Go back and look at these previous posts.
This is the list of 65 different on-land fish farms comprising some 8100 on-land farms around the world that I have found: http://fishfarmnews.blogspot.ca/2012/01/key-document-34-mostly-on-land-closed.html.
This is a list of more on-land fish farms: http://www.blogger.com/blogger.g?blogID=1880129387856188740#editor/target=post;postID=254807261999628982;onPublishedMenu=allposts;onClosedMenu=allposts;postNum=9;src=postname
These posts also contain the technical papers showing that on-land fish farms make more money than the Norwegian-derivatives do in the ocean with their high environmental cost.
Here is a new, and fair comparison of on-land recirculating system versus in-ocean net-pen. It says on land is cheaper: http://tidescanada.org/wp-content/uploads/files/salmon/workshop-sept-2013/NEWD1-11TrondRostenandBrianVinci.pdf.
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