Alaska Sea Grant agent Gay Sheffield from Nome responded to report of a dead bowhead and a dead grey whale northeast of Shishmaref near Cape Espenburg.

Thousands of jellyfish clogged up a cooling system and threatened to suspend production at a power plant in Israel. Video filmed at the Electric Company power plant on Thursday shows the light blue sea creatures being swept down a chute and into a bin. The power plant, based in the coastal city of Ashkelon, about 15 miles north of the Gaza strip, uses seawater to cool its

Portions of Grays Harbor, Kitsap, Pierce and Thurston County currently have shellfish harvest restrictions due to pollution.

Surf Life Saving Queensland said a “whopping” 3,595 people were stung by jellyfish, forcing the closure of popular swimming spots across the northern state. Lifeguards said the invasion was caused by unusually strong north-easterly winds.

The parasite that causes rat lungworm disease is now endemic in the southeastern United States, and it’s expected to spread northward.

Increasing blanket of mucus-like substance in water threatens coral and fishing industry

Major sea lice epidemics have erupted on Atlantic salmon fish farms on Vancouver Island’s west coast over the last three months, according to industry, Fisheries and Oceans Canada and independent reports.

A blob menacing Hawaii is now visible from space. A massive heatwave in the Pacific Ocean is killing off coral. Satellites are capturing the destruction so that scientists can learn how to rebuild the reefs.

Australia has seen an unprecedented number of widespread, catastrophic transformations in response to extreme weather events.

Underwater camera captured ‘a wasteland, covered in brown sediment.’

An incredibly rare octopus invasion may have been caused by recent storms. Storm Ophelia, quickly followed by Storm Brian caused huge waves and storm surges as gusts of up to 80 mph hit the Welsh coast.

King and snow crab populations in the Bering Sea have plummeted ahead of the harvest season, some by 99% compared to previous years.

Swarms of giant jellyfish are floating along the coastline of the Sea of Japan, and the damage they may cause to fisheries is feared to be the worst in more than a decade.

NOAA and NASA satellites measured an average sea-surface temperature of 68.93 degrees Fahrenheit in the Gulf of Maine on Aug. 8, only 0.05 degrees below the all-time record high of 68.98 set in 2012. It is the epicenter of the U.S. lobster fishing industry, an important feeding ground for rare North Atlantic right whales .

Special report: A huge disruption to California's coastal ecosystem is under way after several years of unusually warm ocean conditions and drought.

There was no evidence of physical harm to the eight-legged creatures, but there was still plenty of concern as to why they were all abandoning their regular ocean home.

Scientists analyzed 27 extreme weather events from 2016 and found that global warming was a “significant driver” for most of them. We look at five cases.