Elephantulus rufescens: Population traits

at T = 37.3 °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 - 0.591538 0.592055 0.796027 0.796027 1 1 scaled functional response
r 1/d 0 0 0.0056543 0.00333177 0.0120879 0.0053468 spec pop growth rate
t2 d NaN NaN 122.588 208.042 57.3423 129.638 population doubling time
a_b d 3.27196 3.27196 3.27196 3.27196 3.27196 3.27196 age at birth
t_x d 406.45 395.249 69.621 69.621 42.1445 42.1445 time since birth at weaning
t_p d 52.0012 51.8711 27.241 27.241 19.2412 19.2412 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.986751 1 0.908003 1 0.843753 survival probability at weaning
S_p - 0.999997 0.900094 1 0.518556 1 0.383273 survival probability at puberty
theta_0b - 0.000440308 0.000489783 0.0183306 0.0203163 0.0387792 0.0453763 frac of ind that is embryo
theta_bx - 0.000440308 0.000486455 0.0179946 0.0191316 0.0372753 0.0408982 fraction of individuals that is baby
theta_xp - 0.0542556 0.0531236 0.301456 0.226371 0.346413 0.249748 fraction of individuals that is juvenile
theta_pi - 0.944864 0.9459 0.662218 0.734181 0.577533 0.663977 frac of ind that is adult
L_bi cm 2.11907 2.12089 2.7447 2.76171 3.19511 3.27117 mean structural length of post-natals
L2_bi cm^2 4.49046 4.4982 7.57 7.66261 10.4057 10.9085 mean squared structural length of post-natals
L3_bi cm^3 9.51565 9.54028 20.9639 21.3426 34.4122 36.9142 mean cubed structural length of post-natals
Ww_bi g 11.3544 11.3854 26.4151 26.8923 45.6532 48.9725 mean wet weight of post-natals
L_pi cm 2.11942 2.12127 2.84475 2.84744 3.50088 3.53738 mean structural length of adults
L2_pi cm^2 4.49195 4.4998 8.09279 8.10805 12.265 12.5193 mean squared structural length of adults
L3_pi cm^3 9.52033 9.54531 23.023 23.0879 42.9992 44.3287 mean cubed structural length of adults
Ww_pi g 11.3599 11.3914 29.0096 29.0914 57.0451 58.809 mean wet weight of adults
R 1/d 0.000142165 0.000158015 0.0083825 0.00841131 0.0201197 0.0207044 mean reproduction rate of adults
J_X g/d 2.09669 2.10214 4.75646 4.81465 8.21358 8.61046 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 0.024921 0.0147693 0.0506443 0.0229225 yield of living structure on food
Y_VX_d mol/mol 0.000611305 0.000674866 6.70142e-08 0.00819604 1.35079e-08 0.0185805 yield of dead structure on food
Y_EX mol/mol 0 0 0.00648017 0.00384042 0.0165433 0.00748778 yield of living reserve on food
Y_EX_d mol/mol 0.000118122 0.000130518 1.74255e-08 0.0021312 4.41243e-09 0.00606945 yield of dead reserve on food
Y_CX mol/mol 0.823153 0.823083 0.794782 0.797061 0.76168 0.772897 yield of CO2 on food
Y_HX mol/mol 0.702029 0.701969 0.677832 0.679776 0.649601 0.659168 yield of H2O on food
Y_OX mol/mol -0.967761 -0.967679 -0.934406 -0.937086 -0.895488 -0.908677 yield of O2 on food
Y_NX mol/mol 0.0667422 0.0667365 0.0644418 0.0646266 0.0617578 0.0626674 yield of N-waste on food
mu_TX J/mol 463987 463949 448613 449849 430545 436647 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