Articles on marine species

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Smooth cordgrass, which is native to the Americas, was introduced to China in 1979 with repercussions for biodiversity and ecosystems. Once established, invasive species proliferate and spread to other regions like an advancing wave that is difficult to stop. (AP Photo/Gerald Herbert)

Climate change is making it easier for invasive species to succeed

More common extreme weather events can create opportunities for invasive species to spread.
In the last two decades, as a result of climate-driven sea warming, almost half of commercially relevant fish in the Mediterranean have been deserting their original habitats in their quest for higher latitudes, depths and cooler waters. KinoMasterskaya / Shutterstock

What fish redistribution in the Mediterranean is telling us about species’ climate resilience

The Mediterranean is one of the world’s most vulnerable ecosystems. A scientific study on shifting distribution dynamics examines how its fish species contend with sea warming.
The habitats used throughout the halibut’s life and the movements between them are difficult to characterize. (Charlotte Gauthier)

How do halibut migrate? Clues are in their ear bones

Atlantic halibut are making a strong comeback in the Gulf of St. Lawrence. But how do we know where the fish move throughout their lives?
The sound of the marine environment has been underestimated, mainly because it is not audible to the human ear. (Shutterstock)

The ocean is not a quiet place

The ocean is often considered a silent universe. But many recent studies highlight the importance of the soundscape for many marine species, both large and small.

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