Mermet Springs, Southern Illinois

Mermet Springs is a full-service dive site and scuba training facility that provides on-site scuba instruction. It caters to dive shops, instructors, students, and certified divers across experience levels and certifying agencies. The site is known for large freshwater fish and occasional unusual sightings, including schools of American paddlefish (spoonbill), large bluegill, giant catfish, and, more rarely, freshwater jellyfish.