Koster sea

    Nämndö Archipelago, in the Baltic Sea, Becomes a Marine National Park

    Nämndö Archipelago, in the Baltic Sea, Becomes a Marine National Park

    The swedish government is proposing to make the Nämdö Archipelago a new national park - the first marine national park in the Baltic Sea.

    Five Breakthroughs for the Ocean in 2024 – That You May Have Missed

    Five Breakthroughs for the Ocean in 2024 – That You May Have Missed

    Over the past year, the fishing quota for herring in the central Baltic Sea has doubled, temperatures have risen, and oxygen levels in the sea have dropped further. Yet, despite these grim reports, several breakthroughs were achieved during the year. Here are five advances for the ocean in 2024 that you might have missed.

    Evolution at Rocket Speed: “Hopeful” (TT)

    Evolution at Rocket Speed: “Hopeful” (TT)

    From big and scared to small and brave - evolution has moved at lightning speed on a small island in the Koster Sea on the West coast of Sweden. The beach snail's rapid adaptation after a forced change of environment amazes researchers. In 30 years, it has changed both its appearance and behavior to survive.

    The west coast of Sweden

    The west coast of Sweden

    On Sweden's west coast lies the Western Sea with Sweden's saltiest water and the largest marine biodiversity. The Western Sea includes both Kattegat, Skagerrak, and the Øresund and is home to species such as mackerel, kelp, octopus, sea stars, corals, dolphins, and a total of 17 species of sharks.

    Sea vomit gets new name

    Sea vomit gets new name

    The invasive species that was previously called havsspya (sea vomit) has been given an official name: filtsjöpung