Fratercula arctica: 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 - 0.989976 0.991425 0.995712 0.995712 1 1 scaled functional response
r 1/d 0 0 0.000731445 0.000193735 0.00116504 0.000335604 spec pop growth rate
t2 d NaN NaN 947.64 3577.82 594.956 2065.37 population doubling time
a_b d 17.0768 17.0743 17.067 17.067 17.0598 17.0598 age at birth
t_p d 237.623 191.898 153.05 153.05 135.879 135.879 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.523974 1 0.522446 1 0.520934 survival probability at puberty
theta_0b - 0.00113083 0.00437313 0.0124094 0.0134314 0.0196837 0.0219391 frac of ind that is embryo
theta_bp - 0.00113056 0.00308169 0.0122525 0.00942155 0.0192918 0.0153318 fraction of individuals that is juvenile
theta_pi - 0.997739 0.992545 0.975338 0.977147 0.961024 0.962729 frac of ind that is adult
L_bi cm 3.29364 3.29488 3.27622 3.29386 3.26682 3.29339 mean structural length of post-natals
L2_bi cm^2 10.851 10.8634 10.7654 10.8717 10.7219 10.883 mean squared structural length of post-natals
L3_bi cm^3 35.7557 35.8322 35.4452 35.93 35.3021 36.0404 mean cubed structural length of post-natals
Ww_bi g 337.146 338.309 335.949 340.544 335.882 342.906 mean wet weight of post-natals
L_pi cm 3.29508 3.29894 3.29196 3.30645 3.29176 3.31414 mean structural length of adults
L2_pi cm^2 10.8587 10.8847 10.8488 10.9381 10.8542 10.9927 mean squared structural length of adults
L3_pi cm^3 35.7866 35.9185 35.7838 36.1986 35.84 36.4855 mean cubed structural length of adults
Ww_pi g 337.438 339.124 339.159 343.09 341 347.141 mean wet weight of adults
R 1/d 0 0.000314518 4.35166e-05 0.00101913 0.00022128 0.00173601 mean reproduction rate of adults
J_X g/d 40.5023 40.6078 40.4155 40.8146 40.4257 41.0329 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 0.000641492 0.000170549 0.00101738 0.000294771 yield of living structure on food
Y_VX_d mol/mol 5.86652e-05 0.00011655 2.62553e-08 0.000189074 8.34396e-10 0.000295926 yield of dead structure on food
Y_EX mol/mol 0 0 0.00543856 0.00144591 0.00866248 0.00250983 yield of living reserve on food
Y_EX_d mol/mol 0.000494498 0.000983858 2.22592e-07 0.00160296 7.10447e-09 0.00251966 yield of dead reserve on food
Y_CX mol/mol 0.723183 0.722739 0.718693 0.720863 0.715768 0.719066 yield of CO2 on food
Y_HX mol/mol 0.769912 0.769439 0.765131 0.767442 0.762018 0.765529 yield of H2O on food
Y_OX mol/mol -0.917887 -0.917322 -0.912187 -0.914942 -0.908475 -0.912661 yield of O2 on food
Y_NX mol/mol 0.166888 0.166786 0.165852 0.166353 0.165177 0.165938 yield of N-waste on food
mu_TX J/mol 464055 463761 461094 462525 459166 461341 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