On Thu, 13 Jan 2011 21:21:13 -0500, Harryk
wrote:

An ice chest needs a constant supply of fresh ice. A small electric
fridge does not, and some will actually make ice.

Ahh, but the electric 'fridge needs...electricity. There's no free lunch.

You don't have electricity on your boat? Most do these days, and the
price of inverters has dropped down to the pocket change level.