Chopper Removes Oil Boom From Louisiana Marshes By Michael McIntee | September 6, 2010 LikeTweet EmailPrint More More on Environment Subscribe to Environment Follow this author Helicopter crews remove boom from marshes northwest of Grand Isle, Louisiana on Sept. 4, 2010. The helicopter eliminates the need for ground crews to enter the marshes and retrieve the boom, which could possibly damage the sensitive areas. U.S. Coast Guard video by Petty Officer 2nd Class Etta Smith. Support this story and all the stories from The Uptake. Donate.