Supplementary material is available at the Aquatic Conservation website with the online version of this paper. It contains a table showing the sizes of the animals sampled; a technical description of how the telemetry data was cleaned and processed; a figure showing the days for which data were available from each animal; a figure showing the scaling of precision with sample size for bootstrap resamples of the data; and a figure giving the smooth from the GAM fit to the Orkney population trajectory.

aqc_2277_sm.docWord document35KSupplementary Material
aqc_2277_sm_figuresandtables.docWord document108KSupplementary Material

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