The Perry Jayette swim team defeated Grinnell 86-76 in non conference swimming action Tuesday night in Grinnell.    The Perry relays dominated all night with the 200 medley setting the tone early.  ShaleahEwing, Serenity Ewing, Taylor Weiland, Haleigh Kenyon won the event in 2:11.95.  The 200 Freestyle relay also won their event in a time of 2:01.84.  The two Ewings, Haley Vaughn and Kenyon teamed for the title on this relay.  Lourdes Marquez won the 500 free, Shaleah Ewing the 200 IM and 100 butterfly, Vaughn 100 breast, and Kenyon captured the 50 free.