Rheinland-Pfalz is a German state located in the southwestern part of the country. While it does not have direct access to the ocean, there are still opportunities for scuba diving in the region's lakes and quarries.

Best scuba diving spots for experienced divers
One of the best scuba diving spots in Rheinland-Pfalz for experienced divers is the Dreifelder Weiher, a large lake with depths of up to 35 meters. The lake features an underwater forest and various sunken objects to explore, such as a car and a small airplane.

Another popular spot for experienced divers is the Steinbruch Wallendorf, an old quarry with depths of up to 55 meters. The site features a variety of underwater structures, including walls and tunnels, as well as an abundance of fish and other aquatic life.

Best scuba diving spots for beginners
For beginners, the Pulvermaar is a great spot to start. It is a clear, freshwater lake with depths of up to 74 meters, but most diving takes place at shallower depths. The lake is home to various species of fish and offers excellent visibility.

The Echternacher See is also a popular spot for beginner divers. This former quarry features an underwater platform and an underwater garden with various sculptures. The lake is home to a variety of fish species and has good visibility.

Marine life
Since Rheinland-Pfalz is not located near the ocean, the marine life found in the state's lakes and quarries is limited to freshwater species. Divers can expect to see a variety of fish, including pike, carp, and perch, as well as other aquatic life such as snails and crayfish.

Dive conditions
Diving conditions in Rheinland-Pfalz can vary depending on the location and time of year. Water temperatures can range from around 4°C in winter to 20°C or more in the summer months. Visibility can also vary depending on the location and weather conditions.

Cost
As for cost, prices for scuba diving in Rheinland-Pfalz can vary depending on the dive center and location. Expect to pay around 50-60 EUR for a single dive, while full-day dive trips can cost upwards of 100 EUR. Equipment rental is usually available but may be an additional cost.