| Keywords:
cnidarians, hydrozoans, hydroida, athecata, capitata, velellidae,
blue sea stars, tentacles, gastrozooid, nematocysts, colony, zooxanthellae,
mollusca, molluscs, gastropoda, gastropods, opisthobranchia, nudibranchia,
nudibranchs, cerata, marine biology, predator, macroplankton,
pleuston, surface drifters |