The parasite Kudoa is causing trouble for the fishing industry in the southern hemisphere. By chance, researchers found the scary parasite in coastal cod from the Helgeland coast.

Coral reefs worldwide are experiencing a severe bleaching event, with satellite data indicating extreme heat stress across all oceans, threatening near-complete mortality for many corals.

A gray whale, presumed extinct in the Atlantic for over 200 years, was spotted by the New England Aquarium team south of Nantucket, suggesting climate change effects.

A crab was caught on the ice just offshore in Nome. It had a small invertebrate in the gills of the crab.

Powerful storm surges, coinciding with the monthly astronomical high tide, are flooding low-lying streets in Portland and other coastal communities.

High winds that pushed water high up on south facing shores of the Seward Peninsula cause shoreline erosion on the Chukchi Sea coast of Shishmaref, last week.  

A spill from a pipeline in the Gulf of Mexico has released over 1 million gallons of oil, threatening local wildlife and prompting containment efforts.

An unprecedented outbreak of sea lice in Tálknafjörður has led to the loss, or the need to dispose of, at least one million salmon. “Nobody has seen anything like this before. There is a Norwegian veterinarian who has been working in Iceland because of this and he has never seen anything like this in his 30-year career,” Karl Steinar observed.

El Bosque, a Mexican fishing village with a population of 400 people, is being swallowed by rising sea levels, and experts predict that the entire village could be underwater within a year, leaving residents displaced and without adequate housing alternatives.

David Kuptana, an elder and full-time harvester said ice should be forming around his home on Victoria Island this time of year — but instead, temperatures have been hovering around zero and it's been raining.

Finnish authorities are investigating a gas leak outside of Finland, suspected to be caused by external activity, with both the security police and defense forces involved in the case.

Nearly a million dead fish, including redfish and menhaden, washed ashore in southwest Louisiana due to commercial fishing boats dumping an estimated 850,000 fish from their overfilled nets, sparking calls for stricter limits on the state's commercial menhaden fishery.

Graves at the historic St. Michael cemetery in Alaska are eroding due to increased storms and erosion, prompting an archaeologist to recover exposed remains and coordinate efforts to re-bury them. Tom Wolforth’s prime mission was to appropriately handle the remains and make sure they could be reburied. He has been working closely with the tribe and the municipality to address their concerns. One concern, Martin said, was that these exposed remains could pose a risk of disease, especially if the dead had been buried during the time of the 1918 flu pandemic. But Wolforth assured them that if properly handled this shouldn’t be a problem.

Another attempt to pull free a luxury cruise ship with 206 people that ran aground in the world’s northernmost national park has failed after trying to use the high tide.

A local animal rescue in Northern California warns of a surge in sea lions with a potentially fatal bacterial infection, leptospirosis, and advises dog owners to keep pets away.

Jackie Hildering was astonished by a recent photo depicting an enormous Mola mola submitted to the Marine Education Resource Society citizen science project, which is collecting data on two different species of sunfish along the Pacific Coast.

Heavy rainfall has flooded parts of Massachusetts and Rhode Island, with one city declaring a state of emergency.

The sea lions vary in decomposition. Several had their bones exposed Monday afternoon.

A dead humpback whale calf named Tango was found washed up near Juneau, Alaska, and an investigation is underway to determine if it was struck by a vessel.

The storm brought winds up to 40 mph to communities from Wainwright to Kaktovik, weather officials said. High waves damaged a road in Utqiagvik, affecting around five houses, residents reported.