The estuary is Morocco’s most underrated birdwatching site — Ramsar-listed and genuinely spectacular during migration, yet almost unknown outside dedicated birding circles.
The lagoons form where the river widens behind a sand bar before the sea. In winter and during the October–November and March–April migration windows, it is common to count flamingos in the hundreds, alongside spoonbills, little egrets, marsh harriers, ospreys, Kentish plovers and a changing roster of passage waders. Greater flamingo is the star resident — small flocks are present most months of the year.
Getting there requires local knowledge. The access track from Ras El Ma village runs along the eastern bank and is rough in places — a high-clearance vehicle or 4x4 is strongly recommended after rain. The best vantage points are not signed. If you are serious about the birds rather than just hoping to see flamingos from the road, hiring a local guide in Ras El Ma for a morning (expect to negotiate around 200–350 MAD) is worth every dirham. Most come from fishing families and know exactly where different species gather at different tides.
The nearest base is Nador, 35 km west — a functional port city with decent hotels from around 400 MAD a night. The Mediterranean beach resort of Saïdia, 60 km east, is a more pleasant stay outside peak summer.