On November 6 , 1986 , Rodney Coronado and David Howitt , activists linked to the Sea Shepherd Conservation Society , sabotaged a whaling station at Hvalfjörd by destroying machinery and computers . They also unbolted the engines ' raw water intakes on two of Iceland 's four whaling ships and sank the vessels , still anchored , in Reykjavik harbour
sank the vessels
1986 Hvalur sinkings
Whaling in Iceland