There will be more about this bird in the coming months in the DBC Lek and I believe BirdGuides are publishing a "finders keepers" article on this bird over the next few days. But for now here is a picture of the bird and a few sound recordings from myself and Mark Newsome.
(Iberian Chiffchaff - copyright Mark Newsome)
MARK NEWSOME RECORDING OF IBERIAN CHIFFCHAFF BELOW
ANDREW KINGHORN RECORDING OF IBERIAN CHIFFCHAFF BELOW
Until next time, Foghorn out!