Months in bold show those with records of each species during our trips.
Wilson’s Storm-petrel (Oceanites oceanicus). Summer, regular offshore visitor from S Atlantic, often in small flocks. Most sightings from May to October, specially in July-September. (October)
Great Shearwater (Puffinus gravis). Seen offshore from July to December, with peaks in August and November. Scarce off W Galician coast, but regularly spotted, even from capes, in the N shore of Galicia. (October)
Long-tailed Skua (=Long-tailed Jaeger) (Stercorarius longicaudus). Scarce in W Galicia, but often seen (even in flocks) off N Galicia, mostly August-October. Full-tailed adults are a sought-after highlight during pelagic trips. (October)
Pomarine Skua (=Pomarine Jaeger) (Stercorarius pomarinus). Uncommon, recorded August-November. Both juveniles (often dark morphs) and full-tailed adults are seen offshore, chasing terns. (October)
Fairly common species, easy to see in some parts of Europe, but always a nice sight during our pelagics:
Black Tern (Chlidonias niger). Scarce but regular species in W Galicia, seen from July to October, specially in September.
Great Skua (Stercorarius skua). Common in low numbers off W Galicia, almost year-round, but peaks August-November. (February, March, April, October, December)
Sooty Shearwater (Puffinus griseus). Uncommon in W Galician coast, but can peak in October during W storms. (June, September, October)
Arctic Skua (=Parasitic Jaeger) (Stercorarius parasiticus). Regularly seen off W Galicia, even from land, and a night roost was discovered in Bueu, with dozens of birds by late-summer. (May, October)
Common Scoter (Melanitta nigra). Declining migrant and wintering diving duck, often seen in flocks near the shoreline, almost year-round (migration peaks from September to December in W Galicia). (December, March)
Common species, easy to see in many parts of Europe, almost guaranteed during our pelagics:
Cory’s Shearwater (Calonectris diomedea). Common off W Galicia from April to October, usually spotted alone or in small flocks. (June, September, October)
Common Tern (Sterna hirundo). Common off W Galicia in April-June and August-November, peaking May and September-October. Often in small flocks. (May, October)
Balearic Shearwater (Puffinus mauretanicus). Regularly seen off W Galicia, all-year round, but peaks April-June and September-October. Night roosts up to 1500 birds were records by late 90s at A Lanzada bay (O Grove/Sanxenxo). (May, June, September, October)
Northern Gannet (Morus bassanus). A common sight off W Galicia, all-year round, but peaks February-April (adults) and August-December (all age-classes). (February, March, Abril, May, June, September, October, December)