Ardea alba: Population traits

at T = 40.5 °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 - 0.969143 0.97289 0.986445 0.986445 1 1 scaled functional response
r 1/d 0 0 0.00259082 0.000431762 0.00382715 0.000739945 spec pop growth rate
t2 d NaN NaN 267.54 1605.39 181.113 936.756 population doubling time
a_b d 16.1614 16.1573 16.143 16.143 16.129 16.129 age at birth
t_p d 358.628 252.56 184.918 184.918 159.504 159.504 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.412782 1 0.410129 1 0.40756 survival probability at puberty
theta_0b - 0.00191509 0.0165881 0.0409786 0.0597527 0.0598741 0.0932135 frac of ind that is embryo
theta_bp - 0.00191482 0.0104043 0.0392947 0.0371221 0.0562823 0.0574721 fraction of individuals that is juvenile
theta_pi - 0.99617 0.973008 0.919727 0.903125 0.883844 0.849314 frac of ind that is adult
L_bi cm 4.18466 4.16889 3.94772 4.09305 3.8609 4.03614 mean structural length of post-natals
L2_bi cm^2 17.5339 17.4689 15.9756 17.0766 15.4358 16.7999 mean squared structural length of post-natals
L3_bi cm^3 73.5201 73.3825 65.603 71.9264 63.0278 71.0273 mean cubed structural length of post-natals
Ww_bi g 875.072 876.528 793.609 870.104 772.068 870.057 mean wet weight of post-natals
L_pi cm 4.1892 4.19459 4.03842 4.18861 3.99039 4.18942 mean structural length of adults
L2_pi cm^2 17.5611 17.6218 16.5137 17.6479 16.2027 17.7209 mean squared structural length of adults
L3_pi cm^3 73.6492 74.1054 68.1341 74.6441 66.6342 75.4384 mean cubed structural length of adults
Ww_pi g 876.61 885.163 824.228 902.98 816.245 924.093 mean wet weight of adults
R 1/d 0 0.000225461 0 0.00157803 0 0.00345708 mean reproduction rate of adults
J_X g/d 72.008 72.0187 66.7799 71.3823 65.4101 71.1907 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 0.00254516 0.000435053 0.00368776 0.000738246 yield of living structure on food
Y_VX_d mol/mol 0.00012222 0.000283248 9.48259e-07 0.000638893 4.25113e-07 0.00100914 yield of dead structure on food
Y_EX mol/mol 0 0 0.028244 0.00482784 0.0414859 0.008305 yield of living reserve on food
Y_EX_d mol/mol 0.0013325 0.00310004 1.0523e-05 0.00708988 4.78236e-06 0.0113524 yield of dead reserve on food
Y_CX mol/mol 0.722451 0.720884 0.698607 0.713077 0.686925 0.706241 yield of CO2 on food
Y_HX mol/mol 0.769132 0.767464 0.743748 0.759153 0.731311 0.751875 yield of H2O on food
Y_OX mol/mol -0.916957 -0.914968 -0.886694 -0.905059 -0.871866 -0.896383 yield of O2 on food
Y_NX mol/mol 0.166719 0.166358 0.161217 0.164556 0.158521 0.162979 yield of N-waste on food
mu_TX J/mol 463570 462535 447820 457378 440100 452861 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