Sturnus vulgaris: 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 - 0.960655 0.962031 0.981015 0.981015 1 1 scaled functional response
r 1/d 0 0 0.0046582 0.00118623 0.00762402 0.00209342 spec pop growth rate
t2 d NaN NaN 148.801 584.33 90.9162 331.107 population doubling time
a_b d 8.23345 8.23238 8.21796 8.21796 8.20405 8.20405 age at birth
t_p d 151.188 119.197 70.7903 70.7903 58.962 58.962 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.494744 1 0.48903 1 0.483571 survival probability at puberty
theta_0b - 0.000914942 0.00463683 0.0375575 0.0470461 0.0606319 0.080119 frac of ind that is embryo
theta_bp - 0.000914948 0.00318501 0.036147 0.031836 0.0569557 0.0535404 fraction of individuals that is juvenile
theta_pi - 0.99817 0.992178 0.926296 0.921118 0.882412 0.866341 frac of ind that is adult
L_bi cm 2.14256 2.14226 2.08283 2.1258 2.05784 2.11669 mean structural length of post-natals
L2_bi cm^2 4.59217 4.59384 4.39638 4.5663 4.32444 4.56324 mean squared structural length of post-natals
L3_bi cm^3 9.84458 9.85663 9.36093 9.86921 9.21547 9.94636 mean cubed structural length of post-natals
Ww_bi g 65.3384 65.498 63.2468 66.681 63.2906 68.3102 mean wet weight of post-natals
L_pi cm 2.14346 2.14547 2.11848 2.15968 2.11496 2.17649 mean structural length of adults
L2_pi cm^2 4.59513 4.60435 4.51406 4.67827 4.51384 4.76274 mean squared structural length of adults
L3_pi cm^3 9.85211 9.88334 9.66196 10.1567 9.70287 10.4641 mean cubed structural length of adults
Ww_pi g 65.3884 65.6755 65.2807 68.6231 66.638 71.8664 mean wet weight of adults
R 1/d 0 0.000502143 0 0.00668119 0 0.0134071 mean reproduction rate of adults
J_X g/d 13.494 13.5182 13.1925 13.7023 13.2277 13.9582 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 0.0033053 0.000854387 0.0053115 0.00149174 yield of living structure on food
Y_VX_d mol/mol 8.13764e-05 0.000172113 9.76111e-09 0.000956836 3.32924e-09 0.0016796 yield of dead structure on food
Y_EX mol/mol 0 0 0.0190269 0.00491825 0.0311672 0.00875332 yield of living reserve on food
Y_EX_d mol/mol 0.000458718 0.000971592 5.61895e-08 0.005508 1.95355e-08 0.00985564 yield of dead reserve on food
Y_CX mol/mol 0.723194 0.722704 0.705488 0.71369 0.693994 0.705936 yield of CO2 on food
Y_HX mol/mol 0.769923 0.769401 0.751073 0.759805 0.738837 0.751551 yield of H2O on food
Y_OX mol/mol -0.9179 -0.917278 -0.895427 -0.905837 -0.880838 -0.895996 yield of O2 on food
Y_NX mol/mol 0.166891 0.166778 0.162805 0.164698 0.160152 0.162908 yield of N-waste on food
mu_TX J/mol 464063 463741 452438 457823 444887 452729 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