C. 60.000 Manx Shearwaters
1 Barolo Shearwater
1 Fea's type Petrel (4th this year)
141 Roseate Terns
2 Wilson's Storm Petrels
6 Sabine's Gulls
264 Pomarine Skuas
227 Arctic Skuas
243 Great Skuas
67 Long Tailed Skuas
1511 "Commic" Terns
712 Sandwich Terns
25 G. Phalaropes
27 Great Shearwaters
751 Sooty Shearwaters
1 Fulmar (9th of the year)
ETC.
Observers: Dani Monteagudo, Carla Soaje, Pablo y Antonio Gutiérrez, David Martínez, Ricardo Hevia, Pablo Pita y Antonio Sandoval, Mark Hollingworth, David Taylor.
Counting Seabirds from the Observatory (photo by David Martinez):