Damaliscus lunatus: Population traits

at T = 36.5 °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: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.971354 0.971354 0.972906 0.972906 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00135547 0.00135547 0.000617732 0.000617732 spec pop growth rate
t2 d NaN NaN NaN NaN 511.371 511.371 1122.08 1122.08 population doubling time
a_b d 54.2279 54.2279 54.2279 54.2279 54.2279 54.2279 54.2279 54.2279 age at birth
t_x d 1001.32 459.638 853.977 455.032 508.34 394.36 508.34 394.36 time since birth at weaning
t_p d 177.206 156.409 176.683 156.038 168.302 150.014 168.302 150.014 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_x - 1 1 0.619312 0.587116 1 1 0.607172 0.576131 survival probability at weaning
S_p - 1 1 0.325036 0.287459 1 1 0.312123 0.278063 survival probability at puberty
theta_0b - 0.00382309 0.00345268 0.0100104 0.0107741 0.0708685 0.0708685 0.0914505 0.102825 frac of ind that is embryo
theta_bx - 0.00382305 0.00345264 0.00774019 0.00810447 0.0658454 0.0658454 0.067779 0.0741913 fraction of individuals that is baby
theta_xp - 0.0667699 0.0258121 0.0530913 0.0279491 0.396808 0.318873 0.237525 0.194981 fraction of individuals that is juvenile
theta_pi - 0.925584 0.967283 0.929158 0.953172 0.466479 0.544413 0.603245 0.628003 frac of ind that is adult
L_bi cm 23.6144 25.4533 23.6076 25.4276 22.8291 24.3627 23.1018 24.5961 mean structural length of post-natals
L2_bi cm^2 558.081 648.458 558.104 647.746 527.907 603.201 540.66 615.703 mean squared structural length of post-natals
L3_bi cm^3 13196.6 16530.7 13206.9 16520.6 12326.5 15112.3 12772.2 15602.1 mean cubed structural length of post-natals
Ww_bi g 90892 121454 91087.4 121548 87039.5 113862 90186.4 117552 mean wet weight of post-natals
L_pi cm 23.7022 25.5497 23.74 25.5907 24.3745 26.2074 24.3879 26.256 mean structural length of adults
L2_pi cm^2 561.794 652.788 563.588 654.885 594.119 686.855 594.771 689.393 mean squared structural length of adults
L3_pi cm^3 13315.7 16678.6 13379.6 16759 14481.4 18002 14505.3 18101.5 mean cubed structural length of adults
Ww_pi g 91712.8 122541 92278.3 123302 102256 135634 102424 136383 mean wet weight of adults
R 1/d 7.35605e-05 0.00471782 0.000219301 0.00488889 0.00269935 0.00750626 0.00274904 0.00770561 mean reproduction rate of adults
J_X g/d 3220.48 4034.15 3225.76 4036.16 3136.19 3863.26 3211.96 3943.33 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.00532754 0.00530232 0.00245638 0.00244411 yield of living structure on food
Y_VX_d mol/mol 0.000292615 0.000264233 0.000467261 0.000452886 1.7145e-10 4.40913e-11 0.00210075 0.0022793 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0322911 0.0346473 0.0148885 0.0159707 yield of living reserve on food
Y_EX_d mol/mol 0.00172279 0.00167713 0.00275541 0.00287915 1.03919e-09 2.88109e-10 0.012733 0.0148938 yield of dead reserve on food
Y_CX mol/mol 0.821964 0.822032 0.820847 0.820746 0.789031 0.786875 0.794063 0.790909 yield of CO2 on food
Y_HX mol/mol 0.701014 0.701073 0.700062 0.699976 0.672927 0.671088 0.677219 0.674529 yield of H2O on food
Y_OX mol/mol -0.966363 -0.966443 -0.96505 -0.964931 -0.927644 -0.92511 -0.93356 -0.929853 yield of O2 on food
Y_NX mol/mol 0.0666457 0.0666513 0.0665552 0.066547 0.0639755 0.0638007 0.0643835 0.0641278 yield of N-waste on food
mu_TX J/mol 463275 463314 462631 462571 444271 443009 447175 445339 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