Gopherus berlandieri: Population traits

at T = 26 °C with background hazards for embryo, juv, adult: 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 std f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.876314 0.924996 0.962498 0.962498 1 1 scaled functional response
r 1/d 0 0 0.000538637 6.24301e-05 0.000649614 0.000106711 spec pop growth rate
t2 d NaN NaN 1286.85 11102.8 1067.01 6495.56 population doubling time
a_b d 157.804 156.684 155.88 155.88 155.123 155.123 age at birth
t_p d 8814.67 4869.45 4119.3 4119.3 3655.77 3655.77 time since birth at puberty
S_b - 0.999997 0.999997 0.999997 0.999997 0.999997 0.999997 survival probability at birth
S_p - 0.999982 0.483301 0.999983 0.475736 0.999983 0.468649 survival probability at puberty
theta_0b - 0.0122607 0.173242 0.0811777 0.217277 0.0962659 0.246416 frac of ind that is embryo
theta_bp - 0.0122658 0.119729 0.074668 0.147628 0.0870692 0.165119 fraction of individuals that is juvenile
theta_pi - 0.975473 0.70703 0.844154 0.635095 0.816665 0.588466 frac of ind that is adult
L_bi cm 10.0893 8.19529 7.64331 7.55096 7.38077 7.16593 mean structural length of post-natals
L2_bi cm^2 105.343 80.282 67.1809 71.4961 63.591 66.4561 mean squared structural length of post-natals
L3_bi cm^3 1118.99 852.16 643.097 756.587 604.186 705.371 mean cubed structural length of post-natals
Ww_bi g 2241.84 1754.76 1351.88 1590.45 1296.03 1513.08 mean wet weight of post-natals
L_pi cm 10.1831 9.14379 8.08424 8.70085 7.88304 8.44323 mean structural length of adults
L2_pi cm^2 106.58 92.7249 72.4912 86.5208 69.602 83.1632 mean squared structural length of adults
L3_pi cm^3 1132.83 993.41 698.263 928.207 666.502 898.1 mean cubed structural length of adults
Ww_pi g 2269.56 2045.63 1467.85 1951.22 1429.7 1926.5 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 7.10404 5.71477 4.97607 5.29569 4.89368 5.11417 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 0.0696124 0.00891929 0.080203 0.0147181 yield of living structure on food
Y_VX_d mol/mol 0.015052 0.0338028 0.0014678 0.0376358 0.00103597 0.0413818 yield of dead structure on food
Y_EX mol/mol 0 0 0.0767225 0.00983029 0.0918389 0.0168534 yield of living reserve on food
Y_EX_d mol/mol 0.015104 0.0358038 0.00161772 0.0414798 0.00118627 0.0473855 yield of dead reserve on food
Y_CX mol/mol 0.699131 0.667077 0.602229 0.644117 0.582043 0.625857 yield of CO2 on food
Y_HX mol/mol 0.74335 0.709269 0.640318 0.684856 0.618856 0.665442 yield of H2O on food
Y_OX mol/mol -0.887359 -0.846675 -0.764367 -0.817534 -0.738747 -0.794358 yield of O2 on food
Y_NX mol/mol 0.161338 0.153941 0.138976 0.148642 0.134318 0.144429 yield of N-waste on food
mu_TX J/mol 448794 428394 387091 413748 374162 402071 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