Monthly mean graphs for CPR standard areas

Here you can explore monthly mean data of a few variables across the CPR database, within the CPR standard areas. The Copepod data have been log transformed to provide a normalised distribution, prior to the calculation of the mean. Phytoplankton Colour Index is a visual index of chlorophyll based on the intensity of the green colouration of the CPR filtering silk, this is assigned numerical values in four categories (0,1, 2, 6.5).

If you wish to have access to the monthly data please complete the Data Request Form