clusters of green algae ulva and enteromorpha in a lake in the lower reaches of the tiligul estuary, ukraine

tiligul estuary ukraine grass kelp sea lettuce green bait weed gutweed chlorophyta ulvales ulva intestinalis enteromorpha alga algae thickets algal flora algobiota algology algosociety aquatic plant chlorophyll cladophora ecology environment eutrophication lake landscape macrophytes marine nature odessa bay oxidation oxygen in water synthesis photosynthesis saltwater seaside seaweed selfpurification of world wildlife