Pagrus auratus: Population traits

at T = 17.4 °C with background hazards for embryo, larva, juv, adult: 0, 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 abj f_minf f_max date: 2025/06/30
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.175215 0.175215 0.587607 0.587607 1 1 scaled functional response
r 1/d 0 0 0.0124103 0.000752556 0.0239302 0.00112269 spec pop growth rate
t2 d NaN NaN 55.8525 921.058 28.9654 617.396 population doubling time
a_b d 5.55355 5.55355 4.59519 4.59519 4.20551 4.20551 age at birth
t_j d 282.131 282.131 83.201 83.201 50.6444 50.6444 time since birth at metam
t_p d 5807.85 5807.85 755.078 755.078 434.029 434.029 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.885626 1 0.709491 1 0.596534 survival probability at metam
S_p - 0.999997 0.00209038 1 0.00200094 1 0.0019866 survival probability at puberty
theta_0b - 0.000253241 0.106281 0.0551707 0.256088 0.095371 0.341425 frac of ind that is embryo
theta_bj - 0.000255605 0.101014 0.0523739 0.217152 0.0866095 0.266634 frac of ind between b and j
theta_jp - 0.0127296 0.780333 0.556004 0.522695 0.548782 0.388423 frac of ind between j and p
theta_pi - 0.986762 0.0123714 0.336451 0.00406491 0.269238 0.0035183 frac of ind that is adult
L_bi cm 5.35178 0.145018 0.652305 0.105572 0.536334 0.105153 mean structural length of post-natals
L2_bi cm^2 29.7713 0.259726 1.1419 0.0610468 0.809526 0.0589988 mean squared structural length of post-natals
L3_bi cm^3 167.515 1.34911 3.10571 0.479199 1.99357 0.497181 mean cubed structural length of post-natals
Ww_bi g 171.587 1.38191 3.35891 0.518268 2.27017 0.566164 mean wet weight of post-natals
L_pi cm 5.41937 3.62071 1.49996 1.86309 1.38128 1.81423 mean structural length of adults
L2_pi cm^2 30.1623 17.9716 3.12202 9.16726 2.61507 8.98942 mean squared structural length of adults
L3_pi cm^3 169.719 97.3398 8.69417 87.3911 6.66492 92.7507 mean cubed structural length of adults
Ww_pi g 173.845 99.7062 9.40299 94.516 7.58966 105.62 mean wet weight of adults
R 1/d 1.98662 0 0 1.89269 0 15.6574 mean reproduction rate of adults
J_X g/d 0.564154 0.00477677 0.0729043 0.00343898 0.0877268 0.00563948 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 0.528676 0.104863 0.543808 0.0989777 yield of living structure on food
Y_VX_d mol/mol 0.0156187 0.0466993 1.03018e-06 0.234383 2.64605e-07 0.290459 yield of dead structure on food
Y_EX mol/mol 0 0 0.0431024 0.00854941 0.075452 0.0137329 yield of living reserve on food
Y_EX_d mol/mol 0.0003797 0.00113529 8.39898e-08 0.019109 3.67133e-08 0.0403004 yield of dead reserve on food
Y_CX mol/mol 0.874627 0.84279 0.318846 0.523721 0.271365 0.447155 yield of CO2 on food
Y_HX mol/mol 0.629245 0.606341 0.229392 0.376788 0.195232 0.321703 yield of H2O on food
Y_OX mol/mol -0.951156 -0.916535 -0.346745 -0.569546 -0.295109 -0.486281 yield of O2 on food
Y_NX mol/mol 0.131194 0.126419 0.0478268 0.0785581 0.0407047 0.0670733 yield of N-waste on food
mu_TX J/mol 464482 448526 184455 287665 159097 248063 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