Oceans
- 			
			
		AnimalsLionfish invasion comes to the Mediterranean
Scientists 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.
 - 			
			
		OceansCoral bleaching event is longest on record
Widespread coral bleaching continues, in the longest episode, over the largest area to date.
 - 			
			
		OceansDeep-sea hydrothermal vents more abundant than thought
Ecosystem-supporting hydrothermal vents are much more abundant along the ocean floor than previously thought.
 - 			
			
		ClimateThe ‘super’ El Niño is over, but La Niña looms
The 2015–2016 El Niño has officially ended while its meteorological sister, La Niña, brews.
 - 			
			
		EcosystemsOcean plankton held hostage by pirate viruses
The most abundant photosynthesizers on Earth stop storing carbon when they catch a virus.
By Susan Milius - 			
			
		AnimalsMaximum size of giant squid remains a mystery
A 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.
 - 			
			
		AnimalsTiny plastics cause big problems for perch, lab study finds
Researchers have linked microplastics to feeding behavior changes and development issues in Baltic Sea perch.
 - 			
			
		EnvironmentTiny plastics cause big problems for perch
Researchers have linked microplastics to feeding behavior changes and development issues in Baltic Sea perch.
 - 			
			
		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.
 - 			
			
		OceansAncient tsunamis reshaped Mars’ landscape
Ancient tsunamis generated by meteorite impacts may have reshaped ocean coastlines on Mars.
 - 			
			
		OceansThe Arctic Ocean is about to get spicier
Variations in the saltiness and temperature of seawater of the same density, called spiciness, could increase as the Arctic Ocean warms.
 - 			
			
		OceansHere’s where 17,000 ocean research buoys ended up
A combined look at 35 years’ worth of ocean buoy movements reveals the currents that feed into ocean garbage patches.