I have heard of dryer sheets, but not the ziploc trick. Check out this thread from last years discussion on mosquitos. GW recommends a product that I am going to use this year.

http://www.pondboss.com/forums/ubbthreads.php?ubb=showflat&Number=127059&fpart=1

Good morning Dave, I've checked the ships systems, and everything appears to be running normally.