November to April in mud or debris on bottom in deeper water ponds and streams. Mate in early spring and fall, usually in water. Use sandy, open, upland sites up to 1.5 miles from water. Eggs hatch in 65-90 days. Sexually mature in 14-20 years.
Females breed every other year.
Predator exclosures may effectively reduce predation where nesting is concentrated. Barriers along roadways have proven effective in reducing adult turtle mortality.