Pterodroma leucoptera: 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: 2023/10/02
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.962746 0.980254 0.990127 0.990127 1 1 scaled functional response
r 1/d 0 0 0.000770508 7.49742e-05 0.000972656 0.000135403 spec pop growth rate
t2 d NaN NaN 899.598 9245.14 712.633 5119.13 population doubling time
a_b d 35.3901 35.3426 35.3164 35.3164 35.2908 35.2908 age at birth
t_p d 474.7 313.641 282.015 282.015 259.98 259.98 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.446767 1 0.444361 1 0.442013 survival probability at puberty
theta_0b - 0.00345282 0.0222636 0.0268696 0.0319763 0.0337542 0.0411741 frac of ind that is embryo
theta_bp - 0.00345223 0.0144988 0.0261438 0.0207183 0.0326097 0.0265565 fraction of individuals that is juvenile
theta_pi - 0.993095 0.963238 0.946987 0.947305 0.933636 0.932269 frac of ind that is adult
L_bi cm 3.57872 3.61184 3.55093 3.62488 3.54754 3.63813 mean structural length of post-natals
L2_bi cm^2 12.8272 13.1168 12.7608 13.2448 12.7756 13.3747 mean squared structural length of post-natals
L3_bi cm^3 46.0201 47.7765 46.1961 48.605 46.4376 49.4491 mean cubed structural length of post-natals
Ww_bi g 474.316 500.505 488.358 513.823 495.344 527.466 mean wet weight of post-natals
L_pi cm 3.58485 3.63949 3.59857 3.66527 3.60759 3.69104 mean structural length of adults
L2_pi cm^2 12.8602 13.2661 13.0199 13.4644 13.1035 13.6641 mean squared structural length of adults
L3_pi cm^3 46.1584 48.4079 47.297 49.54 47.8377 50.6901 mean cubed structural length of adults
Ww_pi g 475.742 507.12 499.996 523.707 510.278 540.704 mean wet weight of adults
R 1/d 2.82806e-05 0.00104837 0.000577168 0.00155365 0.000826324 0.00206011 mean reproduction rate of adults
J_X g/d 34.116 35.5204 34.9044 36.2283 35.2934 36.9485 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 0.00101977 0.000100588 0.00127978 0.000181214 yield of living structure on food
Y_VX_d mol/mol 0.000133597 0.00030585 8.7491e-07 0.000337843 2.31111e-07 0.000382621 yield of dead structure on food
Y_EX mol/mol 0 0 0.00976064 0.000962765 0.0123715 0.00175177 yield of living reserve on food
Y_EX_d mol/mol 0.00124335 0.00289823 8.37413e-06 0.00323364 2.23412e-06 0.00369874 yield of dead reserve on food
Y_CX mol/mol 0.722514 0.721029 0.714866 0.719867 0.712539 0.718746 yield of CO2 on food
Y_HX mol/mol 0.7692 0.767619 0.761058 0.766381 0.75858 0.765188 yield of H2O on food
Y_OX mol/mol -0.917037 -0.915153 -0.90733 -0.913677 -0.904377 -0.912255 yield of O2 on food
Y_NX mol/mol 0.166734 0.166391 0.164969 0.166123 0.164432 0.165864 yield of N-waste on food
mu_TX J/mol 463613 462633 458566 461866 457030 461126 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