View of the Sun Voyager sculpture at dusk in the city centre in winter, Reykjavik, Iceland

Marine stingers warning sign on Myall Beach by Cape Tribulation, Queensland, Australia

Marine stingers warning sign on Myall Beach by Cape Tribulation, Queensland, Australia

Bottlenose dolphin (Tursiops truncatus) receives medical care from trainer, Marine mammal research center, Hawaii Institute of Marine Biology, Oahu, Hawaii, United States of America, Pacific

False killer whale (Pseudorca crassidens) with sunscreen Marine Mammal Research Center, Hawaii Institute of Marine Biology, Oahu, Hawaii, United States of America, Pacific

Guam

Reefwalk with Marine Center guide, seestar and coral, near Heron Island, eastern part is part of the Capricornia Cays National Park, Great Barrier Reef Marine Park, UNESCO World Heritage Site, Queensland, Australia

Small square at the seaside promenade in St. John¥s, Newfoundland

Small square at the seaside promenade in St. John¥s, Newfoundland

Cesenatico, at the Adriatic Sea, Adriatic coast, Marine Museum Museo della Marineria at the harbour, Emilia Romagna, Italy, Europe

Kirkwall, the capital of the Orkney Islands, part of the Northern Isles of Scotland.St. Magnus Cathedral in the center of Kirkwall. the cathedral is a splendid example for a romanesque - norman architecture and is famous for the usage of stones of different color (yellow and red) to give a polychrome effect. europe, central europe, northern europe, united kingdom, great britain, scotland, northern isles,orkney islands, June

Jennifer Carroll, oyster hatchery manager and researcher at Center of Marine Biotechnology, Baltimore MD.She is holding a diploid Asian oyster C. ariakensis in the "algae kitchen" in the biosecure laboratory. She is studying reproduction to determine whether to introduce into the bay.

At the Center of Marine Biotechnology, Baltimore MD Yohan Zohar holds a female sponge blue crab and takes a biopsy of embryos. One female can give up to 3 million embryos.

Aerial View Of Ma'alaea Harbor, Whale Watching Charter Boats, Maui Ocean Center Aquarium, Sugar Beach And Sugar Cane Fields In The Background, Maui, Hawaii, United States Of America

Hawaii, Oahu, Pearl Harbor, Aerial view of the USS Arizona Memorial and USS Missouri, WWII battelships.

Detail of the center branching arms of a Crinoid or Feather Star (Lamprometra klunzingeri) open and feeding on plankton at night, Philippines