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Sagres: the south-west corner — raptor passage and seabirds off Cape St Vincent

Flock of griffon vultures soaring in the sky
Griffon vulture. Photo: Jules Verne Times Two, CC BY-SA 4.0

Griffon & Egyptian vulture, booted & short-toed eagle, honey buzzard, black kite, Montagu's harrier, sparrowhawk, hobby; Cory's & Balearic shearwater, gannet offshore; red-billed chough. Sagres peninsula, Vila do Bispo, Algarve, Portugal.

Best time: 20 Sep – 25 Oct (September to October). Where: Cerro da Cabranosa, Vale Santo plateau, Cabo de São Vicente lighthouse (Portugal). Time of day: Soaring birds start lifting off the Vale Santo plateau as thermals build, about 2–3 h after sunrise, and pass over Cabranosa until mid afternoon.

Open it in the interactive calendarSunrise and sunset listening times for the day you pick, and the map.

When is the best time?

Peak: 20 Sep – 25 Oct. Late September to late October; the Sagres Birdwatching Festival sits on the peak in the first week of October, and the big griffon flocks come through last, at the end of October

Active from 15 Aug to 15 Nov (August to November) in a typical year.

Time of day

Soaring birds start lifting off the Vale Santo plateau as thermals build, about 2–3 h after sunrise, and pass over Cabranosa until mid afternoon; seabirds move past Cape St Vincent from first light, best in the first 2 h and again before sunset.

What will you hear?

Mostly a sky spectacle, but the Sagres plateau has its own soundtrack: red-billed chough flocks (one of Portugal's few colonies) calling over the fields, bee-eaters passing in September, and the Atlantic swell under the Cape St Vincent cliffs. The raptors themselves are silent.

Binoculars?

Telescope recommended. Kettles climb high over Vale Santo and griffons drift out to sea; binoculars for the choughs, a scope for the seabirds off the cape.

Where to go

How to go on your own, and what it costs

Cabranosa: from Sagres take the N268 north and turn on to the signed dirt track to Cabranosa (about 2 km north of the town); park on the verge and walk to the top of the hill. Vale Santo: the public track from Sagres towards the cape runs along its edge. Cape St Vincent: the N268 ends at the lighthouse car park. Everything is free and open at all hours; the festival (first weekend of October, registration at Forte do Beliche) adds guided counts, ringing demonstrations and boat trips, many free with the participant wristband.

Cost: Free. Festival registration free; some festival boat trips are paid (check current prices at birdwatchingsagres.com).

Who runs access

Field-recording notes

Open, windswept plateau — the SW wind is the limiting factor for any outdoor rig; a calm, clear morning after a northerly is what you want, and that is also when the birds move. Little to record from the raptors; target the chough flocks (unfenced fields, keep to tracks) and the cliff-base swell at the cape (tourist traffic and coaches at the lighthouse from mid morning — be there at dawn). Festival week brings 1,000+ birders onto Cabranosa. No restrictions on recording; the fields are private.

Sources

Similar spectacles

More: all spectacles in Portugal · vultures · bird migration hotspots · Portugal in September · Portugal in October