Lac d'Aleg
A seasonal lake in southern Mauritania that fills after the rains and draws waterbirds.
Updated 3 September 2026
Lac d'Aleg is a shallow depression in southern Mauritania that fills when the summer rains come and shrinks through the dry season, sometimes to nothing, and while there is water in it the lake draws pelicans, herons, storks and ducks in numbers. Cattle and sheep are watered along its edges. It sits beside the Route de l'Espoir, which makes it one of the few wetlands in the country easy to reach.
What you'll find
- The seasonal water - a lake that fills after the rains and can dry entirely.
- The waterbirds - pelicans, herons, storks and ducks while the water lasts.
- The herding - cattle and sheep watered around the edges.
- The roadside access - a wetland directly on the main east-west road.
When to go
November to February is when water remains after the rains and the weather is cool. By late spring the lake may be dry. The rains fall around July to September.
What to expect
The lake can be completely dry depending on the year and the season. There are no facilities or hides of any kind. Access to the shore crosses grazing land.
Nearby
Aleg is beside it, and Nouakchott is west.
Key facts
Source: Wikidata, item Q49318021, read on 18 October 2026.
What to pack for Lac d'Aleg
Chosen from what this place is for. Tap a kit for the full checklist.
- Reef-safe sunscreen - High SPF that will not bleach the coral you are swimming over. Find on Amazon
- Quick-dry towel - A microfibre towel packs small and dries in minutes. Find on Amazon
- Water shoes - Protect your feet on rocky entries, hot sand and sea-urchin spines. Find on Amazon
- Dry bag - Keeps phone, cash and keys safe while you are in the water. Find on Amazon
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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.



