Nature Reserve Guide
Rezerwat Jezioro Długie is a nature reserve located in the Warmian-Masurian Voivodeship, characterized by its diverse aquatic and forest ecosystems. The reserve encompasses four distinct lakes—Długie, Harcerskie, Bałtyn, and Czarne—along with a section of the Tabórzanka river and surrounding woodlands. This varied landscape, featuring different lake types, bog birch forests, and alder carrs, provides a suitable environment for several outdoor activities like road cycling, touring cycling, hiking, mountain biking, and more. The area's commitment to preserving unique flora, such as…
71
Routes
4.2
(78)
Average rating
377
People visited

29
riders
59.5km
02:28
300m
300m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

10
riders
100km
04:12
560m
560m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

10
riders
57.3km
02:40
290m
290m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

12
riders
30.0km
01:35
150m
150m
Moderate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.
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4.3
(6)
16
riders
34.8km
02:37
210m
210m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.7
(3)
9
riders
33.6km
02:32
220m
220m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3.5
(2)
11
riders
45.4km
02:42
240m
240m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

6
riders
9.49km
00:50
70m
70m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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4.5
(6)
10
hikers
7.41km
01:57
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.4
(5)
9
hikers
7.00km
01:50
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.3
(3)
9
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.0
(1)
6
hikers
9.69km
02:31
60m
70m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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4.3
(8)
8
riders
51.7km
03:31
340m
340m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

5.0
(1)
4
riders
25.3km
01:49
170m
170m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

4
riders
56.9km
04:15
390m
390m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

4.3
(3)
5
riders
31.5km
02:14
130m
130m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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9
runners
9.49km
01:05
70m
70m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
9
runners
5.56km
00:37
40m
40m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5
runners
11.5km
01:12
60m
60m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5
runners
11.1km
01:10
70m
60m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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5.0
(1)
4
riders
24.4km
01:47
140m
140m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
6
riders
47.4km
02:50
200m
200m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5
riders
32.2km
02:14
140m
140m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

2
riders
15.2km
01:11
100m
100m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Rezerwat Jezioro Długie offers a variety of outdoor activities including Road cycling, Touring cycling, Hiking, Mountain biking, Jogging, and Gravel biking. The reserve features 72 routes across these sports, with an average rating of 4.2 stars from over 70 ratings.
Popular road cycling routes include the "New Asphalt loop from Żabi Róg," which is approximately 32.7 miles (52.6 km) long, and the "Lakeside Dock – New Asphalt loop from Żabi Róg," spanning about 37.2 miles (59.8 km). Both are rated as moderate difficulty. More options can be found in the Road Cycling Routes in Rezerwat Jezioro Długie guide.
Yes, Rezerwat Jezioro Długie offers several easy hiking trails. Examples include the "Hiking loop from Tabórz," which is about 4.6 miles (7.4 km) long, and the "Hiking loop from gmina Łukta," approximately 4.3 miles (7.0 km). These routes are suitable for shorter excursions. For more options, refer to the Easy hikes in Rezerwat Jezioro Długie guide.
The reserve is characterized by its diverse aquatic and forest ecosystems. It encompasses four distinct lakes: Długie, Harcerskie, Bałtyn, and Czarne, along with a section of the Tabórzanka river. Jezioro Długie is notable as a rare lobelia lake, and the area also features various forest communities and bogs.
Mountain biking options include routes like the "Morag – Dohna Castle loop from Kozia Góra," a moderate trail of approximately 32.1 miles (51.6 km). An easier option is the "Pasłęka River loop from Pelnik," which is about 15.7 miles (25.3 km) long. Further details are available in the MTB Trails in Rezerwat Jezioro Długie guide.
Yes, the reserve has touring cycling routes, such as the "Whimsical Tree House – Grazymy Palace loop from Łukta," which is about 21.6 miles (34.8 km) long. Another option is the "Pier on the Lake in the Forest – Lake Gil loop from Kotkowo," approximately 23.7 miles (38.1 km). These routes offer scenic rides through the area.
Rezerwat Jezioro Długie is a popular destination, with over 380 visitors having explored its routes. The area has received an average rating of 4.2 out of 5 stars from more than 70 ratings on komoot, indicating a generally positive experience for users.
Komoot offers several guides for the area, including Cycling in Rezerwat Jezioro Długie, Road Cycling Routes in Rezerwat Jezioro Długie, and Hiking in Rezerwat Jezioro Długie. There are also guides for running, gravel biking, and easy hikes.
Gravel biking is an option in the reserve, with routes like the "Międzylesie Lock – Entrance to Faltyjanki loop from Międzylesie," an easy route of approximately 16.2 miles (26.1 km). A moderate option is the "View of the Elbląg Canal – Morag loop from Dury," which spans about 29.4 miles (47.3 km). The Gravel biking in Rezerwat Jezioro Długie guide provides more information.
Rezerwat Jezioro Długie is managed by Nadleśnictwo Miłomłyn. Their official website is https://milomlyn.olsztyn.lasy.gov.pl/. The contact phone number for Nadleśnictwo Miłomłyn is +48 89 647 30 56.
The reserve contains four distinct lakes: Długie, Harcerskie, Bałtyn, and Czarne. Jezioro Długie is a unique lobelia lake, while Harcerskie and Czarne are dystrophic, and Bałtyn is classified as an eutrophic lake. This variety contributes to the area's ecological diversity.

