biologically significant biologically significantan action or activity that affects an animal’s ability to grow, survive, or reproduce. Related Articles: Commercial Vessel TrafficTutorial: Commercial Vessel TrafficPotential effects of sound on marine mammalsMasking in FishesHearing Loss in MammalsTutorial: Mammals – Hearing lossPopulation Consequences of Disturbance Chris Knowlton2017-02-26T20:09:57-05:00