Balaenoptera physalus: Population traits

at T = 37 °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: 2023/04/13
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.951726 0.951726 0.959248 0.959248 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000332094 0.000332094 9.11606e-05 9.11606e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 2087.2 2087.2 7603.58 7603.58 population doubling time
a_b d 314.43 NaN 314.43 NaN 314.43 NaN 314.43 NaN age at birth
t_x d 6842.25 NaN 4677.57 NaN 2958.48 NaN 2958.48 NaN time since birth at weaning
t_p d 190.586 NaN 189.537 NaN 184.28 NaN 184.28 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN 1 NaN survival probability at birth
S_x - 1 NaN 0.465844 NaN 1 NaN 0.455884 NaN survival probability at weaning
S_p - 0.999998 NaN 0.12589 NaN 1 NaN 0.125394 NaN survival probability at puberty
theta_0b - 0.00677917 NaN 0.0498712 NaN 0.0991736 NaN 0.167684 NaN frac of ind that is embryo
theta_bx - 0.0067776 NaN 0.0334112 NaN 0.0893206 NaN 0.108208 NaN fraction of individuals that is baby
theta_xp - 0.140708 NaN 0.119249 NaN 0.474262 NaN 0.234569 NaN fraction of individuals that is juvenile
theta_pi - 0.845735 NaN 0.797468 NaN 0.337243 NaN 0.48954 NaN frac of ind that is adult
L_bi cm 173.905 NaN 170.637 NaN 152.219 NaN 157.75 NaN mean structural length of post-natals
L2_bi cm^2 30387.3 NaN 29627.3 NaN 24428.9 NaN 26471.8 NaN mean squared structural length of post-natals
L3_bi cm^3 5.32436e+06 NaN 5.19083e+06 NaN 4.05956e+06 NaN 4.60215e+06 NaN mean cubed structural length of post-natals
Ww_bi g 3.92699e+07 NaN 3.85467e+07 NaN 3.12542e+07 NaN 3.54315e+07 NaN mean wet weight of post-natals
L_pi cm 176.556 NaN 177.916 NaN 183.151 NaN 184.646 NaN mean structural length of adults
L2_pi cm^2 31171.9 NaN 31654 NaN 33550.5 NaN 34097.4 NaN mean squared structural length of adults
L3_pi cm^3 5.50358e+06 NaN 5.63175e+06 NaN 6.14711e+06 NaN 6.29715e+06 NaN mean cubed structural length of adults
Ww_pi g 4.05917e+07 NaN 4.18209e+07 NaN 4.7326e+07 NaN 4.84812e+07 NaN mean wet weight of adults
R 1/d 2.53673e-05 NaN 0.000198789 NaN 0.000887078 NaN 0.00107358 NaN mean reproduction rate of adults
J_X g/d 151530 NaN 148908 NaN 127996 NaN 138700 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 0.0105328 NaN 0.00302476 NaN yield of living structure on food
Y_VX_d mol/mol 0.000788302 NaN 0.00179495 NaN 1.30293e-07 NaN 0.00406209 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0705581 NaN 0.0202626 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00502584 NaN 0.0115342 NaN 8.72818e-07 NaN 0.0272116 NaN yield of dead reserve on food
Y_CX mol/mol 0.81845 NaN 0.811499 NaN 0.748818 NaN 0.773359 NaN yield of CO2 on food
Y_HX mol/mol 0.698017 NaN 0.692089 NaN 0.638632 NaN 0.659562 NaN yield of H2O on food
Y_OX mol/mol -0.962232 NaN -0.954059 NaN -0.880367 NaN -0.90922 NaN yield of O2 on food
Y_NX mol/mol 0.0663608 NaN 0.0657972 NaN 0.060715 NaN 0.0627048 NaN yield of N-waste on food
mu_TX J/mol 461246 NaN 457231 NaN 421019 NaN 435196 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