Dryocopus pileatus: Population traits

at T = 41.8 °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: 2023/10/03
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.955906 0.964159 0.982079 0.982079 1 1 scaled functional response
r 1/d 0 0 0.00241895 0.000456645 0.00366211 0.000781441 spec pop growth rate
t2 d NaN NaN 286.549 1517.91 189.275 887.011 population doubling time
a_b d 10.5333 10.5261 10.511 10.511 10.4964 10.4964 age at birth
t_p d 142.156 101.481 78.2057 78.2057 67.5572 67.5572 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.467353 1 0.462409 1 0.45768 survival probability at puberty
theta_0b - 0.00204648 0.0110917 0.0251181 0.029085 0.0377189 0.0454545 frac of ind that is embryo
theta_bp - 0.00204611 0.00738176 0.0244831 0.0191697 0.03629 0.0297137 fraction of individuals that is juvenile
theta_pi - 0.995907 0.981527 0.950399 0.951745 0.925991 0.924832 frac of ind that is adult
L_bi cm 3.14544 3.1607 3.13258 3.18429 3.13368 3.20822 mean structural length of post-natals
L2_bi cm^2 9.9014 10.0134 9.90563 10.2043 9.96019 10.3987 mean squared structural length of post-natals
L3_bi cm^3 31.1831 31.7662 31.5096 32.8191 31.9454 33.9031 mean cubed structural length of post-natals
Ww_bi g 321.259 329.817 332.648 346.473 342.82 363.829 mean wet weight of post-natals
L_pi cm 3.14842 3.17199 3.16938 3.21492 3.18951 3.25769 mean structural length of adults
L2_pi cm^2 9.91576 10.0678 10.0851 10.3534 10.2346 10.6422 mean squared structural length of adults
L3_pi cm^3 31.2368 31.9695 32.1894 33.3839 32.9946 34.8374 mean cubed structural length of adults
Ww_pi g 321.812 331.928 339.825 352.435 354.079 373.855 mean wet weight of adults
R 1/d 0.00010392 0.00172359 0.00228723 0.00480765 0.0040573 0.00790127 mean reproduction rate of adults
J_X g/d 52.5361 53.5893 53.9976 55.6257 55.2859 57.72 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 0.00141154 0.00026942 0.00211605 0.000458996 yield of living structure on food
Y_VX_d mol/mol 0.000116248 0.000251412 5.34923e-07 0.000388206 1.78654e-07 0.000567585 yield of dead structure on food
Y_EX mol/mol 0 0 0.0134902 0.00257486 0.0205922 0.00446669 yield of living reserve on food
Y_EX_d mol/mol 0.00108138 0.00235891 5.11229e-06 0.0037101 1.73856e-06 0.00552342 yield of dead reserve on food
Y_CX mol/mol 0.72266 0.721512 0.711521 0.717992 0.705181 0.714682 yield of CO2 on food
Y_HX mol/mol 0.769355 0.768133 0.757496 0.764385 0.750746 0.760861 yield of H2O on food
Y_OX mol/mol -0.917222 -0.915765 -0.903084 -0.911297 -0.895037 -0.907096 yield of O2 on food
Y_NX mol/mol 0.166768 0.166503 0.164197 0.16569 0.162734 0.164927 yield of N-waste on food
mu_TX J/mol 463709 462952 456359 460629 452174 458444 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