Keys Fisheries is a seafood restaurant, market, and marina located in Marathon, Florida. They offer fresh seafood daily and provide overnight delivery of fresh Florida seafood to customers' doors. The restaurant serves a variety of local specialties, including dishes like Lobster Reuben, Hog Fish Francaise, Grilled Mahi-Mahi, and Key West Shrimp. In their market, customers can purchase fresh seafood such as grouper, snapper, mahi-mahi, as well as items like conch fritter mix and Key Lime pie. The marina offers dockage for boats up to 60 feet in length. Keys Fisheries also has an online store where customers can order in-season Stone Crab claws, Florida Lobster tails, and pre-made soups. Overall, Keys Fisheries is a popular destination for delicious Florida Keys seafood and provides convenient options for enjoying it both on-site and at home.