Peprilus is a genus of fish commonly known as slender sunfish. These fish are characterized by their elongated bodies and are typically found in warm, shallow waters. They belong to the family Centrarchidae, which includes other sunfish species. Slender sunfish are known for their unique swimming style and can often be seen near the surface of the water. They primarily feed on small invertebrates and plankton. Due to their distinctive shape and behavior, they are of interest to both researchers and recreational anglers.