date:Jul 25, 2012
The total level was the same for 2011 as for 2010, but the mixing of escaped farmed salmon with wild salmon in the most important rivers is still too high, according to a survey by the Norwegian Institute for Nature Research (NINA), conducted on behalf of the Fisheries Directorate and the Directorate for Nature Management.
The numbers of escaped farmed salmon in autumn 2011 was calculated for a total of 36 rivers with a sample size of at least 20 salmon per river.
Escaped farmed salmon were id