Pterodroma mollis: Population traits

at T = 39.4 °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: 2025/09/19
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.973507 0.981068 0.990534 0.990534 1 1 scaled functional response
r 1/d 0 0 0.000736328 0.000160522 0.00103906 0.000284743 spec pop growth rate
t2 d NaN NaN 941.356 4318.09 667.089 2434.29 population doubling time
a_b d 25.2453 25.2358 25.224 25.224 25.2125 25.2125 age at birth
t_p d 426.879 332.123 285.342 285.342 257.686 257.686 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.515637 1 0.512299 1 0.509041 survival probability at puberty
theta_0b - 0.00320243 0.0115208 0.0187216 0.0211396 0.0260252 0.0301831 frac of ind that is embryo
theta_bp - 0.00320218 0.00802222 0.0183756 0.0146163 0.0253503 0.0207413 fraction of individuals that is juvenile
theta_pi - 0.993595 0.980457 0.962903 0.964244 0.948625 0.949076 frac of ind that is adult
L_bi cm 2.175 2.18643 2.1839 2.19767 2.1905 2.20904 mean structural length of post-natals
L2_bi cm^2 4.73362 4.78757 4.78725 4.84321 4.82352 4.89967 mean squared structural length of post-natals
L3_bi cm^3 10.3066 10.4934 10.521 10.6928 10.6601 10.8962 mean cubed structural length of post-natals
Ww_bi g 274.485 281.549 284.913 289.564 291.335 297.789 mean wet weight of post-natals
L_pi cm 2.17752 2.1931 2.19888 2.21017 2.21157 2.22723 mean structural length of adults
L2_pi cm^2 4.74256 4.81123 4.84094 4.88776 4.89943 4.96494 mean squared structural length of adults
L3_pi cm^3 10.3309 10.5576 10.6682 10.8145 10.8693 11.0757 mean cubed structural length of adults
Ww_pi g 275.132 283.272 288.899 292.859 297.054 302.695 mean wet weight of adults
R 1/d 0.000150134 0.000806759 0.00112669 0.0015417 0.00169703 0.00227852 mean reproduction rate of adults
J_X g/d 24.5022 24.9739 25.2132 25.5079 25.647 26.0519 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 0.000307257 6.72897e-05 0.000431882 0.000119094 yield of living structure on food
Y_VX_d mol/mol 5.3868e-05 0.000104883 5.62666e-06 0.000124664 3.00315e-06 0.000154514 yield of dead structure on food
Y_EX mol/mol 0 0 0.00801336 0.00175494 0.0113713 0.0031357 yield of living reserve on food
Y_EX_d mol/mol 0.00138075 0.00270923 0.000146745 0.00325128 7.90716e-05 0.00406828 yield of dead reserve on food
Y_CX mol/mol 0.722467 0.721346 0.716749 0.719409 0.713976 0.717557 yield of CO2 on food
Y_HX mol/mol 0.76915 0.767956 0.763061 0.765894 0.76011 0.763923 yield of H2O on food
Y_OX mol/mol -0.916978 -0.915555 -0.909719 -0.913096 -0.9062 -0.910746 yield of O2 on food
Y_NX mol/mol 0.166723 0.166465 0.165404 0.166018 0.164764 0.16559 yield of N-waste on food
mu_TX J/mol 463578 462834 459784 461549 457944 460320 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