40 reactions | Tony Amos calls this the "Blue Tide" season when creatures of the blue plankton variety wash ashore. Keep a look out for Portuguese man-o-war (Physalia physalis), blue buttons (Porpita porpita), and by-the-wind sailors (Velella). Here a Blue Dragon nudibranch (Glaucus atlanticus) is feeding on a Portuguese man-o-war in our Marine Science Education Center. | University of Texas Marine Science Institute | Facebook

4.4K views · 171 reactions | Glaucus atlanticus is a species of small, blue sea slug, a pelagic aeolid nudibranch, a shell-less gastropod mollusk in the family Glaucidae  || @jacintashackleton #deepsea #seacreatures #creatures #oceans #videostar https://instagram.com/jacintashackleton?igshid=1v2yzhxojddcn | 800down | Facebook

7.2K views · 297 reactions | Meet the Glaucus atlanticus This is a species of small, blue sea slug, a pelagic aeolid nudibranch, a shell-less gastropod mollusk in the family Glaucidae. These sea slugs are pelagic; they float upside down by using the surface tension of the water to stay up, where they are carried along by the winds and ocean currents Aloha! www.oceandefenderadventures.com | OCEAN DEFENDER - Hawaii | Facebook