Parabramis pekinensis: Population traits

at T = 16 °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_min f_max date: 2025/04/03
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.622938 0.622938 0.653104 0.653104 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00287422 0.00287422 0.000513689 0.000513689 spec pop growth rate
t2 d NaN NaN NaN NaN 241.16 241.16 1349.35 1349.35 population doubling time
a_b d 23.1087 23.4744 22.9653 23.3229 21.8194 22.1055 21.8194 22.1055 age at birth
t_j d 17.4449 18.7294 16.9637 18.1871 13.5356 14.3263 13.5356 14.3263 time since birth at metam
t_p d 10550.7 NaN 7340.94 NaN 3144 3622.16 3144 3622.16 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999998 0.999997 0.317816 0.317935 0.999998 0.999998 0.317491 0.317564 survival probability at metam
S_p - 0.999997 0.999996 0.246698 0.259093 0.999998 0.999997 0.208585 0.217855 survival probability at puberty
theta_0b - 0.00269364 0.00285612 0.473812 0.459002 0.0607293 0.0615066 0.538571 0.527706 frac of ind that is embryo
theta_bj - 0.00203669 0.00228234 0.208617 0.213372 0.0358542 0.0378764 0.197369 0.201994 frac of ind between b and j
theta_jp - 0.00066125 0.000578215 0.0347247 0.0290532 0.0212646 0.0199229 0.0519297 0.0481864 frac of ind between j and p
theta_pi - 0.994608 0.994283 0.282847 0.298573 0.882152 0.880694 0.212131 0.222113 frac of ind that is adult
L_bi cm 4.34952 3.87962 0.466011 0.457062 1.02197 0.96373 0.279757 0.277273 mean structural length of post-natals
L2_bi cm^2 21.3203 16.9496 1.23906 1.1012 1.78974 1.57855 0.370541 0.348753 mean squared structural length of post-natals
L3_bi cm^3 109.644 77.6769 5.61598 4.4537 4.29831 3.53008 1.32869 1.15239 mean cubed structural length of post-natals
Ww_bi g 215.644 144.549 11.3082 8.47355 10.9691 8.40863 3.39075 2.74499 mean wet weight of post-natals
L_pi cm 4.36106 3.89052 0.789227 0.755499 1.08161 1.02045 0.499018 0.485488 mean structural length of adults
L2_pi cm^2 21.3781 16.9984 2.29788 1.98868 1.90494 1.68148 0.795493 0.731691 mean squared structural length of adults
L3_pi cm^3 109.942 77.9004 10.4469 8.06924 4.57655 3.76168 2.88914 2.44944 mean cubed structural length of adults
Ww_pi g 216.229 144.965 21.0357 15.3524 11.6791 8.96031 7.37293 5.83456 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.465603 0.329575 0.0283586 0.0224394 0.062766 0.0492933 0.012975 0.0108728 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 0.196831 0.205834 0.0526039 0.0544451 yield of living structure on food
Y_VX_d mol/mol 0.0452384 0.0471528 0.0889037 0.0928783 0.000355824 0.000417633 0.113476 0.118404 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.305471 0.284462 0.0816385 0.0752429 yield of living reserve on food
Y_EX_d mol/mol 0.043735 0.0405937 0.0901112 0.0838307 0.000552219 0.000577167 0.176109 0.163634 yield of dead reserve on food
Y_CX mol/mol 0.801652 0.802878 0.71161 0.713916 0.387415 0.399335 0.466797 0.4789 yield of CO2 on food
Y_HX mol/mol 0.576744 0.577626 0.511964 0.513623 0.278724 0.287299 0.335834 0.344542 yield of H2O on food
Y_OX mol/mol -0.871796 -0.87313 -0.773876 -0.776384 -0.421314 -0.434276 -0.507642 -0.520803 yield of O2 on food
Y_NX mol/mol 0.120248 0.120432 0.106742 0.107087 0.0581122 0.0599002 0.0700195 0.0718349 yield of N-waste on food
mu_TX J/mol 425827 426597 378487 379954 205594 212603 247699 254693 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