Balaenoptera musculus: 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: 2023/08/19
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.800355 0.800355 0.836341 0.836341 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00038964 0.00038964 5.91865e-05 5.91865e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 1778.94 1778.94 11711.2 11711.2 population doubling time
a_b d 272.259 NaN 272.259 NaN 272.259 272.259 272.259 272.259 age at birth
t_x d 5339.9 NaN 3009.8 NaN 1687.5 2176.38 1687.5 2176.38 time since birth at weaning
t_p d 218.083 NaN 210.818 NaN 187.214 192.616 187.214 192.616 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 1 1 survival probability at birth
S_x - 1 NaN 0.460471 NaN 1 1 0.423553 0.432511 survival probability at weaning
S_p - 0.99992 NaN 0.108059 NaN 0.999998 0.999996 0.107092 0.0986479 survival probability at puberty
theta_0b - 0.00483774 NaN 0.0463631 NaN 0.100673 0.100674 0.163449 0.154686 frac of ind that is embryo
theta_bx - 0.00483688 NaN 0.0309676 NaN 0.0905248 0.0905255 0.103214 0.0986852 fraction of individuals that is baby
theta_xp - 0.0900285 NaN 0.0802064 NaN 0.342864 0.423695 0.151634 0.175302 fraction of individuals that is juvenile
theta_pi - 0.900297 NaN 0.842463 NaN 0.465938 0.385106 0.581704 0.571327 frac of ind that is adult
L_bi cm 232.743 NaN 235.825 NaN 222.004 214.733 244.204 236.442 mean structural length of post-natals
L2_bi cm^2 54402.2 NaN 56727.1 NaN 53488 49788.2 65003.3 60425.4 mean squared structural length of post-natals
L3_bi cm^3 1.27467e+07 NaN 1.37764e+07 NaN 1.35671e+07 1.21206e+07 1.80472e+07 1.60525e+07 mean cubed structural length of post-natals
Ww_bi g 6.2186e+07 NaN 6.96117e+07 NaN 7.93146e+07 6.81748e+07 1.05505e+08 9.02901e+07 mean wet weight of post-natals
L_pi cm 235.775 NaN 246.136 NaN 275.044 269.678 289.005 278.099 mean structural length of adults
L2_pi cm^2 55590 NaN 60584.2 NaN 75954.6 72835.9 83674.9 77387.9 mean squared structural length of adults
L3_pi cm^3 1.31068e+07 NaN 1.49126e+07 NaN 2.10554e+07 1.97007e+07 2.42649e+07 2.15477e+07 mean cubed structural length of adults
Ww_pi g 6.39425e+07 NaN 7.53533e+07 NaN 1.23092e+08 1.1081e+08 1.41855e+08 1.21199e+08 mean wet weight of adults
R 1/d 1.97011e-05 NaN 0.000202101 NaN 0.000752123 0.000476184 0.00102355 0.000636607 mean reproduction rate of adults
J_X g/d 235168 NaN 256244 NaN 288891 256623 351087 311451 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.0182985 0.0184032 0.00304241 0.00305053 yield of living structure on food
Y_VX_d mol/mol 0.000995259 NaN 0.0024305 NaN 2.76638e-06 2.99889e-06 0.00522055 0.0052131 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0886763 0.0851089 0.0147438 0.0141077 yield of living reserve on food
Y_EX_d mol/mol 0.0038602 NaN 0.00985078 NaN 1.34061e-05 1.38689e-05 0.0252993 0.0241089 yield of dead reserve on food
Y_CX mol/mol 0.819337 NaN 0.812468 NaN 0.724861 0.728064 0.779145 0.780834 yield of CO2 on food
Y_HX mol/mol 0.698774 NaN 0.692916 NaN 0.6182 0.620931 0.664496 0.665936 yield of H2O on food
Y_OX mol/mol -0.963274 NaN -0.955199 NaN -0.852202 -0.855967 -0.916022 -0.918007 yield of O2 on food
Y_NX mol/mol 0.0664327 NaN 0.0658758 NaN 0.0587725 0.0590322 0.0631739 0.0633109 yield of N-waste on food
mu_TX J/mol 461774 NaN 457830 NaN 407400 409277 438638 439625 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