Lake Hévíz among Rotatorias as well ("Epiphanes brachionus" var. "Spinosus", "Lecane inermis"), which are only present in warm waters. Jenő Ponyi has described the lake's primitive crustaceans in detail. Also a unique "Hydracarina acarus" is said to have found its habitat outside the fence surrounding the lake. The waters are reported to be beneficial to patients suffering from rheumatic diseases and locomotor disorders, among others. There is a thriving health tourism industry in the area. Lake Hévíz Lake Hévíz is located in Hévíz, Hungary, near the western end of Lake Balaton, from Keszthely. It is the largest thermal lake in the world,
Otter Tail Lake was the hobie cat. Ottertail Lake is also the home of the Reel Country Classic, a two-day fishing tournament that has taken place every May since 2005. Otter Tail Lake Otter Tail Lake is a lake in the west-central part of the U.S. state of Minnesota and is the largest lake in Otter Tail County. Adjoining the city of Ottertail, it is a part of the Otter Tail River chain of lakes. Upstream from the lake are Big Pine, Little Pine and Rush lakes, while downstream are East Lost, West Lost and Deer lakes. The maximum depth is , but