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Likouala-aux-Herbes River
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The Likouala-aux-Herbes is a left-bank tributary of the Sangha River, flowing through the swampy Likouala Department in northern Republic of the Congo. Extending for approximately 800 kilometers, the river is notable for its extremely low gradient, which results in the formation of vast permanent and seasonal marshes. It traverses some of the world's largest flooded tropical forests, designated as a Ramsar site of international importance. Due to its remote and inaccessible nature, this region is among the least explored parts of Africa, preserving an extraordinary level of biodiversity. The river is highly productive for fishing, serving as the primary source of protein and transport for local indigenous communities. During the peak rainy season, the surrounding landscape transforms into massive temporary lakes. Its name, meaning 'Likouala of the Grasses,' refers to the dense aquatic vegetation lining its slow-moving waters.
- Location: Congo - Brazzaville
- Nearby: Epéna (84 km)
Best time to visit & climate
The most pleasant time to visit is Jan, Jul, Dec.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 |
| Rain mm | 58 | 109 | 164 | 127 | 135 | 116 | 83 | 131 | 209 | 210 | 172 | 104 |
📋 Practical info
Getting there
The isolated river region in northern Congo is typically accessed via local boat transfers departing from larger settlements or nearby camps. The journey requires a well-organized expedition with local guides, as there is no developed infrastructure in this remote wetland landscape.
Best season
The optimal time for a visit is typically during the drier months between December and February or June to August to avoid extreme flooding. Nevertheless, the humidity in this dense swamp landscape remains extremely high throughout the entire year due to the tropical climate.
Terrain & paths
The terrain is largely dominated by slow-moving water, flooded forests, and impenetrable swamp areas. Movement is almost exclusively on water, as solid bank trails are usually completely absent or impassable for travelers in this pristine and untamed wetland environment.
What to bring
Waterproof gear bags, lightweight tropical clothing with long sleeves, and strong insect repellent against mosquitoes are strictly essential. Additionally, you should bring high-quality binoculars for bird watching, a wide-brimmed sun hat, and plenty of purified drinking water.
Parking
There are no regular parking spaces for vehicles in the immediate swamp region. Vehicles typically need to be left securely in the departure towns or at administration stations before the journey continues by boat across the extensive northern river network.
Safety
Travelers must focus on malaria prophylaxis and other tropical medical precautions before arriving. Navigating the swamp areas carries a high risk of getting lost, so leaving the group or traveling without experienced local river guides must be strictly avoided at all times.
Time needed
A typical expedition into this remote swamp region usually lasts anywhere from several days to a full week, as access and movement on the water are quite slow. Short day trips are generally unrealistic due to the enormous distances and the complete lack of road infrastructure.
Geography
Facts
- The river's total length is approximately 800 km.
- It belongs to a Ramsar site covering 4.4 million hectares.
- The river joins the Sangha River near the town of Mossaka.
- The basin hosts some of the world's highest gorilla densities.
- Water levels can fluctuate by several meters seasonally.
- The name refers to the abundant grasses along the banks.
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
Vehicle
Only stops with (optional):
© OpenStreetMap contributors · OpenRouteService
Sights nearby
Frequently asked questions
What is the best way to explore Likouala-aux-Herbes?
The best way is by pirogue or a small motorboat to experience the dense vegetation and water birds up close.
What animals can be observed here?
It is a paradise for birds, but hippos, crocodiles, and various monkey species are also native to the riverside forests.
When is the best time to visit?
The dry season from June to September is handy, as waterways are passable and there are fewer insects.
Is the water suitable for swimming?
No, due to currents, parasites, and wildlife like crocodiles, swimming is strongly discouraged.
Is a local guide necessary?
Yes, a local guide is essential for navigation and safety in this pristine marshy area.
Likouala-aux-Herbes River: where is it located?
Likouala-aux-Herbes River is located in Congo - Brazzaville.
Likouala-aux-Herbes River: when is the best time to visit?
The most pleasant time to visit is Jan, Jul, Dec.
Likouala-aux-Herbes River: why is it worth visiting?
The Likouala-aux-Herbes is a left-bank tributary of the Sangha River, flowing through the swampy Likouala Department in northern Republic of the Congo.
Explore with Plizio
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Nearby cities
Impfondo
Impfondo is the capital of Likouala department in northeastern Congo.
Betou
Betou is a river town in Likouala near the Ubangi corridor.
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Dongou
Dongou is a town in Likouala in northern Congo.
Epéna
Epéna is a town in Likouala in the far north of Congo.
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Liranga
Liranga is a river town in Likouala in northern Congo.
Nature
Lake Télé
A circular lake amidst deep swamp forests in northern Congo.
Ubangi River
A major tributary of the Congo River, forming the border in the northeast.
Motaba River
A winding river in the deep north, discharging into the Ubangi.
Ibenga River
The Ibenga River flows through the forested north of Congo.
More places
Sangha Timber Processing Plant
A large industrial complex in the north processing tropical hardwoods for export.
Port of Ouesso
An important inland port on the Sangha River in the north of the country, central to timber exports.
Likouala Parrot Habitats
The dense swamp forests of Likouala are home to the African Grey Parrot and other exotic bird species.