A data list containing inputs for a CEATTLE model that uses growth
estimated from the Woods Hole Assessment Model (WHAM). See
BS2017SS for format details. Its two 2DAR1 fleets ship with
Time_varying_sel_sd = 0 and no N_sel_bins, so
data_check() refuses it as shipped; the vignettes set a different
selectivity before fitting.
Format
A list with the same structure as BS2017SS.