This Black-tailed Godwit was marked as first CY male on November 11, 2008 near Seixal Tank, Tagus Estuary, Setúbal, Portugal (38°30'26"N, 8°46'04"W), ~1830 km South West of the position where it was found at Warmond. I saw this animal on March 19 and March 27 and April 2nd, 2011.