GALVESTON, Texas -?? Petty Officer 1st Class Matt Fisher, a marine science technician at Coast Guard Sector Houston -? Galveston, assesses the shoreline on Stewart Beach Sunday, July 11, 2010. State, local and federal officials have increased patrols along the Texas coast in response to reports of tarballs washing ashore. U.S. Coast Guard photo by Petty Officer 2nd Class Prentice Danner.