Phaethon lepturus: Population traits

at T = 40.9 °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: 2023/10/02
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.984285 0.987646 0.993823 0.993823 1 1 scaled functional response
r 1/d 0 0 0.000808594 0.000161938 0.00119434 0.000281996 spec pop growth rate
t2 d NaN NaN 857.225 4280.32 580.362 2458.01 population doubling time
a_b d 26.5565 26.5492 26.5359 26.5359 26.5227 26.5227 age at birth
t_p d 381.161 288.796 237.959 237.959 212.339 212.339 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.475414 1 0.473624 1 0.471862 survival probability at puberty
theta_0b - 0.00213092 0.0104652 0.0212711 0.0245791 0.0312036 0.0374728 frac of ind that is embryo
theta_bp - 0.00213031 0.00701547 0.0208136 0.0163801 0.030222 0.0248528 fraction of individuals that is juvenile
theta_pi - 0.995739 0.982519 0.957915 0.959041 0.938574 0.937674 frac of ind that is adult
L_bi cm 2.99433 2.995 2.95479 2.98976 2.93792 2.98573 mean structural length of post-natals
L2_bi cm^2 8.97236 8.98789 8.79064 8.9811 8.71734 8.97995 mean squared structural length of post-natals
L3_bi cm^3 26.8973 27.004 26.2682 27.0544 26.0333 27.1258 mean cubed structural length of post-natals
Ww_bi g 374.843 377.524 369.37 380.425 368.181 383.631 mean wet weight of post-natals
L_pi cm 2.99716 3.00468 2.98255 3.01282 2.97847 3.02136 mean structural length of adults
L2_pi cm^2 8.98549 9.03268 8.91986 9.08804 8.90629 9.14572 mean squared structural length of adults
L3_pi cm^3 26.9444 27.1643 26.7331 27.4385 26.7142 27.7234 mean cubed structural length of adults
Ww_pi g 375.501 379.765 375.907 385.826 377.81 392.083 mean wet weight of adults
R 1/d 0 0.000434043 0 0.00109737 0 0.00177995 mean reproduction rate of adults
J_X g/d 26.0002 26.1342 25.7205 26.2778 25.6646 26.4377 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 0.000825813 0.000166724 0.0012115 0.000289335 yield of living structure on food
Y_VX_d mol/mol 8.36532e-05 0.000175823 1.55935e-06 0.000249938 6.30547e-07 0.000352068 yield of dead structure on food
Y_EX mol/mol 0 0 0.0107863 0.00217767 0.0159223 0.00380264 yield of living reserve on food
Y_EX_d mol/mol 0.00108215 0.00228223 2.03674e-05 0.00326455 8.28707e-06 0.00462712 yield of dead reserve on food
Y_CX mol/mol 0.722686 0.721636 0.71418 0.718872 0.709704 0.716262 yield of CO2 on food
Y_HX mol/mol 0.769382 0.768264 0.760327 0.765323 0.755562 0.762544 yield of H2O on food
Y_OX mol/mol -0.917255 -0.915922 -0.906459 -0.912415 -0.900779 -0.909102 yield of O2 on food
Y_NX mol/mol 0.166774 0.166531 0.164811 0.165894 0.163778 0.165291 yield of N-waste on food
mu_TX J/mol 463724 463030 458100 461203 455140 459477 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