RMW3BXP4–Gutweed / sea lettuce / grass kelp (Ulva intestinalis / Enteromorpha intestinalis) green alga washed on rocky beach RMDDX5R1–Bladder wrack and sea lettuce, exposed by the out going tide RFWHXAFM–Green algae (ulva intestinalis) covering boulder RFFF2X67–Leaf of Sea lettuce on white background RF2HDBYY2–Seaweed flakes in a wooden bowl. Mix of dulse (Palmaria palmata), sea lettuce (Ulva lactuca) and nori. Dried marine algae, rich in natural iodine. RM2DF6AEW–Seaweed in rocky coastline: sea lettuce (Ulva lactuca), Corallina elongata and Rissoella verruculosa. Costa Brava, Girona, Catalonia, Spain. RM2FA5E04–Sea Lettuce Ulva lactuca RFJ1W3FC–Dried algae flakes in wooden bowl. Mix of sea lettuce, wakame and nori. Edible green algae and seaweed. Ulva lactuca, Undaria pinnatifida. RFH33Y8D–Shore crab, Carcinus maenas, walking on sea lettuce, Ulva lactuca, on saltwater tidal flats at low tide of Waddensea, Netherland RFW3GKHC–Stranded green seaweed Sea Lettuce / Ulva lactuca washed ashore on beach and deposited at drift line. Washed up metaphor, stranded concept green algae RMCRR4KX–Sea Lettuce Ulva lactuca RFJRNHMY–Floating sea lettuce in rippling shallow water of sand flat at low tide on Waddensea, Netherlands RF2J9JEN1–Sea Lettuce underwater in the St. Lawrence River in Canada.