There is one just down the road from where I live.. I think it's called Deauville or something.
I'll try to find you a good list... you may also try
http://www.hotspots.com
It's kinda windy on the beach at night. We have had to tie everything down on our balcony or bring it inside at night...
The Deauville is the only gay/lesbian oceanfront resort, and the rest tend to be focused in Wilton Manors, which is a small 'city' per se (more like a neighborhood) of Ft. Lauderdale...
-nate
(from the Galt Mile)