Passer domesticus: Population traits

at T = 41.6 °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 - 0.780033 0.781759 0.89088 0.89088 1 1 scaled functional response
r 1/d 0 0 0.00745605 0.00300052 0.0131738 0.00496239 spec pop growth rate
t2 d NaN NaN 92.9643 231.009 52.6155 139.68 population doubling time
a_b d 7.10951 7.1069 6.9563 6.9563 6.82877 6.82877 age at birth
t_p d 198.623 168.997 58.6618 58.6618 42.3836 42.3836 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.775363 1 0.725471 1 0.684323 survival probability at puberty
theta_0b - 0.000738669 0.00194885 0.05051 0.0602122 0.0859839 0.105424 frac of ind that is embryo
theta_bp - 0.000739303 0.00170869 0.0479918 0.049984 0.0786358 0.0838729 fraction of individuals that is juvenile
theta_pi - 0.998522 0.996342 0.901498 0.889804 0.83538 0.810704 frac of ind that is adult
L_bi cm 1.934 1.93686 2.02431 2.0689 2.10672 2.18264 mean structural length of post-natals
L2_bi cm^2 3.74121 3.75301 4.16745 4.34962 4.57942 4.92309 mean squared structural length of post-natals
L3_bi cm^3 7.23833 7.27437 8.69037 9.25074 10.1983 11.3685 mean cubed structural length of post-natals
Ww_bi g 10.9555 11.0183 13.7873 14.6764 16.9123 18.853 mean wet weight of post-natals
L_pi cm 1.93449 1.938 2.06269 2.11218 2.18007 2.27181 mean structural length of adults
L2_pi cm^2 3.74277 3.75667 4.29867 4.49905 4.84411 5.2514 mean squared structural length of adults
L3_pi cm^3 7.24215 7.28329 9.03436 9.64664 10.9361 12.3042 mean cubed structural length of adults
Ww_pi g 10.9612 11.0318 14.3331 15.3045 18.1358 20.4046 mean wet weight of adults
R 1/d 0.00011431 0.000421231 0.0149856 0.0184569 0.0303073 0.0380085 mean reproduction rate of adults
J_X g/d 1.8223 1.8321 2.31838 2.41972 2.8596 3.07421 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 0.0279487 0.0114712 0.0469821 0.0183511 yield of living structure on food
Y_VX_d mol/mol 0.000414549 0.000733343 2.33857e-07 0.0100407 7.36628e-08 0.0176374 yield of dead structure on food
Y_EX mol/mol 0 0 0.0163922 0.00672795 0.0309306 0.0120814 yield of living reserve on food
Y_EX_d mol/mol 0.000212885 0.000377429 1.37159e-07 0.00588898 4.84957e-08 0.0116116 yield of dead reserve on food
Y_CX mol/mol 0.723123 0.72273 0.687606 0.695903 0.660329 0.675142 yield of CO2 on food
Y_HX mol/mol 0.769848 0.76943 0.732035 0.740869 0.702996 0.718766 yield of H2O on food
Y_OX mol/mol -0.91781 -0.917312 -0.87273 -0.883262 -0.838109 -0.85691 yield of O2 on food
Y_NX mol/mol 0.166875 0.166784 0.158678 0.160593 0.152384 0.155802 yield of N-waste on food
mu_TX J/mol 464032 463787 441766 446968 424561 433871 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