Latest

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Courtship is hard work for male guppies

Being in a tank with female guppies seems to take its toll on the males as they engage in sexual harassment of the females, attempting to mate as many times as possible. This was the finding in a study by Macquarie University in Australia

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Scientists discover reason for high diversity of fishes in lower Congo

A new DNA-based study, led by scientists at the American Museum of Natural History, the City University of New York, and Fordham University, has managed to shed some light on the subject.

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Seagrass found to be beneficial to marine life

Seagrass meadows have the ability to reduce the bacteria that are pathogenic to both people and marine life by 50 percent. In addition, those corals that are found near seagrass meadows exhibit only half of the prevalence of disease.

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The squid with the mismatched eyes—but why?

Also known as the strawberry squid, they live in the mesopelagic or twilight zone of the ocean, some 200 to 1,000 metres below the surface.

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Bacteria may help corals adapt to warmer oceans

Corals harbour a microbiome that consists of microorganisms like bacteria, viruses, fungi and archaea that help them function and thrive.

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Flashlight fish bring own “searchlights” when hunting for prey

The splitfin flashlight fish (Anomalops katoptron) produces its own bioluminescent light using symbiotic bacteria.

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Only thirty vaquitas left in the world!

In light of the dire news, the WWF called for the Mexican government to ban all fisheries within the vaquita's habitat immediately and indefinitely, and to ensure that this regulation was fully enforced.

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Whale breaching as form of communication?

After studying different groups of humpback whales migrating south along the Queensland coast in September and October of 2010 and 2011, University of Queensland marine biologist Ailbhe Kavanagh and her colleagues discovered that the whales were a

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Some algae use chemical compounds to defeat corals

Researchers from Griffith University, in collaboration with experts in reef and chemical ecology, predicted that algae would compete with corals for space on reefs, eventually winning the battle in an environment with increased carbon dioxide.

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Guppies stick together when predators are around

Scientists from the University of Exeter, University of York and University of the West Indies, St Augustine have discovered that Trinidadian guppies (Poecilia reticulata) form stronger relationships if they thought that there are predators

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[update] Sharkwater director Rob Stewart's body found

Stewart is best known for his 2006 documentary Sharkwater in which he examined and exposed the shark-hunting industries of the world and the effect upon the ocean ecosystem.

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The watch standers at Sector Key West Command Center coordinated 27 searches, totaling more than 95 aircraft and surface hours and covering approximately 5,987 square miles – an area larger than the state of Connecticut.

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Inexperience to blame?

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Following the dolphins that follow shrimp trawlers

To find out if such behaviour resulted in any social ramifications, researchers from Savannah State University in the US observed the bottlenose dolphins in the estuarine waterways for three consecutive summers, using photo-identification surveys

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Why Lybia crabs always have two sea anemones in hand

Also known as boxer or pom-pom crabs, the small Lybia crabs are always carrying a pair of sea anemones in their front claws.

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Using DNA to identify fish in the sea

This technology involves the use of environmental DNA metabarcoding, a method which identifies fish species by collecting and analysing the DNA released by fish in the seawater (called environmental DNA or eDNA).

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Underwater prey also easy target for archerfish

This was what the scientists at the University of Bayreuth in Germany discovered when they observed the behaviour of some wild-caught fish recently.

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Aquatic drones used to track whale shark movements

For the first time, wave-powered drones have been used to provide live tracking of whale sharks.

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