The beach will have some Snook on the North end of Tigertail Beach.
Also here was a post on Marco with more info
http://www.evergladesangler.com/portal/postt459.html
http://outdoorsbest.zeroforum.com/zerothread?id=334914
If you need more info let us know. For flies I love white Clousers with a little red in them for the beach.
Aron