Pygoscelis papua: 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_minf f_max date: 2023/10/03
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.923274 0.997795 0.998897 0.998897 1 1 scaled functional response
r 1/d 0 0 0.00160254 3.87423e-06 0.00161816 7.72201e-06 spec pop growth rate
t2 d NaN NaN 432.531 178912 428.354 89762.5 population doubling time
a_b d 29.201 29.0778 29.0761 29.0761 29.0744 29.0744 age at birth
t_p d 440.833 228.996 227.997 227.997 227.015 227.015 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.378336 1 0.37817 1 0.378005 survival probability at puberty
theta_0b - 0.00562437 0.0629432 0.0457582 0.0636713 0.0461844 0.0643991 frac of ind that is embryo
theta_bp - 0.00562306 0.0378375 0.0436649 0.0382633 0.0440517 0.0386888 fraction of individuals that is juvenile
theta_pi - 0.988753 0.899219 0.910577 0.898065 0.909764 0.896912 frac of ind that is adult
L_bi cm 6.37559 6.64445 6.27591 6.64759 6.27605 6.65071 mean structural length of post-natals
L2_bi cm^2 40.8273 45.2108 40.7996 45.2676 40.8153 45.3243 mean squared structural length of post-natals
L3_bi cm^3 262.071 310.939 270.582 311.617 270.838 312.295 mean cubed structural length of post-natals
Ww_bi g 4019.89 5129.34 4468.23 5145.87 4477.11 5162.41 mean wet weight of post-natals
L_pi cm 6.3971 6.81792 6.45133 6.82335 6.45318 6.82878 mean structural length of adults
L2_pi cm^2 41.0206 46.8402 42.4214 46.9198 42.4536 46.9994 mean squared structural length of adults
L3_pi cm^3 263.457 323.307 282.649 324.169 283.035 325.032 mean cubed structural length of adults
Ww_pi g 4041.16 5333.37 4667.51 5353.14 4678.73 5372.96 mean wet weight of adults
R 1/d 1.23378e-06 0.00416993 0.00139257 0.00422644 0.0014189 0.0042829 mean reproduction rate of adults
J_X g/d 168.304 201.417 181.966 201.893 182.237 202.369 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 0.00238296 5.97978e-06 0.00240489 1.19166e-05 yield of living structure on food
Y_VX_d mol/mol 0.000309966 0.000759823 1.52744e-05 0.000762223 1.49799e-05 0.000764659 yield of dead structure on food
Y_EX mol/mol 0 0 0.0369679 9.2767e-05 0.0373494 0.000185071 yield of living reserve on food
Y_EX_d mol/mol 0.0044446 0.0117745 0.000236959 0.0118247 0.000232647 0.0118756 yield of dead reserve on food
Y_CX mol/mol 0.71977 0.713449 0.691455 0.713326 0.691131 0.713203 yield of CO2 on food
Y_HX mol/mol 0.766278 0.759548 0.736134 0.759418 0.735789 0.759286 yield of H2O on food
Y_OX mol/mol -0.913554 -0.905531 -0.877616 -0.905375 -0.877205 -0.905219 yield of O2 on food
Y_NX mol/mol 0.166101 0.164642 0.159567 0.164614 0.159492 0.164585 yield of N-waste on food
mu_TX J/mol 461795 457610 443051 457528 442837 457447 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