Fishing at Rauschele lake. The Rauschelesee is with its area of 19 ha, the second largest of the lakes in the municipality Keutschach. Large parts of the shore are covered with reeds and underwater plants. The vegetation offers a variety of small animals a suitable habitat. For example, the cattail bug and a rare water bug were first found in the field of Rauschelesees. Like all other lakes, the Rauschelesee is very popular with anglers. Fishing season licences are only available to locals and club members.