Use caution with this data as some extreme values can be erroneous due to unsuspected errors in synop reports. All data should be verified. Note that the values we listed here are from international released synop reports, and for certain there will be other extreme values not in this list.
Bowfin are demersal freshwater piscivores native to North America, and commonly found throughout much of the eastern United States, and in southern Ontario and Quebec.erpetologist Wilfred T. Neill, reported in 1950 that he unearthed a bowfin aestivating in a chamber 4 inches (10 cm) below the ground surface, 8 inches (20 cm) in diameter, .25 miles (0.4 km) from a river.
Largetooth sawfish occur in warm, coastal waters and rivers in Mexico, Central and South America, as well as West Africa. In the US, the species has been confirmed in the Gulf of Mexico, primarily off Texas, but not since the 1960s.