zostera marina in the sea, reflection of clouds in water, top view. it is seaweed rich in iodine and other beneficial minerals, th

algae alternative are ashore background beach biological black cleaning clouds coast coastal collect common day eelgrass family gland green healing health iodine iodineenriched kamka kelp marina material medicine minerals names natural nature ocean orange organic other pollution raw reflection respiratory salt sandy sea seaweed seawrack shore strand surf therapeutic thyroid top tract treatment typical ukraine underwater view washed waste water waves zostera