Cephalophus zebra: Population traits

at T = 39.4 °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 - 0.942653 0.942653 0.953954 0.953954 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00156641 0.00156641 0.000503494 0.000503494 spec pop growth rate
t2 d NaN NaN NaN NaN 442.508 442.508 1376.67 1376.67 population doubling time
a_b d 45.5224 NaN 45.5224 NaN 45.5224 45.5224 45.5224 45.5224 age at birth
t_x d 650.18 NaN 498.426 NaN 347.51 477.157 347.51 477.157 time since birth at weaning
t_p d 97.4517 NaN 96.1844 NaN 91.6233 91.6 91.6233 91.6 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 1 1 survival probability at birth
S_x - 1 NaN 0.548899 NaN 1 1 0.5317 0.531609 survival probability at weaning
S_p - 1 NaN 0.257507 NaN 1 1 0.242239 0.235238 survival probability at puberty
theta_0b - 0.00710794 NaN 0.0272785 NaN 0.0688391 0.0688391 0.0882398 0.0882734 frac of ind that is embryo
theta_bx - 0.00710785 NaN 0.0197715 NaN 0.0641005 0.0641005 0.0615799 0.0615981 fraction of individuals that is baby
theta_xp - 0.0944112 NaN 0.0825795 NaN 0.326869 0.426188 0.161772 0.209849 fraction of individuals that is juvenile
theta_pi - 0.891373 NaN 0.87037 NaN 0.540192 0.440873 0.688408 0.640279 frac of ind that is adult
L_bi cm 11.2006 NaN 11.2432 NaN 11.0836 11.0861 11.3254 11.3279 mean structural length of post-natals
L2_bi cm^2 125.69 NaN 127.003 NaN 125.03 125.088 130.381 130.442 mean squared structural length of post-natals
L3_bi cm^3 1412.25 NaN 1438.98 NaN 1428.12 1429.12 1517.19 1518.26 mean cubed structural length of post-natals
Ww_bi g 13429.2 NaN 13830.2 NaN 14319.4 14332.8 15212.5 15226.8 mean wet weight of post-natals
L_pi cm 11.2888 NaN 11.4235 NaN 11.9408 11.9684 11.962 11.9747 mean structural length of adults
L2_pi cm^2 127.436 NaN 130.495 NaN 142.585 143.242 143.091 143.394 mean squared structural length of adults
L3_pi cm^3 1438.6 NaN 1490.71 NaN 1702.65 1714.37 1711.69 1717.11 mean cubed structural length of adults
Ww_pi g 13679.8 NaN 14327.4 NaN 17072.1 17193.6 17162.7 17221.1 mean wet weight of adults
R 1/d 0.000175403 NaN 0.000688534 NaN 0.00270073 0.00101443 0.00278374 0.00103958 mean reproduction rate of adults
J_X g/d 532.992 NaN 545.02 NaN 562.45 562.855 586.523 586.946 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 0.00397725 0.00397719 0.00130241 0.0013024 yield of living structure on food
Y_VX_d mol/mol 0.000424472 NaN 0.000856481 NaN 1.09882e-06 1.09686e-06 0.00149663 0.00149683 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0359017 0.0359105 0.0117566 0.0117595 yield of living reserve on food
Y_EX_d mol/mol 0.00361188 NaN 0.00737526 NaN 9.91882e-06 9.90368e-06 0.0135097 0.0135151 yield of dead reserve on food
Y_CX mol/mol 0.820095 NaN 0.816214 NaN 0.78693 0.786922 0.797868 0.79786 yield of CO2 on food
Y_HX mol/mol 0.69942 NaN 0.69611 NaN 0.671135 0.671129 0.680464 0.680457 yield of H2O on food
Y_OX mol/mol -0.964165 NaN -0.959603 NaN -0.925174 -0.925165 -0.938034 -0.938024 yield of O2 on food
Y_NX mol/mol 0.0664941 NaN 0.0661795 NaN 0.0638051 0.0638045 0.064692 0.0646913 yield of N-waste on food
mu_TX J/mol 462189 NaN 459941 NaN 442975 442970 449312 449307 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