Undersea habitats to change, fragment as human-made sounds drown out their voices: study

Scientists claim to have recorded 'fewer animals singing and calling than in the past' with anthropogenic sounds fragmenting their habitats.

from http://www.firstpost.com/tech/science/undersea-habitats-to-change-fragment-as-human-made-sounds-drown-out-their-voices-study-9273981.html