Keys Fisheries is a seafood restaurant, market, and marina located in Marathon, Florida. They serve fresh seafood daily and offer overnight delivery of Florida seafood to customers' doors. The restaurant is open seven days a week and offers a menu featuring local specialties such as Lobster Reuben, Hog Fish Francaise, Grilled Mahi-Mahi, and Key West Shrimp. In addition to the restaurant, customers can also visit the seafood market to purchase fresh Florida Keys seafood including grouper, snapper, mahi-mahi, and more. The market also offers famous Keys Fisheries conch fritter mix, lobster bisque, and Key Lime pie. Visitors can access the marina for short or long-term stays and enjoy easy access to and from the marina. Keys Fisheries also has an online store where customers can purchase fresh seafood such as stone crab claws and lobster tails.