Echeneis naucrates is a species of fish commonly known as the pilotfish or shark sucker. This fish has a unique ability to attach itself to larger marine creatures such as sharks, rays, and turtles, using a sucker-like fin located on the top of its head. The pilotfish is found in warm waters all over the world, and is also known by other names such as remora, sucking fish, and hitchhiker fish. These synonyms all refer to the fish's ability to latch onto other animals, which it uses as a means of transportation and protection. Regardless of what it's called, this fascinating fish has a long and interesting history in the world of marine biology.