Fish Farm Escapes May Be Worse Than We Think
A Fish Article from


August 2016

The authors used their recapture probabilities as well as external data on reported numbers of recaptured salmon to estimate the annual number of escapees from Norwegian fish farms.

The authors calculated that an average of one million salmon escaped annually from 2005-2011. This is more than double the mean of 413,000 annual escapees reported by the Norwegian Directorate of Fisheries.

Other scenarios put the estimated escapees at up to 48 times the government numbers.

For more, read Fish Farm Escapes May Be Worse Than We Think.

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