; Founded in 1969. Long john silver S is a QUICK-SERVICE seafood chain with more than 1.200 restaurants worldwide. Its restaurants specialize in BATTER-DIPPED fish. Chicken. Coleslaw and hush puppies. The Chain's restaurants offer a variety of sandwiches. Desserts and side dishes. Its restaurants serve grilled pacific salmon. Tilapia. Scampi. Alaskan flounder and crab cakes. The Chain's...