Growth of mollusk harvest in Chile Mussels (Mytilus chilensis) 185.8 thousands tons of mussels were harvested until august this year, that means 90 % more than last year. 99% of it was taken from Puerto Montt region. Scallops (Agopecten purpuratus) Until August 2007 it was accumulated 11,3 thousands tons of harvested product, that is to say 12% less than last year. This resource comes mainly from Atacama & La Serena regions. Source: