Eubalaena glacialis: Population traits

at T = 38 °C with background hazards for embryo, baby, juv, adult: 0, 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model stx f_min f_max date: 2025/02/12
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.948791 0.948791 0.971965 0.971965 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000280485 0.000280485 4.42282e-05 4.42282e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 2471.25 2471.25 15672.1 15672.1 population doubling time
a_b d 333.168 NaN 333.168 NaN 333.168 NaN 333.168 NaN age at birth
t_x d 5526.96 NaN 3432.54 NaN 2791.93 NaN 2791.93 NaN time since birth at weaning
t_p d 226.167 NaN 223.587 NaN 220.709 NaN 220.709 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN 1 NaN survival probability at birth
S_x - 1 NaN 0.415756 NaN 1 NaN 0.410157 NaN survival probability at weaning
S_p - 0.999999 NaN 0.116147 NaN 1 NaN 0.115579 NaN survival probability at puberty
theta_0b - 0.0109735 NaN 0.0868058 NaN 0.0892874 NaN 0.1447 NaN frac of ind that is embryo
theta_bx - 0.0109714 NaN 0.0546772 NaN 0.081307 NaN 0.0893256 NaN fraction of individuals that is baby
theta_xp - 0.171034 NaN 0.135654 NaN 0.41357 NaN 0.175332 NaN fraction of individuals that is juvenile
theta_pi - 0.807021 NaN 0.722863 NaN 0.415835 NaN 0.590642 NaN frac of ind that is adult
L_bi cm 83.0206 NaN 81.2658 NaN 75.5241 NaN 79.2213 NaN mean structural length of post-natals
L2_bi cm^2 6941.83 NaN 6796.13 NaN 5986.99 NaN 6598.92 NaN mean squared structural length of post-natals
L3_bi cm^3 582827 NaN 576783 NaN 489325 NaN 564544 NaN mean cubed structural length of post-natals
Ww_bi g 1.97124e+07 NaN 1.99704e+07 NaN 1.74168e+07 NaN 2.00941e+07 NaN mean wet weight of post-natals
L_pi cm 84.9031 NaN 86.8966 NaN 88.4725 NaN 89.1753 NaN mean structural length of adults
L2_pi cm^2 7208.53 NaN 7551.1 NaN 7828.9 NaN 7952.88 NaN mean squared structural length of adults
L3_pi cm^3 612027 NaN 656181 NaN 692908 NaN 709313 NaN mean cubed structural length of adults
Ww_pi g 2.07e+07 NaN 2.27194e+07 NaN 2.4663e+07 NaN 2.52469e+07 NaN mean wet weight of adults
R 1/d 4.07796e-05 NaN 0.000360387 NaN 0.00061472 NaN 0.000729782 NaN mean reproduction rate of adults
J_X g/d 77693.5 NaN 77920.6 NaN 70623.5 NaN 77841.8 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.00194338 NaN 0.000320763 NaN yield of living structure on food
Y_VX_d mol/mol 0.000262379 NaN 0.000621867 NaN 2.01909e-06 NaN 0.000775376 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0672282 NaN 0.0110963 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00861181 NaN 0.0209095 NaN 6.98474e-05 NaN 0.026823 NaN yield of dead reserve on food
Y_CX mol/mol 0.815619 NaN 0.803912 NaN 0.759778 NaN 0.787739 NaN yield of CO2 on food
Y_HX mol/mol 0.695603 NaN 0.685618 NaN 0.647979 NaN 0.671825 NaN yield of H2O on food
Y_OX mol/mol -0.958904 NaN -0.945139 NaN -0.893252 NaN -0.926125 NaN yield of O2 on food
Y_NX mol/mol 0.0661313 NaN 0.065182 NaN 0.0616036 NaN 0.0638707 NaN yield of N-waste on food
mu_TX J/mol 459564 NaN 452737 NaN 426998 NaN 443304 NaN yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer