Boaters in Skolebukta outside Larvik opened their eyes when they were visited by the famous beluga whale. The marine biologist fears the whale's journey could soon be over for good.

A NOAA Ocean Exploration-led team has discovered what appears to be evidence of a large gas seep at a depth of nearly 1.4 miles (2,300 meters) along the Aleutian Trench. The discovery was found in data collected during the Seascape Alaska 1: Aleutians Deepwater Mapping expedition.

However, numerous fishermen say the assessment of a decline in the stock doesn't match what they're seeing on the water, where haddock appear to them to be plentiful.

When the fisherman Lars-Ivar Dale pulled up his net, he suddenly saw a species of fish he had never seen before. Fish scientist is now asking for help.

Researchers at UiT The Arctic University of Norway have found a new volcano at Bjørnøya in the Barents Sea. "Seeing an underwater mud eruption in real time reminds me how 'alive' our planet is," says the expedition leader.

Experts say Thursday's flight wasn't supposed to have gone off without a hitch, and still offers SpaceX valuable data. A space industry analyst explains why it was so significant.

"In our country Afghanistan I have observed that the level of water is decreasing day by day."

It’s only the second time in history that the ocean salmon fishery has been closed in California, and the decision reflects a major decline in fish populations after the state’s driest three-year period on record.

Testing has revealed black algae washing on Waiheke shores is toxic. “Currently the algal bloom on some Waiheke beaches could lead to skin or eye irritation if you are in contact with the water,” said Dr David Sinclair, Te Whatu Ora’s Northern Region medical officer of health.

There are miles of dead fish washing up on the beach. That's not all. Just breathing the air can be harmful.