Athene noctua: Population traits

at T = 40.2 °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 - 0.906416 0.926721 0.96336 0.96336 1 1 scaled functional response
r 1/d 0 0 0.002375 0.000415545 0.00345605 0.000699106 spec pop growth rate
t2 d NaN NaN 291.851 1668.04 200.56 991.477 population doubling time
a_b d 19.2206 19.1878 19.1323 19.1323 19.0809 19.0809 age at birth
t_p d 208.368 138.447 104.805 104.805 89.1273 89.1273 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.454865 1 0.445019 1 0.436057 survival probability at puberty
theta_0b - 0.00432221 0.0235852 0.0445265 0.0538667 0.0638762 0.0802878 frac of ind that is embryo
theta_bp - 0.00432046 0.0154581 0.0425317 0.0346743 0.0597764 0.0509211 fraction of individuals that is juvenile
theta_pi - 0.991357 0.960957 0.912942 0.911459 0.876347 0.868791 frac of ind that is adult
L_bi cm 1.96293 1.99076 1.97548 2.03004 1.9911 2.06811 mean structural length of post-natals
L2_bi cm^2 3.85914 3.98281 3.96771 4.17139 4.06261 4.36054 mean squared structural length of post-natals
L3_bi cm^3 7.59452 7.99077 8.05373 8.63071 8.4208 9.29495 mean cubed structural length of post-natals
Ww_bi g 121.511 130.536 136.448 146.223 147.772 163.112 mean wet weight of post-natals
L_pi cm 1.96683 2.00598 2.01728 2.0673 2.05292 2.12741 mean structural length of adults
L2_pi cm^2 3.87093 4.02909 4.0977 4.2875 4.25836 4.54977 mean squared structural length of adults
L3_pi cm^3 7.62213 8.10024 8.36828 8.91308 8.90456 9.76764 mean cubed structural length of adults
Ww_pi g 121.953 132.324 141.777 151.007 156.262 171.407 mean wet weight of adults
R 1/d 0.000191897 0.00219319 0.00328303 0.00546038 0.00536146 0.00872466 mean reproduction rate of adults
J_X g/d 11.2041 11.8222 12.243 12.8715 13.0126 13.9669 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 0.00156233 0.000278635 0.0022365 0.000465255 yield of living structure on food
Y_VX_d mol/mol 0.000154969 0.000335808 3.68327e-06 0.000477119 1.62625e-06 0.000647305 yield of dead structure on food
Y_EX mol/mol 0 0 0.0249069 0.00444205 0.0370108 0.00769926 yield of living reserve on food
Y_EX_d mol/mol 0.0023245 0.00514989 5.87192e-05 0.0076063 2.69121e-05 0.0107119 yield of dead reserve on food
Y_CX mol/mol 0.721618 0.719176 0.702076 0.713229 0.691721 0.70777 yield of CO2 on food
Y_HX mol/mol 0.768246 0.765645 0.747441 0.759315 0.736417 0.753503 yield of H2O on food
Y_OX mol/mol -0.9159 -0.9128 -0.891096 -0.905253 -0.877954 -0.898323 yield of O2 on food
Y_NX mol/mol 0.166527 0.165964 0.162018 0.164591 0.159628 0.163331 yield of N-waste on food
mu_TX J/mol 463018 461401 450079 457463 443220 453847 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