The best of the bunch for a saltwater spinning reel is the Daiwa BG series. Expect to pay between 100-150 depending on the size needed. I have used the Daiwa BG for both water types and can say that it is the best reel I have used including the top end Shimano's. Go to
www.alanhawk.com/ and you will get in-depth reviews on most of the best salt and fresh water spinning reels.