DBRC Austropotamobius pallipes records 1960 - 2015

Quality Control

There is a high level of confidence about the accuracy of the records within this dataset. The dataset has a comprehensive geographic coverage and records have been collected by professional ecologists at the Environment Agency, Derbyshire Wildlife Trust and Ecological Consultancies. The dataset has been checked with the NBN Record Cleaner.

Method steps

1. The dataset has been validated and maintained by Derbyshire Wildlife Trust. The records have been generated by volunteers and professionals. Survey methods are variable, but usually include hand and net searches of watercourses. Many of the records have been collected by professional staff at the Environment Agency with a smaller number from DWT staff and volunteers.

The data relates to the administrative county of Derbyshire and records have been collected from across the entire County. The records are mainly site based, and as such many have been entered onto the Trusta^??s database using a six figure grid reference for the site.