Marine biologists expand Hawaiian fish pen programme

An aquaculture company located on Hawai’i the Big Island has announced plans to expand its kampachi fish pen programme.

Kampachi fish is popular with sushi lovers.

Kampachi fish is popular with sushi lovers. Image by T. Tseng / CC BY 2.0

The company says the programme, which uses 40ft floating cages to raise kampachi fish (closely related to yellowtail) for consumption, has proven successful in early tests and is more ecologically friendly. Modern fish farms rely on facilities close to shore, but supporters of the kampachi fish pens say the programme taps into the natural benefits of open water. Critics maintain there are inherent problems with pollution and escaping fish, though the company behind the pens maintains their innovative pens solve those problems.

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