Manta ray (Manta birostris) feeding on zooplankton by extending its cephalic lobes, Yum Balam Marine Protected Area, Quintana Roo, Mexico, North America

Whale shark (Rhincodon typus) feeding at the surface on zooplankton, mouth open, known as ram feeding, Yum Balam Marine Protected Area, Quintana Roo, Mexico, North America

Eagle rays (Mobula hypostoma) common in this area and often seen feeding on zooplankton in large groups, Yum Balam Marine Protected Area, Quintana Roo, Mexico, North America

Scientist and whale shark (Rhincodon typus) feeding at the surface on zooplankton, mouth open, known as ram feeding, Yum Balam Marine Protected Area, Quintana Roo, Mexico, North America

Manta ray (Manta birostris) feeding on zooplankton by extending its cephalic lobes, Yum Balam Marine Protected Area, Quintana Roo, Mexico, North America

Manta ray (Manta birostris) feeding on zooplankton by extending its cephalic lobes, Quintana Roo, Mexico, North America

Manta ray (Manta birostris) feeding on zooplankton by extending its cephalic lobes, Quintana Roo, Mexico, North America

Snorkeller and whale shark (Rhincodon typus) feeding at the surface on zooplankton, mouth open, known as ram feeding, Yum Balam Marine Reserve, Quintana Roo, Mexico, North America

Krill captured in a bottle! Taken from the site where a Fin Whale (Balaenoptera physalus) was surface feeding in the upper Gulf of California (Sea of Cortez), Mexico.

A tentaculate ctenophore, also known as comb jelly or sea gooseberry (Pleurobrachia sp.), opens its mouth to ingest zooplankton prey during a blackwater dive off the Kona coast, the Big island; Island of Hawaii, Hawaii, United States of America

Scuba divers swim through Pennant Butterflyfish (Heniochus diphreutes) feeding on zooplankton off the backwall of Molokini Crater near Maui Island; Molokini Crater, Maui, Hawaii, United States of America

Gymnosome pteropod (Hydromyles globulosa), a shell-less, planktonic mollusk sometimes called the sea butterfly, Bali, Indonesia

copepod copepod

Pyrosomes, colony hundreds to thousands individuals called zooids, cloned from one egg and bound together, Mirissa, Sri Lanka, Indian Ocean

Zooplankton. Pelagic micro organism that is part of plankton (unidentified species). It lives dragged by the marine currents and it is common to observe it in spring. Marine invertebrates of the Canary Islands.

Zooplankton. Pelagic micro organism that is part of plankton (unidentified species). It lives dragged by the marine currents and it is common to observe it in spring. Marine invertebrates of the Canary Islands.