The file scallop_estimated_parameters_by_area.csv contains the parameter estimates from the SAM stock assessments. It includes data from Tables A.12, A.20, A.29, A.38 and A.46 in the report.
The variables in the file are:
Area
Description: Scottish scallop stock assessment area name
Type: categorical
Levels: 5 (East Coast, North East, North West, Shetland, West of Kintyre)
Note: Data are only available for those assessment areas which have an analytical assessment.
Parameter
Description: parameter identifier as used in the SAM stock assessment
Type: categorical
Levels: 37
Note: The parameter identifier can have a different meaning for different assessment areas.
Parameter estimate
Description: parameter value estimated by the stock assessment on log scale.
Type: continuous
Range: -10.1793, 2.1493
Note:
Parameter sd
Description: standard deviation of the parameter value estimated by the stock assessment on log scale.
Type: continuous
Range: 0.0465, 0.8855
Note:
Exp parameter
Description: parameter value estimated by the stock assessment transformed to natural scale.
Type: continuous
Range: 0.000040, 8.578790
Note:
Low
Description: lower 95% confidence interval of the parameter estimate on the natural scale.
Type: continuous
Range: 0.000030, 6.531840
Note:
High
Description: upper 95% confidence interval of the parameter estimate on the natural scale.
Type: continuous
Range: 0.000060, 11.267210
Note: