Bathyergus janetta: Population traits

at T = 34 °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_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.92963 0.933759 0.966879 0.966879 1 1 scaled functional response
r 1/d 0 0 0.00278613 0.00086801 0.00399219 0.00136848 spec pop growth rate
t2 d NaN NaN 248.785 798.547 173.626 506.507 population doubling time
a_b d 24.512 24.512 24.512 24.512 24.512 24.512 age at birth
t_x d 957.065 716.065 457.123 457.123 380.865 380.865 time since birth at weaning
t_p d 28.9539 28.8653 28.1908 28.1908 27.5745 27.5745 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.553952 1 0.543799 1 0.534284 survival probability at weaning
S_p - 0.999017 0.13711 0.999921 0.130414 0.999957 0.125012 survival probability at puberty
theta_0b - 0.00388869 0.0265825 0.066036 0.11952 0.0932303 0.168025 frac of ind that is embryo
theta_bx - 0.00388867 0.0195675 0.0616764 0.085417 0.0845388 0.117644 fraction of individuals that is baby
theta_xp - 0.147909 0.130264 0.611174 0.328502 0.624075 0.365325 fraction of individuals that is juvenile
theta_pi - 0.844313 0.823586 0.261114 0.466561 0.198156 0.349006 frac of ind that is adult
L_bi cm 4.48561 4.42633 3.99985 4.0911 3.8828 3.94332 mean structural length of post-natals
L2_bi cm^2 20.1884 19.8197 16.7169 17.6384 15.9677 16.7512 mean squared structural length of post-natals
L3_bi cm^3 91.0418 89.2904 71.9164 78.412 68.3022 74.4987 mean cubed structural length of post-natals
Ww_bi g 290.056 285.343 235.422 256.686 228.91 249.677 mean wet weight of post-natals
L_pi cm 4.53482 4.55489 4.70482 4.71203 4.84343 4.86278 mean structural length of adults
L2_pi cm^2 20.5646 20.747 22.1355 22.2033 23.4599 23.6473 mean squared structural length of adults
L3_pi cm^3 93.2568 94.5005 104.146 104.624 113.636 114.998 mean cubed structural length of adults
Ww_pi g 297.113 301.993 340.926 342.492 380.845 385.409 mean wet weight of adults
R 1/d 0.00018719 0.00131534 0.00996792 0.0103398 0.0182686 0.019313 mean reproduction rate of adults
J_X g/d 11.9213 11.7555 10.2669 10.8328 10.1427 10.6404 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.0195161 0.00628298 0.026884 0.00958147 yield of living structure on food
Y_VX_d mol/mol 0.00124586 0.00277138 9.89897e-06 0.00805516 4.55548e-06 0.0119973 yield of dead structure on food
Y_EX mol/mol 0 0 0.0443708 0.0142847 0.0632159 0.0225302 yield of living reserve on food
Y_EX_d mol/mol 0.00272341 0.00608504 2.25058e-05 0.0183138 1.07119e-05 0.0282109 yield of dead reserve on food
Y_CX mol/mol 0.820157 0.815636 0.764703 0.780412 0.740472 0.756932 yield of CO2 on food
Y_HX mol/mol 0.699473 0.695617 0.652179 0.665576 0.631513 0.645552 yield of H2O on food
Y_OX mol/mol -0.964238 -0.958923 -0.899043 -0.917511 -0.870555 -0.889907 yield of O2 on food
Y_NX mol/mol 0.0664992 0.0661326 0.0620029 0.0632766 0.0600382 0.0613729 yield of N-waste on food
mu_TX J/mol 462266 459699 430756 439682 416956 426316 yield of heat on food

Remarks

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