Soo many other options, don't limit yourself.....in fact there are too many dining options and they're all good and reachable by taxi, check out the Negril Map for your walking distance range.....

Cliff Eateries I like: (in no particular order or price range)

SeaStar (not sea side but Great food & Great happy hour specials!!!!)
LTU
Xtabi
3 Dives
Canoe Bar
Ivans @ Catcha (expensive but worth every penny)
Push Cart @ Rockhouse