Submersible cages may still be in their early stages in salmon farming, but United States company Innovasea has been making them for other fish for 20 years.

Canadian fish farming cage and technology supplier InnovaSea Systems has increased its presence in Norway by agreeing to acquire Norwegian company Nortek Akvakultur, which will be combined with InnovaSea’s Realtime Aquaculture unit to form the InnovaSea Instrumentation team.