MigrantWillow WarblerPhylloscopus trochilusPhoto: Andreas Trepte, CC BY-SA 2.5
Places › Northern shore · Mountains
Tarifa · 36.10° N, 5.76° W
Cliffs above Bolonia with a griffon vulture colony and cliff-nesting raptors. Watch from the Bolonia road and the marked paths, without approaching the cliffs: nest locations are not published.
90 % of the records are from 2015 onwards.
September
The species with the largest share of their open observations in these weeks of the year, here (week 37 and its two neighbours). A likelihood, not a promise: observations measure effort as well as presence.
MigrantWillow WarblerPhylloscopus trochilusPhoto: Andreas Trepte, CC BY-SA 2.5
60% of its observations here fall in these weeks
MigrantEuropean Pied FlycatcherFicedula hypoleucaPhoto: ViiruPesonen, CC BY-SA
55% of its observations here fall in these weeks
SeasonalAlpine SwiftApus melbaPhoto: Paul F Donald, CC BY-SA
54% of its observations here fall in these weeks
MigrantCommon RedstartPhoenicurus phoenicurusPhoto: Сергей Неклюдов, CC BY
49% of its observations here fall in these weeks
SeasonalCory’s ShearwaterCalonectris diomedeaPhoto: Jan Ebr & Ivana Ebrová, CC BY
49% of its observations here fall in these weeks
MigrantEuropean Honey BuzzardPernis apivorusPhoto: Alidz31, CC BY
46% of its observations here fall in these weeks
MigrantBlack StorkCiconia nigraPhoto: Zinogre, CC BY-SA
44% of its observations here fall in these weeks
SeasonalOspreyPandion haliaetusPhoto: froggymum, CC BY
43% of its observations here fall in these weeks
Where to watch today
Forecast wind at Sierra de la Plata, 10:00–16:00
8km/h from the SW
Gusts
22 km/h
With no clear easterly or westerly regime, the crossing point is decided hour by hour. It pays to watch how the day develops before choosing where to be.
Watchpoint: Cazalla, for its view over the whole front
Forecast for Tuesday 8 September, Open-Meteo (CC BY 4.0). A reading, not a prediction of passage.
Species more concentrated here than in the rest of the Strait: their share of observations at the place divided by their share across the whole area. An index of 3 means three times more frequent here than expected.
Birds with 30 or more open records within the site radius. It measures observation effort as well as presence.
Griffon Vulture1,508
Common Kestrel929
Spotless Starling921
European Goldfinch897
Common Blackbird861
House Sparrow716Each species' line is its weekly distribution here; the vertical tick is the current week.
Important Bird Area (IBA)
Inventory kept by SEO/BirdLife within BirdLife International's IBA programme. It is not a legal protection status, but it carries weight in impact assessments and in court.
Natura 2000 network
Cliffs above Bolonia with a griffon vulture colony and cliff-nesting raptors. Watch from the Bolonia road and the marked paths, without approaching the cliffs: nest locations are not published.
CC0 and CC BY records from GBIF and OBIS in the own database, deduplicated, within about 2.5 km of the point. Natura 2000 sites from the European Environment Agency. Protection designations as currently in force; no legal value. 8 September 2026.