Eudyptes chrysolophus: Population traits

at T = 38.2 °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_min f_max date: 2024/01/08
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.732615 0.732615 0.87323 0.87323 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00168359 0.00168359 7.93984e-05 7.93984e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 411.707 411.707 8729.99 8729.99 population doubling time
a_b d 31.1393 31.1905 30.8012 30.8439 30.5792 30.6163 30.5792 30.6163 age at birth
t_p d 270.982 NaN 129.555 136.54 103.905 107.308 103.905 107.308 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.391289 0.395464 1 1 0.370122 0.37359 survival probability at puberty
theta_0b - 0.00363954 0.00368138 0.0352989 0.0341815 0.0502507 0.0503119 0.0623716 0.0603776 frac of ind that is embryo
theta_bp - 0.00363786 0.00367966 0.0215198 0.0209425 0.0477079 0.0477629 0.0369708 0.0359434 fraction of individuals that is juvenile
theta_pi - 0.992723 0.992639 0.943181 0.944876 0.902041 0.901925 0.900658 0.903679 frac of ind that is adult
L_bi cm 4.19711 4.09826 4.90994 4.79881 5.12563 5.02172 5.49412 5.37527 mean structural length of post-natals
L2_bi cm^2 17.6474 16.8247 24.3788 23.2722 27.3007 26.1667 30.8987 29.5368 mean squared structural length of post-natals
L3_bi cm^3 74.28 69.142 121.692 113.435 148.612 139.251 175.586 163.921 mean cubed structural length of post-natals
Ww_bi g 1507.51 1371.61 2920.4 2660.41 4062.61 3719.78 4800 4378.79 mean wet weight of post-natals
L_pi cm 4.20499 4.1059 4.97567 4.86033 5.28359 5.17473 5.63518 5.50741 mean structural length of adults
L2_pi cm^2 17.6965 16.8715 24.8394 23.6956 28.4979 27.307 31.9897 30.5406 mean squared structural length of adults
L3_pi cm^3 74.5195 69.3657 124.267 115.756 155.924 146.083 182.413 170.076 mean cubed structural length of adults
Ww_pi g 1512.37 1376.05 2982.2 2714.83 4262.5 3902.27 4986.64 4543.19 mean wet weight of adults
R 1/d 0.000208278 0 0.00239466 0.0020536 0.00343145 0.00309555 0.00447969 0.00406299 mean reproduction rate of adults
J_X g/d 123.448 114.903 203.267 189.441 260.676 243.925 295.031 275.341 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.000959819 0.000961124 4.72534e-05 4.72689e-05 yield of living structure on food
Y_VX_d mol/mol 7.14652e-05 7.21535e-05 0.000177717 0.000178499 1.27387e-06 1.31261e-06 0.00021709 0.000217917 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0252788 0.0247132 0.00124452 0.00121541 yield of living reserve on food
Y_EX_d mol/mol 0.00137892 0.00135919 0.00408719 0.00400788 3.35499e-05 3.37507e-05 0.00571751 0.00560326 yield of dead reserve on food
Y_CX mol/mol 0.722454 0.72247 0.720168 0.720231 0.702286 0.702744 0.717761 0.717877 yield of CO2 on food
Y_HX mol/mol 0.769136 0.769153 0.766701 0.766769 0.747664 0.748152 0.76414 0.764263 yield of H2O on food
Y_OX mol/mol -0.916961 -0.916981 -0.914059 -0.91414 -0.891362 -0.891944 -0.911005 -0.911152 yield of O2 on food
Y_NX mol/mol 0.16672 0.166724 0.166193 0.166207 0.162066 0.162172 0.165637 0.165664 yield of N-waste on food
mu_TX J/mol 463570 463580 462053 462096 450189 450494 460456 460533 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer