Tern and gull colonies of the Langue de Barbarie
Royal tern (Thalasseus maximus albididorsalis), Caspian tern, slender-billed gull, grey-headed gull, lesser black-backed gull (wintering), pelicans. Parc National de la Langue de Barbarie, south of Saint-Louis, Senegal.
Best time: 1 Apr – 31 May (April to May). Where: Bird island, Senegal river mouth, Park HQ, Mouit (Gandiol), Guembeul special reserve (Senegal). Time of day: Park pirogue trips in the morning (about 08:00–11:00) and late afternoon.
- Guide, ranger or boat needed
- Entry fee
- Binoculars helpful
- Sound 4/5
Open it in the interactive calendarSunrise and sunset listening times for the day you pick, and the map.
When is the best time?
Peak: 1 Apr – 31 May. April–May: species take turns on the bird island, ending in late May; slender-billed and grey-headed gulls first, then royal and Caspian terns
Active from 15 Feb to 15 Jul (February to July) in a typical year.
Time of day
Park pirogue trips in the morning (about 08:00–11:00) and late afternoon; the colony is loudest as fishing adults return from the sea in the late afternoon
- Morning pirogue: 1 h after sunrise → 11:00
- Afternoon return: 150 min before sunset → sunset
What will you hear?
A packed royal and Caspian tern colony screaming on a sand islet in the Senegal river mouth, gull colonies underneath, and the Atlantic surf on the spit a few hundred metres away.
Binoculars?
Binoculars helpful. The pirogue holds a set distance from the colony islet; binoculars fill the gap the ranger sets.
Where to go
- Bird island, Senegal river mouth — The colony islet; boats keep a set distance and no landing. The river mouth has moved since the 2003 breach — ask at the park which islet holds this year's colony. Map
- Park HQ, Mouit (Gandiol) — Entry post and pirogue base 20 km south of Saint-Louis; village campements nearby. Map
- Guembeul special reserve — Neighbouring lagoon reserve: Dama gazelles (captive breeding), waders and flamingos, cheap entry. Map
How to go on your own, and what it costs
The colony is on an islet: the park pirogue from Mouit with a park guide is the only legal approach (park rule). Taxi or sept-place from Saint-Louis to Mouit/Gandiol, pay entry and the boat at the HQ.
Cost: Entry about 2,000 CFA per person plus pirogue (recent reports) — check current prices.
Free or no-guide alternative: The Gandiol/Mouit riverbank and the ocean beach at the spit's end are public: terns and pelicans fish and commute past all day and the colony is audible across the channel on still evenings — free, no boat.
Who runs access
- Langue de Barbarie park pirogues (DPN, Mouit) (park authority) — Park-run boats with guide.
Field-recording notes
The park is a sand spit between river and ocean: wind and surf all day, calmest in the first hours. Fishing pirogues with big outboards use the river mouth constantly — the Gandiol fishermen's fleet is the main noise. Pirogue-based recording with the engine cut on the lee of the colony islet; ranger sets the distance. Hurricane-season storms (Aug–Sep) rework the islets. No landing, no drones; nests are on open sand and trampled easily.
Sources
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More: all spectacles in Senegal · seabird colonies · April · May