![]() The Life+ project Baltic Sea Information on the Acoustic Soundscape ( BIAS project) produced soundscape maps in 2016, showing the underwater noise generated by commercial vessels, the major source of human-induced underwater noise in the Baltic Sea. The intensity of sound can readily be measured, but impacts of sound are not well understood in many animal species, making management of underwater noise a complex task. Sound can travel long distances under water and some frequencies can even travel across ocean basins as sound propagates more efficiently in water than in air. construction and operation of offshore facilities, shipping, dredging, geological prospecting, etc. ![]() There are many different sources of underwater noise e.g. Such sounds can have a significant negative impact on animals in a number of ways, from effects on single individuals to potential effects at the population level. Underwater noise from human activities is increasing in the marine environment.
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