alga in hohlerbaechle near schwarzach, drainage canal for fields

wetland marsh pond grass water reflection river grassland lake reservoir swamp prairie meadow tundra bog shore wilderness waterway hohlerbaechle near schwarzach drainage canal for fields rhine overflow algae infestation alga bank rheinmünster rheinniederungskanal culvert stollhofen scheidgraben stream wetlands estuary flood channel drain polder söllingen brook seaweed eukaryotic living beings protists biology microalgae plankton phytoplankton bottom fine delicate nature landscape blue green idyllic environment flora botany spring idyll translated www deepl com/translator free version lga