Nature Reserve Guide
Reserva Natural do Estuário do Tejo is a nature reserve near Lisbon, encompassing Portugal's largest wetland and one of Europe's most significant estuarine systems. This expansive area, covering 14,560 hectares, features diverse landscapes including estuarine waters, mudflats, salt marshes, river islands, and agricultural plains. Its flat and varied terrain makes it suitable for several sports like hiking, jogging, road cycling, touring cycling, and more.
The Reserva Natural do Estuário do…
110
Routes
4.7
(233)
Average rating
2605
People visited

5.0
(11)
74
hikers
9.76km
02:29
30m
30m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.4
(5)
8
hikers
10.3km
03:03
310m
310m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.8
(9)
152
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

5.0
(1)
86
hikers
7.53km
01:55
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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4.9
(16)
11
riders
14.2km
01:08
20m
10m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

4.2
(5)
97
riders
121km
07:58
200m
200m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.5
(4)
55
riders
40km
03:02
480m
480m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(5)
43
riders
14.2km
00:57
50m
50m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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5
runners
10.3km
01:17
310m
310m
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

50
runners
7.26km
00:46
10m
10m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

38
runners
6.15km
00:38
10m
10m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

24
runners
10.6km
01:07
40m
40m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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115
riders
116km
04:40
360m
360m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

4.7
(3)
84
riders
55.3km
02:34
400m
400m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

5.0
(7)
78
riders
56.7km
02:34
240m
240m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

57
riders
36.5km
02:02
430m
430m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
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5.0
(1)
24
riders
49.1km
03:20
530m
530m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

5.0
(2)
24
riders
33.3km
02:07
270m
280m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

24
riders
51.2km
04:41
1,090m
1,090m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.

5.0
(1)
22
riders
45.6km
02:34
100m
100m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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5.0
(1)
32
riders
137km
08:12
370m
370m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

48
riders
50.7km
03:22
530m
530m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

5.0
(2)
8
riders
27.3km
01:41
150m
150m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3.0
(1)
5
riders
43.2km
02:48
590m
590m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Reserva Natural do Estuário do Tejo is Portugal's largest wetland and one of Europe's most significant estuarine systems. It covers 14,560 hectares across the municipalities of Benavente, Vila Franca de Xira, and Alcochete. The reserve is a crucial sanctuary for migratory aquatic birds.
The reserve offers a variety of outdoor activities including Hiking, Jogging, Road cycling, Touring cycling, Mountain biking, and Gravel biking. Over 100 routes are available for exploration, with an average rating of 4.6 stars from more than 2,000 visitors.
Popular hiking routes include the "From Alhandra to Vila Franca de Xira — route along the Tejo river," which is 6.1 miles (9.8 km) long. Another option is the "Forte do Moinho Branco from Alhandra — circular route," spanning 6.4 miles (10.3 km). More options are available in the Hiking around Reserva Natural do Estuário do Tejo guide.
Yes, the reserve features easy hiking trails suitable for various fitness levels. An example is the "Oceanário de Lisboa – Iberian Lynx Sculpture loop from MEO Arena," which is 4.8 miles (7.7 km) long. The Easy hikes around Reserva Natural do Estuário do Tejo guide provides more options.
For road cycling, routes like the "Roman Bridge of Muge – Ponte Rainha D. Amélia loop from Santa Iria" cover approximately 72.6 miles (116.9 km). Touring cyclists can explore the "Ponte Rainha D. Amélia – Valada Village loop from Póvoa," which is about 75.1 miles (120.9 km). Guides for Road Cycling and Touring Cycling are available.
The reserve is renowned for its birdlife, hosting over 120,000 birds during migration seasons. Thousands of flamingos arrive in autumn, alongside common stilts, spotted redshanks, and pied avocets. The estuary also serves as a nursery for marine fish and a transition zone for migratory fish like lamprey and European eel.
The reserve is characterized by diverse habitats including estuarine waters, mudflats, salt marshes, and river islands (mouchões). The "Mar da Palha" (Straw Sea) is a prominent feature, and traditional salt pans are also part of the landscape. These features create a dynamic and productive environment.
Komoot offers several guides for the area, including Hiking around Reserva Natural do Estuário do Tejo, Road Cycling Routes, and Running Trails. There are also guides for MTB Trails and Gravel biking.
The best time for birdwatching is during migration seasons, particularly in autumn. This period sees thousands of flamingos and over 120,000 other migratory aquatic birds in the estuary. Winter also hosts a significant population of avocets.
Information about the reserve can be found on the official website, natural.pt. For direct inquiries, the phone number is +351 212 348 021.
Yes, the reserve offers mountain biking opportunities. Routes like the "Bike Village – Parque das Nações Pump Track loop from Alhandra" cover approximately 31.6 miles (50.8 km). The MTB Trails around Reserva Natural do Estuário do Tejo guide provides more details.
Gravel biking routes are available, such as the "Valada Village – Ponte Rainha D. Amélia loop from Bobadela Sul," which is approximately 85.2 miles (137.1 km) long. Another option is the "Parque das Nações – Bronze model of the Belém Tower loop from Encarnação," covering about 31.5 miles (50.7 km). More routes can be found in the Gravel biking around Reserva Natural do Estuário do Tejo guide.

