Pinguinus impennis: Population traits

at T = 40.7 °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 - 0.981492 0.985338 0.992669 0.992669 1 1 scaled functional response
r 1/d 0 0 0.000664063 9.8431e-05 0.000994141 0.000170059 spec pop growth rate
t2 d NaN NaN 1043.8 7041.96 697.233 4075.93 population doubling time
a_b d 25.5856 25.5784 25.5647 25.5647 25.5513 25.5513 age at birth
t_p d 486.966 350.802 285.529 285.529 253.939 253.939 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.436145 1 0.434481 1 0.432846 survival probability at puberty
theta_0b - 0.0010958 0.00780129 0.0168361 0.0197826 0.0250855 0.0309035 frac of ind that is embryo
theta_bp - 0.00109563 0.00502381 0.0165501 0.0126861 0.0244525 0.019748 fraction of individuals that is juvenile
theta_pi - 0.997809 0.987175 0.966614 0.967531 0.950462 0.949348 frac of ind that is adult
L_bi cm 7.61775 7.62339 7.50224 7.61946 7.45296 7.6176 mean structural length of post-natals
L2_bi cm^2 58.0639 58.2364 56.7748 58.3657 56.2625 58.5186 mean squared structural length of post-natals
L3_bi cm^3 442.724 445.357 431.881 448.328 428.004 451.528 mean cubed structural length of post-natals
Ww_bi g 4621.07 4665.02 4554.31 4727.75 4543.6 4793.32 mean wet weight of post-natals
L_pi cm 7.62212 7.64417 7.56828 7.6729 7.55082 7.70226 mean structural length of adults
L2_pi cm^2 58.1129 58.468 57.5162 58.9638 57.3626 59.4702 mean squared structural length of adults
L3_pi cm^3 443.155 447.387 438.412 453.597 437.713 459.95 mean cubed structural length of adults
Ww_pi g 4625.57 4686.29 4623.19 4783.31 4646.67 4882.73 mean wet weight of adults
R 1/d 0 0.000389385 0 0.00103995 0 0.00169843 mean reproduction rate of adults
J_X g/d 267.435 269.281 264.475 271.886 264.025 274.612 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 0.0010844 0.000162308 0.00161158 0.000279618 yield of living structure on food
Y_VX_d mol/mol 7.12585e-05 0.000161377 1.71896e-08 0.000249471 4.45004e-09 0.000368097 yield of dead structure on food
Y_EX mol/mol 0 0 0.0103509 0.00154928 0.0154966 0.00268874 yield of living reserve on food
Y_EX_d mol/mol 0.000672525 0.00152901 1.6408e-07 0.00238127 4.27907e-08 0.00353955 yield of dead reserve on food
Y_CX mol/mol 0.723028 0.722259 0.714342 0.720105 0.709732 0.718046 yield of CO2 on food
Y_HX mol/mol 0.769747 0.768928 0.760499 0.766635 0.755592 0.764443 yield of H2O on food
Y_OX mol/mol -0.91769 -0.916714 -0.906664 -0.913979 -0.900814 -0.911366 yield of O2 on food
Y_NX mol/mol 0.166853 0.166675 0.164848 0.166178 0.163784 0.165703 yield of N-waste on food
mu_TX J/mol 463952 463445 458220 462023 455178 460664 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