The absolute and relative impacts of gear loss on fish stocks and
on the marine environment remain uncertain and misunderstood
and information on the economic and social impacts is still lacking (Brown and Macfadyen, 2007). Determining the amount of lost
nets, in order to estimate the real effects of ghost fishing on stock levels, and clarifying changes in the ghost fishing function over
time are perhaps the most urgent aspects to study. Technical measures and legislation against ghost fishing should also be developed,
especially on a local scale.