The Guimaras oil spill , that occurred in the Panay Gulf on August 11 , 2006 , has severely affected the fishing industry . During this spill , considered Philippines ' worst , the oil tanker M/T '' Solar 1 '' sank during a violent storm , spilling some of oil which formed an oil slick that drifted through the strait . This spill followed another one in December 2005 , when a passenger ship ran aground in the strait . It spilled of fuel oil , polluting some of coastline and of virgin mangrove forests
Guimaras oil spill
Guimaras oil spill
Guimaras Strait