Kate Bosworth -- See Beyond the Bikini

5/1/2007 1:32 PM PDT BY TMZ STAFF
Kate Bosworth in a bikini. Good morning, Hawaii!

Miss B is hangin' out in the islands with boyfriend James Rousseau, doing a little, er, snorkeling.

Kate, who'd been looking troublingly thin just a few months ago -- appears to be back in swimmingly good shape.