Federal Office - North Sea Warm as Never Before in Spring

Deutschlandfunk

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The North and Baltic Sea have exceptionally high water temperatures this year. The entire North Sea is experiencing the warmest spring since the beginning of the evaluations in 1997.

Welt

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In the North and Baltic Sea, researchers measure record temperatures on the surface of the water in spring. The experts speak of "excellent outliers up". Bathers should be well informed before jumping into the water.

Spiegel

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North and Baltic Sea reach record temperatures. The Federal Office for Maritime and Hydrography speaks of a direct consequence of climate change and warns of changes in the marine environment.

Zeit Online

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For the North Sea, the warmest spring since the beginning of the current evaluations was recorded in 1997. The water of the German part of the Baltic Sea is also warming up.

scinexx.de

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Climate change off our coast: North Sea and German Baltic Sea have again broken heat records in the spring of 2025 – they were as warm as never before from March to May. The temperatures of the North Sea were up to two degrees above the long-term average, in the Baltic Sea by up to one degree, as reported by the Federal Office for Maritime Navigation and Hydrography (BSH). In the Baltic Sea near Kiel, the longest marine heat wave ever observed i…

lister24.no

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Average water surface temperatures in the North Sea and Baltic Sea were unusually high this spring, new data shows. The development could affect marine life.