Chroicocephalus ridibundus: Population traits

at T = 40.9 °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 - 0.976998 0.978658 0.989329 0.989329 1 1 scaled functional response
r 1/d 0 0 0.00177637 0.000453471 0.00291016 0.000800347 spec pop growth rate
t2 d NaN NaN 390.205 1528.54 238.182 866.059 population doubling time
a_b d 14.0123 14.0101 13.9962 13.9962 13.9827 13.9827 age at birth
t_p d 228.265 180.119 124.576 124.576 106.581 106.581 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.505475 1 0.50207 1 0.498753 survival probability at puberty
theta_0b - 0.00115038 0.00523515 0.0245638 0.0287026 0.039879 0.0489295 frac of ind that is embryo
theta_bp - 0.00115033 0.00363081 0.0239596 0.019721 0.0382871 0.033355 fraction of individuals that is juvenile
theta_pi - 0.997699 0.991134 0.951477 0.951576 0.921834 0.917716 frac of ind that is adult
L_bi cm 3.27892 3.27928 3.22828 3.26957 3.20348 3.26352 mean structural length of post-natals
L2_bi cm^2 10.7553 10.7643 10.5013 10.7494 10.3875 10.7534 mean squared structural length of post-natals
L3_bi cm^3 35.2873 35.3551 34.3316 35.4596 33.9563 35.6421 mean cubed structural length of post-natals
Ww_bi g 260.251 261.134 255.965 264.375 255.531 268.218 mean wet weight of post-natals
L_pi cm 3.28055 3.28457 3.26241 3.29925 3.25859 3.31522 mean structural length of adults
L2_pi cm^2 10.7636 10.7913 10.6766 10.9014 10.6713 11.0198 mean squared structural length of adults
L3_pi cm^3 35.3202 35.4614 35.026 36.062 35.0842 36.7038 mean cubed structural length of adults
Ww_pi g 260.494 261.919 261.142 268.866 264.019 276.207 mean wet weight of adults
R 1/d 0 0.000388039 0 0.00245472 0 0.0046243 mean reproduction rate of adults
J_X g/d 33.908 33.9941 33.5251 34.317 33.5195 34.7002 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 0.0018191 0.00046857 0.00294808 0.000822071 yield of living structure on food
Y_VX_d mol/mol 8.58062e-05 0.000177002 5.56204e-07 0.000518813 2.01027e-07 0.000887962 yield of dead structure on food
Y_EX mol/mol 0 0 0.0117435 0.00302493 0.0192371 0.00536426 yield of living reserve on food
Y_EX_d mol/mol 0.000547032 0.00113034 3.59067e-06 0.00334928 1.31176e-06 0.00579422 yield of dead reserve on food
Y_CX mol/mol 0.723119 0.722571 0.71261 0.717652 0.705606 0.713177 yield of CO2 on food
Y_HX mol/mol 0.769843 0.76926 0.758655 0.764023 0.751199 0.759259 yield of H2O on food
Y_OX mol/mol -0.917804 -0.917109 -0.904466 -0.910865 -0.895577 -0.905186 yield of O2 on food
Y_NX mol/mol 0.166874 0.166747 0.164448 0.165612 0.162832 0.164579 yield of N-waste on food
mu_TX J/mol 464013 463653 457104 460419 452499 457476 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