Pterodroma feae / madeira – Pedryn Penrhyn Gwyrdd / Pedryn Madeira
(AKA soft-plumaged petrel)
One was seen and photographed off Grassholm on 11 July 2010, accepted by BBRC.
Source: 2010 Pembrokeshire Bird Report.
More about the Zino’s/Fea’s/Desertas Petrel in Pembrokeshire