Now this may be funny,but yes i have befor on trout lines,all ways seen them run across some lilly pad & bass love them some why not catfish,well i cought a blue on a smash up one befor.I cought it the same day i was on the river,as it was in my boat it jump out & i new it never make it to bank,so i neted it and it ran like crazy in my boatbut a boot stop all that,so bait my line & whent up river,later that night check it there was a 7lber blue.