Best lakes around Flemhuder Lake are situated in Schleswig-Holstein, Germany, with Flemhuder Lake itself being a 90-hectare body of water directly on the Nord-Ostsee-Kanal. This area is recognized for its ecological value and tranquil recreational opportunities. The lake and its surroundings offer a habitat for over 100 different bird species and rare plant species. It provides a natural setting for activities like hiking and cycling, with paths through forests and views of the Eider Canal.
Last updated: July 12, 2026
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On one side the Flemhuder See, on the other side the Achterwehrer shipping canal 😊...
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Even more swimming in the refreshing water.
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Been there a week ago. The first section from the south directly behind the motorway is blocked by a construction fence / construction site. The left "hook" is currently not accessible
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Everything has already been written :-)
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The path around the Flemhuder See is currently blocked
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Flemhuder Lake is unique due to its direct connection to the Nord-Ostsee-Kanal (Kiel Canal), making it a federal waterway. It's a small natural paradise, especially for birdwatching, hosting over a hundred different bird species like Smew and White-tailed Eagle, and rare plant species in its flushing fields. Despite its proximity to the busy canal, it offers a tranquil environment.
Yes, the Flemhuder Lake area is considered a prime spot for birdwatching year-round. You can observe species such as Smew, Ruddy Duck, Red-necked Grebe, Northern Pintail, and even the White-tailed Eagle. The flushing fields, which emerged after the lake's size reduction, also support rare plant species.
The surrounding area offers beautiful paths through dense forests, particularly within the Nature Reserve Between Eider Canal and Flemhuder See. These trails provide views of the Eider Canal and are popular with cyclists. While views can be limited by dense greenery in summer, the birdsong is fantastic. For specific cycling routes, you can explore options like Cycling around Flemhuder Lake or Gravel biking around Flemhuder Lake.
While Flemhuder Lake is integrated into the Nord-Ostsee-Kanal, extensive water sports are largely restricted. However, there are designated areas for leisure. The northern part of the lake features ten mooring spots for sports boats, in addition to an existing anchor road.
Yes, the area around Flemhuder Lake offers family-friendly options. The Nature Reserve Between Eider Canal and Flemhuder See has wide and comfortable paths suitable for families. Additionally, a naturist campsite on the shores of Flemhuder Lake includes a bathing area suitable for small children.
Flemhuder Lake, originally known as Nordsee, was historically part of the Eider River system. Its size and purpose changed significantly with the construction of the Eider Canal (1777-1784) and later the Kiel Canal (1887-1895). The lake was dammed to serve as a water reservoir for the Eider Canal and then lowered to sea level with the Kiel Canal, leading to the creation of unique flushing fields. Historically, there were also military restricted zones on the west side, which are now fenced off due to remnants from World War II.
Visitors appreciate the tranquil natural environment and the rich birdlife. Many enjoy the beautiful paths through dense forests, especially for cycling, and the fantastic birdsong. The area is seen as a place to find peace and connect with nature, despite its proximity to the busy Kiel Canal.
Yes, the Lake Trail in the Baltic Sea Nature Park is highlighted as a real treat for mountain bikers. It features paths on grass or through the forest along the water, offering a mix of beautiful and technical sections. For more options, explore the Gravel biking around Flemhuder Lake guide.
While the area is enjoyable year-round, spring or autumn might be particularly good choices for hiking and cycling. During these seasons, there is often more light filtering through the dense greenery, which can enhance views that are sometimes obscured in summer. Birdwatching is excellent year-round.
Yes, on the shores of Flemhuder Lake, there is a well-equipped naturist campsite, 'Naturist Camping am Flemhuder See Kiel.' It offers a specific recreational experience directly by the lake, complete with a bathing area suitable for small children and communal facilities.
Flemhuder Lake itself is a protected landscape component and a natural monument. The Nature Reserve Between Eider Canal and Flemhuder See is also recognized as a natural monument, offering a habitat for diverse flora and fauna, including rare plant species like orchids and over a hundred bird species.
Yes, visitors should be aware that certain historical areas on the west side of the lake were formerly military restricted zones. These areas are still dangerous due to remnants from World War II and are fenced off. It is crucial not to enter these restricted zones for your safety.


Still not found your perfect lake around Flemhuder Lake? Check out the guides of these regions to see even more beautiful places.