An MP similar to SBT1 that modifies a time-series of catch recommendations and aims for a stable catch rates.
GB_slope(x, Data, reps = 100, yrsmth = 5, lambda = 1)A position in data-limited methods data object
A data-limited methods data object
The number of TAC samples
Number of years for evaluating slope in relative abundance index
A gain parameter
Note that this is my interpretation of their approach and is now stochastic. Currently it is generalized and is not 'tuned' to more detailed assessment data which might explain why in some cases it leads to stock declines.
Geromont, H.F. and Butterworth, D.S. 2014. Complex assessment or simple management procedures for efficient fisheries management: a comparative study. ICES J. Mar. Sci. doi:10.1093/icesjms/fsu017