Another option of GULP! is their shrimp (bit different than the ghost shrimp) and best of all they make these in a 2" version as well as more colors.

http://www.berkley-fishing.com/products/soft-bait/gulp/shrimp-gulp

I started playing around with these last year running them off divers in place of bait. Can't brag yet that they're "better than the real thing" but will keep experimenting. Run nice off a 1/0 long shank aberdeen hook