Pagellus erythrinus: Population traits

at T = 20 °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: 2025/05/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.251692 0.292198 0.646099 0.646099 1 1 scaled functional response
r 1/d 0 0 0.0142838 0.000857551 0.0280838 0.00150234 spec pop growth rate
t2 d NaN NaN 48.5268 808.287 24.6814 461.378 population doubling time
a_b d 6.62639 6.47864 5.71462 5.71462 5.31563 5.31563 age at birth
t_j d 348.311 294.77 128.453 128.453 83.9909 83.9909 time since birth at metam
t_p d 3508.07 2021.3 595.174 595.174 366.615 366.615 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.862509 0.999999 0.740416 0.999999 0.651806 survival probability at metam
S_p - 0.999643 0.00119464 0.999955 0.00116435 0.999981 0.0011559 survival probability at puberty
theta_0b - 0.00126707 0.127483 0.0780271 0.233125 0.138189 0.303153 frac of ind that is embryo
theta_bj - 0.00127825 0.119451 0.0722698 0.201434 0.119512 0.245803 frac of ind between b and j
theta_jp - 0.0659017 0.748286 0.702525 0.563081 0.660829 0.449067 frac of ind between j and p
theta_pi - 0.931553 0.00477972 0.147178 0.00236042 0.0814692 0.0019773 frac of ind that is adult
L_bi cm 2.74794 0.0892676 0.292636 0.0827425 0.210159 0.0820725 mean structural length of post-natals
L2_bi cm^2 8.53354 0.03976 0.257838 0.0229625 0.131268 0.0211729 mean squared structural length of post-natals
L3_bi cm^3 27.4256 0.110406 0.398282 0.0790662 0.163674 0.0809575 mean cubed structural length of post-natals
Ww_bi g 28.1982 0.114017 0.427082 0.0847836 0.181992 0.0900183 mean wet weight of post-natals
L_pi cm 2.93182 2.03825 1.07866 1.61052 0.969518 1.526 mean structural length of adults
L2_pi cm^2 9.14502 5.89465 1.45337 5.07107 1.14219 4.87527 mean squared structural length of adults
L3_pi cm^3 29.4021 19.9732 2.4479 25.3756 1.6636 28.194 mean cubed structural length of adults
Ww_pi g 30.2304 20.6264 2.62491 27.2106 1.84979 31.3495 mean wet weight of adults
R 1/d 0 0 0 4.63039 0 17.6733 mean reproduction rate of adults
J_X g/d 0.15049 0.00070376 0.0113075 0.000802164 0.00857367 0.00111759 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 0.503116 0.0845254 0.536128 0.108828 yield of living structure on food
Y_VX_d mol/mol 0.0523256 0.135339 6.11686e-05 0.232651 1.52995e-05 0.276808 yield of dead structure on food
Y_EX mol/mol 0 0 0.0363811 0.00611216 0.0600035 0.0121801 yield of living reserve on food
Y_EX_d mol/mol 0.00147398 0.00442596 4.4232e-06 0.0168233 1.71232e-06 0.0309804 yield of dead reserve on food
Y_CX mol/mol 0.836825 0.75086 0.351062 0.550513 0.294477 0.461828 yield of CO2 on food
Y_HX mol/mol 0.602049 0.540202 0.25257 0.396064 0.21186 0.33226 yield of H2O on food
Y_OX mol/mol -0.910048 -0.81656 -0.38178 -0.598683 -0.320243 -0.502238 yield of O2 on food
Y_NX mol/mol 0.125524 0.112629 0.0526593 0.082577 0.0441715 0.0692742 yield of N-waste on food
mu_TX J/mol 445527 402396 200899 301297 171426 255944 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