Goedjn wrote:

Red Pine, painted with hull-paint, ought to hold up as well
as any other common species.

Hull-paint? You mean a marine topsides paint? A bit expensive, no?

By the way, the arsenic in the
wood is a non-issue for casual human contact. Decades of
immersion might leach enough out to have a detectable effect
on the lakes ecosystem.

Hey, buddy, I'm just going to pee a little bit in your pool...mind if I
come over tomorrow?

R