Cape Fur Seal (Arctocephalus pusillus pusillus) killed by Great White Shark (Carcharodon carcharias) - showing wound with exposed blubber. Seal Island, False Bay, South Africa © Chris & Monique Fallows / OceanwideImages.com
Sea Turtle Researcher documents the nesting behaviour of a Loggerhead Sea Turtle (Caretta caretta). Heron Island, Great Barrier Reef, Queensland, Australia © Gary Bell / OceanwideImages.com
Sea Turtle Researchers and volunteers record the weight of a large Green Sea Turtle (Chelonia mydas). Heron Island, Great Barrier Reef, Queensland, Australia. Found in tropical and warm temperate seas worldwide. Endangered species on IUCN Red list. © Gary Bell / OceanwideImages.com
Sea Turtle Researchers measure and record the carapace of a nesting Green Sea Turtle (Chelonia mydas). Heron Island, Great Barrier Reef, Queensland, Australia. Found in tropical and warm temperate seas worldwide. Endangered species on IUCN Red list. © Gary Bell / OceanwideImages.com
Aerial view of the Heron Island Research Station, which is run and operated by the University of Queensland. Heron Island, Great Barrier Reef, Qld, Australia. © Gary Bell / OceanwideImages.com
Aerial view of the Heron Island Research Station, which is run and operated by the University of Queensland. Heron Island, Great Barrier Reef, Qld, Australia. © Gary Bell / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2013 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2013 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2013 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2013 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2005 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2013 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Volunteers from marine conservation organization REEF count, measure, clean and inspect Red Lionfish (Pterois volitans), an invasive species, caught by divers during a lionfish derby on August 17, 2013 in Palm Beach Shores, Florida, United States. © Michael Patrick O'Neill / OceanwideImages.com
Florida Manatee (Trichechus manatus latirostris), mother and calf equipped with tracking device so researchers can monitor the animals movements. Also known as Sea Cow. Endangered species on IUCN Red List. Three Sisters Spring, Crystal River, Florida, USA © Michael Patrick O'Neill / OceanwideImages.com
Florida Manatee (Trichechus manatus latirostris) mother and calf equipped with tracking device so researchers can monitor the animals movements. Also known as Sea Cow. Endangered species on IUCN Red List. Three Sisters Spring, Crystal River, Florida, USA © Michael Patrick O'Neill / OceanwideImages.com
Scuba Diver with a catch of Lionfish (Pterois volitans), an invasive and poisonous species that has spread throughout the Caribbean and tropical Atlantic and threatens a variety of native marine life. © Michael Patrick O'Neill / OceanwideImages.com
Female Loggerhead Sea Turtle (Caretta caretta), equpped with a pop-up archival tag device to help biologists at conservation organizations to check on mortality rates and clutch frequency. Photo taken off Florida, USA. Endangered species on IUCN Red List. © Michael Patrick O'Neill / OceanwideImages.com
Female Loggerhead Sea Turtle (Caretta caretta), equpped with a pop-up archival tag device to help biologists at conservation organizations to check on mortality rates and clutch frequency. Photo taken off Florida, USA. Endangered species on IUCN Red List. © Michael Patrick O'Neill / OceanwideImages.com
Female Loggerhead Sea Turtle (Caretta caretta), equpped with a pop-up archival tag device to help biologists at conservation organizations to check on mortality rates and clutch frequency. Photo taken off Florida, USA. Endangered species on IUCN Red List. © Michael Patrick O'Neill / OceanwideImages.com
Aerial view of a Blue whale (Balaenoptera musculus) with research boat. Sea of Cortez, Baja California, Mexico. Classified Endangered Species on the IUCN Red List. © Mark Carwardine / OceanwideImages.com
Aerial view of a Blue whale (Balaenoptera musculus) with research boat. Sea of Cortez, Baja California, Mexico Classified Endangered Species on the IUCN Red List. © Mark Carwardine / OceanwideImages.com
Aerial view of a Blue whale (Balaenoptera musculus) with research boat. Sea of Cortez, Baja California, Mexico Classified Endangered Species on the IUCN Red List. © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive calf at the Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Rope scars on tail - animal was tethered by hunters. © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive calf laying with INPA staff member at the Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Classified Vulnerable Species. © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive calf being fed milk from baby's bottle by INPA staff member at Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Vulnerable. © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive calf at the Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Classified Vulnerable Species on the IUCN Red list © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive individual feeding on surface at the Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Vulnerable Species on IUCN Red List. © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive calf at the Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Classified Vulnerable Species on the IUCN Red list © Mark Carwardine / OceanwideImages.com
Amazonian Manatee, or South American Manatee (Trichechus inunguis). Captive calf being fed milk from baby's bottle by INPA staff member at Instituto Nacional de Pesquisas da Amazonas (National Institute for Amazon Research) in Manaus, Brazil. Vulnerable. © Mark Carwardine / OceanwideImages.com
This floating transmitter sends a signal to track this endangered Florida Manatee (Trichechus manatus latirostris) at Three Sisters Spring in Crystal River, Florida, USA. The Florida Manatee is a subspecies of the West Indian Manatee. © David Fleetham / OceanwideImages.com
A National Marine Fisheries Service satelite transmitter can be seen glued to the shell of this Green Sea Turtle (Chelonia mydas). The number 4 has been etched into this individuals shell for identification. © David Fleetham / OceanwideImages.com
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