Data comprise sampling for wild sea trout from named sampling locations. The number of fish, individual fish fork length and the number and life cycle stage of any sea lice found are all recorded. Notes on temporal and spatial coverage Data have...

Marine Scotland established a programme of research to assess the status of wild Atlantic salmon from electrofishing data. This included the development of the National Electrofishing Programme for Scotland (NEPS), a generalised random...

The River North Esk enters the North Sea in eastern Scotland. Wild Atlantic salmon (Salmo salar) have been monitored on this river since the 1960s. A proportion of emigrant smolts were captured in a trap on the Kinnaber Mill Lade situated off the...

These data have been updated with 2020 data, available at [https://doi.org/10.7489/12375-1](https://doi.org/10.7489/12375-1). Please use this link to download the most up to date data. The catch form return time series runs from 1997 to the most...