Missouri is a landlocked state, so there are limited opportunities for scuba diving. However, the state does have a few diving spots for both beginners and experienced divers. Here is some information about diving in Missouri, including the best diving spots, marine life, dive conditions, and cost.

Diving Spots in Missouri:
Missouri's diving spots are primarily located in the state's freshwater lakes and quarries. For beginners, Bonne Terre Mine is a popular spot. The former mine features clear waters and unique underwater rock formations, and it offers guided tours for divers of all skill levels. 

Experienced divers may be interested in Ha Ha Tonka Spring or the Lake of the Ozarks, which offer a variety of dive sites with sunken objects and unique underwater terrain.

Marine Life:
Missouri's freshwater lakes and quarries offer a limited amount of marine life, primarily fish species such as bass, crappie, and catfish.

Dive Conditions:
Dive conditions in Missouri's lakes and quarries can vary depending on the location and time of year. Water temperatures can range from the mid-40s to mid-80s, and visibility can also vary. Divers should consult with certified instructors or dive operators familiar with the dive location and conditions.

Cost:
Diving costs in Missouri can vary depending on the dive location and operator. Most dive operators offer equipment rentals, air fills, and guided dives in package deals, which can range from around $50 to $100 per person per dive, depending on the location and operator.

Overall, Missouri offers limited but unique diving opportunities for both beginners and experienced divers. Divers should plan carefully and dive with experienced professionals to ensure a safe and successful diving trip.