videographer and conservationist, drew wheeler has had many opportunities to witness the power of the ocean firsthand. >> i have seen some very close calls here on the rocks at sharks cove. the thing is about this area on the north shore is when the waves come in, you don't know they're coming until they're there. >> february 5th, 2011. drew and a group of conservationists volunteers are on the shoreline, keeping a look on the waves. >> we're here every saturday to help provide information to the public and protect the marine life area. we watch the fish and watch the people. >> in the wintertime, there are a lot of visitors that come here to see the spectacular waves hitting the rocks with the explosion of white water. it's a common sight to have people taking photos here along the shoreline. >> on this particular day, a