========================= cruiseid year ------------------------- LMG0205 2002 ========================= tagid ageclass sex std_len girth_ax mass mass_pred age_by_len age_by_mass ------------------------- G031 Adult Female 251 175 385 344.4789375 Adult Adult G033 Adult Female 224 148 267.5 229.6492848 4 Adult G034 Adult Female 232 165 294.5 287.87006 6 Adult G035 Adult Female 229 147 238 231.3824393 5 Adult G036 Adult Female 214 156 207 242.0974352 2 Adult G038 Adult Male 222 162 273 267.6317384 3 Adult G039 Adult Male 232 153 246.5 251.3066744 Adult Adult G040 Adult Male 226 168 301.5 290.4481712 4 Adult G041 Adult Male 229 165 269 284.4968825 5 Adult G042 Adult Male 225 151 224 238.8892925 4 Adult