Indeed, privatisation provides an opportunity to protect the environment sustainability, yet several propositions need to be fulfilled. Firstly, to successfully work, the fish in private property fishery should be less mobile, can be kept in an artificial boundary, and have the instinct to return to their place of birth to spawn (Tietenberg & Lewis ….). Secondly, the owners should not overlook the externalities such as from pollution, disease, and the use of antibiotics. For example, Atlantic salmon aquacultures in Canada have impacted humans, salmon itself, and native species. The aquaculture also makes humans vulnerable from antibiotics that being used to keep salmon healthy, while residents in the coastline suffer when their view to the
