Sawfish
Sawfishes, also known as carpenter sharks, are a family of rays characterized by a long, narrow, flattened rostrum, or nose extension, lined with sharp transverse teeth, arranged in a way that resembles a saw. They are among the largest fish with some species reaching lengths of about . They are found worldwide in tropical and subtropical regions in coastal marine and brackish estuarine waters, as well as freshwater rivers and lakes.
Sawshark
Among the different species of sawshark, all are listed on the IUCN Red List of 2017 as either data deficient or of least concern Saw sharks do not see much human interaction because of their deep habitats.