Advances in technology for off-shore and open ocean finfish aquaculture

: This chapter is a review of existing and new technologies used for sea-based fish farming. The first part is a presentation of the historical development and continues with a discussion of the characteristics and technical limitations of different commonly used fish farm systems. The chapter continues with technical challenges for off-shore and open ocean fish farming and a presentation of advances in technology with a discussion of pros and cons for different systems. Finally, challenges and advances for supporting equipment for off-shore fish farming are presented.