Mating behaviors in this species are not known.
Female alligator gars lay eggs that are dark green or red and stick to rocks and vegetation. The eggs are poisonous if eaten. Alligator gar may take many years to reach sexual maturity, although little is known about reproduction in this species.
Breeding interval: Alligator gar probably breed once yearly.
Breeding season: Breeding occurs from May to July.
Range number of offspring: 138,000 (high) .
Average number of offspring: 77,000.
Range time to hatching: 6 to 8 days.
Average age at sexual or reproductive maturity (female): 11 years.
Average age at sexual or reproductive maturity (male): 6 years.
Key Reproductive Features: iteroparous ; seasonal breeding ; gonochoric/gonochoristic/dioecious (sexes separate); sexual ; fertilization (External ); oviparous
Alligator gars are oviparous. Once the eggs are laid, the young are left to survive on their own (Shultz, 2004).
Parental Investment: no parental involvement; pre-fertilization (Provisioning, Protecting: Female)