DBRC Austropotamobius pallipes records 1960 - 2015
This dataset comprises all of the Austropotamobius pallipes records held by Derbyshire Wildlife Trust and the former Derby Biological Records Centre and covers the period 1960 a^?? 2015.
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.
The records have been captured during site surveys for conservation purposes in relation to either development work or improving knowledge and understanding of A. pallipes distribution and population trends in Derbyshire.
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.
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.
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