AUTHOR CONTRIBUTIONS
CS, RE and OS were RSPB (Scotland) project managers for the WTE east coast reinforcement project, and as part of their many duties CS and RE coordinated and assisted in the collection of nestlings in Norway, organized their transport, supervised and monitored the birds’ time in the hacking facility, and collected/collated essential supporting data. CS led in data collation on background data for this study. Along with CS and RE, SH, JH and AM supervised submission, the scope of samples, and collation of/annual reports on laboratory results. MF conducted data analyses and led on an initial draft manuscript using some earlier material by JH, and directly assisted in subsequent revisions by VM and DPW. DPW undertook analyses on birds’ age and coordinated the submitted MS to which all co-authors contributed and agreed on.