Aethia psittacula: Population traits

at T = 40.7 °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: 2025/02/07
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.942748 0.970871 0.985436 0.985436 1 1 scaled functional response
r 1/d 0 0 0.000911133 0.000103137 0.00115332 0.000188587 spec pop growth rate
t2 d NaN NaN 760.753 6720.62 601.001 3675.47 population doubling time
a_b d 23.8921 23.8294 23.7984 23.7984 23.7682 23.7682 age at birth
t_p d 193.868 131.376 118.006 118.006 108.387 108.387 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.505367 1 0.500499 1 0.495808 survival probability at puberty
theta_0b - 0.00408672 0.0171355 0.0217964 0.0235742 0.0272487 0.0298538 frac of ind that is embryo
theta_bp - 0.00408581 0.0118475 0.0213241 0.0161832 0.026506 0.0203593 fraction of individuals that is juvenile
theta_pi - 0.991827 0.971017 0.956879 0.960243 0.946245 0.949787 frac of ind that is adult
L_bi cm 2.78486 2.85401 2.85654 2.8865 2.88042 2.91862 mean structural length of post-natals
L2_bi cm^2 7.76319 8.16802 8.20679 8.36477 8.3581 8.5622 mean squared structural length of post-natals
L3_bi cm^3 21.6556 23.4171 23.6687 24.2997 24.3723 25.1985 mean cubed structural length of post-natals
Ww_bi g 210.185 233.364 239.055 245.428 249.439 257.894 mean wet weight of post-natals
L_pi cm 2.78932 2.86832 2.8819 2.90674 2.91282 2.94495 mean structural length of adults
L2_pi cm^2 7.78313 8.23287 8.32325 8.45738 8.5082 8.68388 mean squared structural length of adults
L3_pi cm^3 21.7239 23.6432 24.0799 24.6261 24.9074 25.6319 mean cubed structural length of adults
Ww_pi g 210.849 235.617 243.208 248.724 254.915 262.331 mean wet weight of adults
R 1/d 0.000277673 0.00139849 0.00165097 0.00195761 0.00211635 0.00251958 mean reproduction rate of adults
J_X g/d 17.7962 19.2828 19.665 20.0435 20.3235 20.8198 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 0.00109664 0.000125038 0.00138308 0.000228249 yield of living structure on food
Y_VX_d mol/mol 0.000210947 0.000436339 1.88311e-05 0.000467421 1.14109e-05 0.000512834 yield of dead structure on food
Y_EX mol/mol 0 0 0.00997943 0.00113785 0.0127721 0.00210777 yield of living reserve on food
Y_EX_d mol/mol 0.00183647 0.00391201 0.000171363 0.00425355 0.000105374 0.00473578 yield of dead reserve on food
Y_CX mol/mol 0.721969 0.7201 0.714479 0.718771 0.712037 0.71747 yield of CO2 on food
Y_HX mol/mol 0.76862 0.766629 0.760645 0.765215 0.758045 0.76383 yield of H2O on food
Y_OX mol/mol -0.916346 -0.913973 -0.906839 -0.912286 -0.903739 -0.910635 yield of O2 on food
Y_NX mol/mol 0.166608 0.166177 0.16488 0.16587 0.164316 0.16557 yield of N-waste on food
mu_TX J/mol 463254 462021 458313 461144 456702 460286 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