Whale watching generates significant conservation funding but can disturb cetacean behaviour, communication, and welfare when conducted without adequate guidelines and enforcement.
Whale watching presents a genuine conservation dilemma: the industry generates significant funding and public support for marine conservation while the activity itself can cause the welfare harm it ostensibly seeks to prevent. The key variables are operator behaviour, boat density, cumulative disturbance in high-traffic areas, and the vulnerability of the specific species and behaviour being observed. Well-regulated, low-impact whale watching by responsible operators following science-based guidelines represents a net positive for cetacean conservation — both through funding and through building public support. Poorly regulated watching with multiple vessels, close approaches, and high frequency creates welfare costs through communication disruption, behaviour modification, and chronic disturbance. Tourists choosing operators who follow science-based guidelines make the most welfare-positive choice.