Keys Fisheries is a popular seafood restaurant, market, and marina located in Marathon, Florida. They serve fresh seafood daily and offer overnight delivery of fresh Florida seafood to customers' doors. The restaurant is open seven days a week and offers local specialties like Lobster Reuben, Hog Fish Francaise, and Key Lime Pie. The market provides a variety of fresh Florida Keys seafood, including grouper, snapper, and mahi-mahi, as well as their famous conch fritter mix, lobster bisque, and Key Lime pie. The marina offers dockage for boats up to 60 feet in length and easy access to the Florida Keys. Customers can also purchase fresh seafood from their online store, which includes items like Stone Crab claws and Florida Lobster tails. Keys Fisheries aims to be the go-to destination for delicious seafood in the heart of the Florida Keys.