallard, waters, green, bridge, algae,

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Photo credit: © Kiefer / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: algae, algenblte, algenwachstum, anas, anthropogen, berdngung, bridge, drake, duck, duckling, dyer, ecology, eutrophierung, fresh, green, grndeln, kologie, mallard, nhrstoffanreicherung, nhrstoffeintrag, pflanzenwachstum, phytoplankton, pigment, platyrhynchos, pond, stadtteich, staint, stockerpel, veralgung, walkway, water, watercolor, waterfowl, waterfowls, waters