Pteria penguin: Population traits

at T = 27.5 °C with background hazards for embryo, larva, juv, adult: 0, 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 abj f_minf f_max date: 2025/05/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.350752 NaN 0.675376 NaN 1 1 scaled functional response
r 1/d 0 0 0.024018 NaN 0.0412214 NaN spec pop growth rate
t2 d NaN NaN 28.8595 NaN 16.8152 NaN population doubling time
a_b d 2.44287 NaN 2.18956 NaN 2.04946 NaN age at birth
t_j d 62.805 NaN 34.057 NaN 24.1785 NaN time since birth at metam
t_p d 3027.48 NaN 686.419 NaN 434.23 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN survival probability at birth
S_j - 0.999998 NaN 0.999999 NaN 0.999999 NaN survival probability at metam
S_p - 0.999887 NaN 0.999967 NaN 0.999983 NaN survival probability at puberty
theta_0b - 0.00127342 NaN 0.0510257 NaN 0.0807303 NaN frac of ind that is embryo
theta_bj - 0.00128017 NaN 0.0486205 NaN 0.0744737 NaN frac of ind between b and j
theta_jp - 0.0316308 NaN 0.481594 NaN 0.505503 NaN frac of ind between j and p
theta_pi - 0.965816 NaN 0.418759 NaN 0.339293 NaN frac of ind that is adult
L_bi cm 1.45124 NaN 0.149686 NaN 0.114135 NaN mean structural length of post-natals
L2_bi cm^2 2.4648 NaN 0.0668245 NaN 0.0430736 NaN mean squared structural length of post-natals
L3_bi cm^3 4.41894 NaN 0.0439676 NaN 0.0249264 NaN mean cubed structural length of post-natals
Ww_bi g 4.99712 NaN 0.0550446 NaN 0.0342247 NaN mean wet weight of post-natals
L_pi cm 1.49989 NaN 0.31424 NaN 0.27685 NaN mean structural length of adults
L2_pi cm^2 2.54876 NaN 0.150576 NaN 0.115615 NaN mean squared structural length of adults
L3_pi cm^3 4.56952 NaN 0.0995979 NaN 0.0674852 NaN mean cubed structural length of adults
Ww_pi g 5.1674 NaN 0.12469 NaN 0.0926592 NaN mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 NaN mean reproduction rate of adults
J_X g/d 0.0672578 NaN 0.00351644 NaN 0.00335541 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.300308 NaN 0.306222 NaN yield of living structure on food
Y_VX_d mol/mol 0.0611055 NaN 0.000169156 NaN 5.40778e-05 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0756579 NaN 0.11423 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00799507 NaN 4.26163e-05 NaN 2.01726e-05 NaN yield of dead reserve on food
Y_CX mol/mol 0.821524 NaN 0.514448 NaN 0.470099 NaN yield of CO2 on food
Y_HX mol/mol 0.596062 NaN 0.37326 NaN 0.341083 NaN yield of H2O on food
Y_OX mol/mol -0.893408 NaN -0.559462 NaN -0.511232 NaN yield of O2 on food
Y_NX mol/mol 0.123229 NaN 0.0771672 NaN 0.0705148 NaN yield of N-waste on food
mu_TX J/mol 437550 NaN 280626 NaN 256524 NaN 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