Gavia immer: Population traits

at T = 39.3 °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_min f_max date: 2023/10/04
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.975369 0.975369 0.98792 0.98792 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00170605 0.00170605 0.000138786 0.000138786 spec pop growth rate
t2 d NaN NaN NaN NaN 406.287 406.287 4994.35 4994.35 population doubling time
a_b d 18.434 18.4169 18.4209 18.404 18.4086 18.3919 18.4086 18.3919 age at birth
t_p d 431.966 253.23 268.911 220.277 230.107 200.484 230.107 200.484 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.381073 0.378552 1 1 0.379239 0.376757 survival probability at puberty
theta_0b - 0.0020356 0.00201757 0.0248547 0.0254211 0.0309411 0.030913 0.0440796 0.0452079 frac of ind that is embryo
theta_bp - 0.00203526 0.00201724 0.0150079 0.0153022 0.0299796 0.0299532 0.026494 0.0270887 fraction of individuals that is juvenile
theta_pi - 0.995929 0.995965 0.960137 0.959277 0.939079 0.939134 0.929426 0.927703 frac of ind that is adult
L_bi cm 6.40082 6.50854 6.39589 6.50033 6.10349 6.19657 6.37497 6.47527 mean structural length of post-natals
L2_bi cm^2 41.0471 42.4418 41.2923 42.6678 38.2508 39.4544 41.3374 42.6798 mean squared structural length of post-natals
L3_bi cm^3 263.484 277.035 267.671 281.242 243.223 254.964 270.043 283.476 mean cubed structural length of post-natals
Ww_bi g 3392.42 3622.5 3487.23 3721.2 3204.49 3411.64 3557.85 3793.16 mean wet weight of post-natals
L_pi cm 6.40898 6.51682 6.45953 6.56688 6.22119 6.31695 6.49034 6.59627 mean structural length of adults
L2_pi cm^2 41.1189 42.5157 41.8516 43.2602 39.2821 40.5222 42.3583 43.7642 mean squared structural length of adults
L3_pi cm^3 263.992 277.566 271.647 285.514 250.512 262.617 277.36 291.361 mean cubed structural length of adults
Ww_pi g 3398.96 3629.44 3539.03 3777.74 3300.53 3514.05 3654.25 3898.67 mean wet weight of adults
R 1/d 0 0.00315214 0.00162667 0.00518399 0 0 0.0031121 0.00665215 mean reproduction rate of adults
J_X g/d 205.161 215.717 209.042 219.656 196.012 205.597 211.83 222.405 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.00211697 0.0021157 0.000176926 0.000176896 yield of living structure on food
Y_VX_d mol/mol 0.000143661 0.000142534 0.000350224 0.000348714 1.51471e-06 1.48485e-06 0.000452415 0.000452201 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0257743 0.0261943 0.0021541 0.00219013 yield of living reserve on food
Y_EX_d mol/mol 0.001706 0.00172123 0.00421251 0.00426524 1.84418e-05 1.83837e-05 0.00550821 0.00559866 yield of dead reserve on food
Y_CX mol/mol 0.72213 0.722119 0.719926 0.719884 0.700955 0.700615 0.716896 0.716793 yield of CO2 on food
Y_HX mol/mol 0.768791 0.768778 0.766444 0.7664 0.746247 0.745885 0.763218 0.763109 yield of H2O on food
Y_OX mol/mol -0.91655 -0.916535 -0.913752 -0.913699 -0.889674 -0.889242 -0.909906 -0.909776 yield of O2 on food
Y_NX mol/mol 0.166645 0.166643 0.166137 0.166127 0.161759 0.16168 0.165438 0.165414 yield of N-waste on food
mu_TX J/mol 463358 463350 461901 461873 449361 449134 459898 459829 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer