Mapping Cobscook Bay 

The National Oceanic and Atmospheric Administration is looking into the sinking of two fishing boats, which killed five fishermen off eastern Maine this year.A NOAA team will begin surveying the ocean floor in Cobscook Bay near Eastport on Tuesday.The 34-foot urchin dragger Bottom Basher was lost October 20th with three fishermen aboard. In March, two fishermen were killed when another 34-foot dragger, All American, sank.The survey team will use sonar images of the ocean floor to help figure out if there are any submerged objects.