Pterodroma atrata: 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 - 0.985216 0.989266 0.994633 0.994633 1 1 scaled functional response
r 1/d 0 0 0.00071582 0.00015322 0.00100293 0.000266467 spec pop growth rate
t2 d NaN NaN 968.326 4523.88 691.122 2601.25 population doubling time
a_b d 35.9453 35.9325 35.9157 35.9157 35.8991 35.8991 age at birth
t_p d 437.89 335.259 286.81 286.81 259.196 259.196 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.497601 1 0.495852 1 0.494126 survival probability at puberty
theta_0b - 0.00363699 0.0152583 0.0254187 0.0291937 0.0353789 0.0420309 frac of ind that is embryo
theta_bp - 0.0036357 0.0104557 0.0247648 0.0198667 0.0341158 0.0284441 fraction of individuals that is juvenile
theta_pi - 0.992727 0.974286 0.949817 0.95094 0.930505 0.929525 frac of ind that is adult
L_bi cm 3.13361 3.13379 3.09415 3.12783 3.07934 3.1229 mean structural length of post-natals
L2_bi cm^2 9.82888 9.84477 9.63577 9.82979 9.56699 9.82 mean squared structural length of post-natals
L3_bi cm^3 30.8488 30.9745 30.1379 30.9836 29.9022 31.013 mean cubed structural length of post-natals
Ww_bi g 495.779 499.719 488.696 502.409 487.33 505.432 mean wet weight of post-natals
L_pi cm 3.13822 3.1477 3.12591 3.15474 3.12339 3.16212 mean structural length of adults
L2_pi cm^2 9.85189 9.9138 9.79433 9.96372 9.78718 10.0157 mean squared structural length of adults
L3_pi cm^3 30.937 31.2382 30.7465 31.4968 30.7486 31.765 mean cubed structural length of adults
Ww_pi g 497.197 503.974 498.565 510.731 501.124 517.689 mean wet weight of adults
R 1/d 0 0.000440528 0 0.000917956 0 0.00140919 mean reproduction rate of adults
J_X g/d 44.7665 45.0232 44.3064 45.1986 44.2276 45.3972 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 0.000486911 0.000105032 0.00067808 0.000182036 yield of living structure on food
Y_VX_d mol/mol 7.05672e-05 0.000143713 5.94921e-07 0.000172115 6.85796e-08 0.000220697 yield of dead structure on food
Y_EX mol/mol 0 0 0.00740853 0.0015981 0.0103729 0.00278469 yield of living reserve on food
Y_EX_d mol/mol 0.00106354 0.00217484 9.05192e-06 0.00261878 1.04909e-06 0.00337611 yield of dead reserve on food
Y_CX mol/mol 0.722711 0.721749 0.71721 0.719981 0.714653 0.7183 yield of CO2 on food
Y_HX mol/mol 0.76941 0.768385 0.763553 0.766503 0.760831 0.764713 yield of H2O on food
Y_OX mol/mol -0.917287 -0.916066 -0.910305 -0.913823 -0.90706 -0.911688 yield of O2 on food
Y_NX mol/mol 0.16678 0.166557 0.16551 0.16615 0.16492 0.165762 yield of N-waste on food
mu_TX J/mol 463741 463104 460100 461934 458407 460821 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