farm tuna 2017 - ibo.org · fish in a pen 15 - 20 m/s sales 42 million profit 10 million 270 tonnes...
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2 000 fish in a pen
15 - 20 m/s
Sales 42 million
Profit 10 million
270 tonnes of bluefin tuna
sold for 8.05 million USDFarm Tuna
30 metres
10 metres
70 metres
10 metres
Bluefin tuna are farmed in a cylindrical pen
Farm grown is ½ the price of wild
Diagrams not to scale
7 kg feed for every
1 kg of Tuna
30% of feed
replaced with pellets
Farm grown
Wild
Average length 1.2 metres
Infographic on bluefin tuna farms in Japan
Japan consumes 80% of bluefin tuna
36 000 tonnes annually
Average weight
? fish in a pen
Swim speed
2017
70 kg
� USD