15 lb test is a little much.

Theres some good threads in this forum regarding lighter line.

if smallies are all you want, you are going to have a blast.  You are heading to the smallmouth capital of the world, in my humble opinion.

Crankbaits all day long.

Surface baits can be fun during the primetime (early morning and late evening)

Just bring different depth diving crank baits.  Shallow to very deep.
I love the perch pattern.  Can't go wrong there.

Don't forget your polarized glasses, but I doubt I needed to say that.

Have fun.  I'm jealous of the length of your trip.