Acinonyx jubatus: Population traits

at T = 39 °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: 2025/07/18
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.987055 0.993355 0.996678 0.996678 1 1 scaled functional response
r 1/d 0 0 0.00119629 8.78464e-05 0.00139326 0.000157984 spec pop growth rate
t2 d NaN NaN 579.414 7890.44 497.499 4387.46 population doubling time
a_b d 44.3305 44.3305 44.3305 44.3305 44.3305 44.3305 age at birth
t_x d 1689.05 1098.88 1018.73 1018.73 962.349 962.349 time since birth at weaning
t_p d 107.169 106.895 106.752 106.752 106.611 106.611 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.353799 1 0.353404 1 0.353012 survival probability at weaning
S_p - 0.996475 0.0496046 0.999423 0.0494666 0.999531 0.0493276 survival probability at puberty
theta_0b - 0.00561897 0.0921797 0.0518086 0.121739 0.060005 0.145626 frac of ind that is embryo
theta_bx - 0.0056189 0.0538239 0.0491321 0.0707945 0.0564104 0.0844015 fraction of individuals that is baby
theta_xp - 0.208302 0.163897 0.620852 0.197225 0.638948 0.220464 fraction of individuals that is juvenile
theta_pi - 0.78046 0.6901 0.278207 0.610242 0.244636 0.549509 frac of ind that is adult
L_bi cm 9.26238 8.74155 8.07216 8.49722 7.90628 8.29276 mean structural length of post-natals
L2_bi cm^2 86.4554 80.0086 69.0649 76.8406 66.7384 74.2031 mean squared structural length of post-natals
L3_bi cm^3 810.039 745.651 609.757 712.554 583.919 685.147 mean cubed structural length of post-natals
Ww_bi g 40049.6 37096.7 30435.3 35566.3 29240.9 34310 mean wet weight of post-natals
L_pi cm 9.45306 9.5124 9.53479 9.54313 9.56124 9.57357 mean structural length of adults
L2_pi cm^2 89.3604 90.4857 90.9123 91.0715 91.4176 91.6533 mean squared structural length of adults
L3_pi cm^3 844.729 860.737 866.833 869.108 874.073 877.451 mean cubed structural length of adults
Ww_pi g 41764.7 42822.3 43267 43380.5 43770.9 43940 mean wet weight of adults
R 1/d 0.000161737 0.00301236 0.00409077 0.00449124 0.00536385 0.005957 mean reproduction rate of adults
J_X g/d 783.811 729.994 632.252 703.435 612.991 681.554 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 0.00115373 8.89852e-05 0.00132719 0.000158817 yield of living structure on food
Y_VX_d mol/mol 0.000137368 0.00034028 5.25447e-06 0.000386197 3.82116e-06 0.000437903 yield of dead structure on food
Y_EX mol/mol 0 0 0.0564332 0.00435261 0.0651342 0.00779423 yield of living reserve on food
Y_EX_d mol/mol 0.00665434 0.0165889 0.000257016 0.0188904 0.000187531 0.0214909 yield of dead reserve on food
Y_CX mol/mol 0.817546 0.808169 0.770318 0.801889 0.762174 0.796187 yield of CO2 on food
Y_HX mol/mol 0.697246 0.689249 0.656968 0.683893 0.650023 0.679031 yield of H2O on food
Y_OX mol/mol -0.961169 -0.950144 -0.905644 -0.942761 -0.89607 -0.936058 yield of O2 on food
Y_NX mol/mol 0.0662875 0.0655272 0.0624582 0.065018 0.0617979 0.0645557 yield of N-waste on food
mu_TX J/mol 460684 455212 433121 451547 428368 448219 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