Oceans
- 			 Animals AnimalsLionfish invasion comes to the MediterraneanScientists had thought that the Mediterranean was too cold for lionfish to permanently settle there. But now they’ve found a population of the fish off Cyprus. 
- 			 Oceans OceansCoral bleaching event is longest on recordWidespread coral bleaching continues, in the longest episode, over the largest area to date. 
- 			 Oceans OceansDeep-sea hydrothermal vents more abundant than thoughtEcosystem-supporting hydrothermal vents are much more abundant along the ocean floor than previously thought. 
- 			 Climate ClimateThe ‘super’ El Niño is over, but La Niña loomsThe 2015–2016 El Niño has officially ended while its meteorological sister, La Niña, brews. 
- 			 Ecosystems EcosystemsOcean plankton held hostage by pirate virusesThe most abundant photosynthesizers on Earth stop storing carbon when they catch a virus. By Susan Milius
- 			 Animals AnimalsMaximum size of giant squid remains a mysteryA scientist has come up with a new estimate of the maximum size of giant squid. He says the animals could be as long as two public buses. 
- 			 Animals AnimalsTiny plastics cause big problems for perch, lab study findsResearchers have linked microplastics to feeding behavior changes and development issues in Baltic Sea perch. 
- 			 Environment EnvironmentTiny plastics cause big problems for perchResearchers have linked microplastics to feeding behavior changes and development issues in Baltic Sea perch. 
- 			 Environment EnvironmentDeepwater Horizon oil spill caused months-long ‘dirty blizzard’Pollution from the 2010 Deepwater Horizon oil spill accumulated on the seafloor for months after the leak was patched. 
- 			 Oceans OceansAncient tsunamis reshaped Mars’ landscapeAncient tsunamis generated by meteorite impacts may have reshaped ocean coastlines on Mars. 
- 			 Oceans OceansThe Arctic Ocean is about to get spicierVariations in the saltiness and temperature of seawater of the same density, called spiciness, could increase as the Arctic Ocean warms. 
- 			 Oceans OceansHere’s where 17,000 ocean research buoys ended upA combined look at 35 years’ worth of ocean buoy movements reveals the currents that feed into ocean garbage patches.