Lefua echigonia: Population traits

at T = 13 °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: 2025/05/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.314558 0.314558 0.3195 0.3195 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0110418 0.0110418 0.002768 0.002768 spec pop growth rate
t2 d NaN NaN NaN NaN 62.775 62.775 250.415 250.415 population doubling time
a_b d 20.6639 21.0518 20.6097 20.9966 17.1494 17.4343 17.1494 17.4343 age at birth
t_j d 19.2736 21.3901 18.9956 21.0747 7.48279 8.08765 7.48279 8.08765 time since birth at metam
t_p d 3915.33 NaN 3460.94 NaN 474.784 526.493 474.784 526.493 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 1 1 1 1 survival probability at birth
S_j - 0.999997 0.999996 0.606694 0.612009 0.999999 0.999999 0.584832 0.585891 survival probability at metam
S_p - 0.999996 0.999996 0.589899 0.610892 0.999998 0.999998 0.386839 0.403721 survival probability at puberty
theta_0b - 0.00407374 0.00430577 0.114962 0.10274 0.172403 0.174997 0.406875 0.393312 frac of ind that is embryo
theta_bj - 0.00380602 0.00431346 0.0835315 0.0813281 0.0656323 0.0704832 0.13302 0.136667 frac of ind between b and j
theta_jp - 0.000274541 6.9309e-05 0.00539528 0.000234204 0.0771423 0.0739885 0.103088 0.0967502 frac of ind between j and p
theta_pi - 0.991846 0.991311 0.796111 0.815698 0.684822 0.680531 0.357017 0.373271 frac of ind that is adult
L_bi cm 0.339024 0.302752 0.234525 0.217712 0.17289 0.16299 0.13286 0.130172 mean structural length of post-natals
L2_bi cm^2 0.119785 0.0954465 0.072473 0.0605084 0.0419094 0.0366428 0.0320409 0.0297731 mean squared structural length of post-natals
L3_bi cm^3 0.0431351 0.0306722 0.0249455 0.0185988 0.0133172 0.0107129 0.013459 0.0115351 mean cubed structural length of post-natals
Ww_bi g 0.0546793 0.0380231 0.0317265 0.0231263 0.0246476 0.018875 0.0249101 0.0203236 mean wet weight of post-natals
L_pi cm 0.340185 0.303842 0.254427 0.233889 0.195674 0.184256 0.179771 0.173223 mean structural length of adults
L2_pi cm^2 0.120265 0.0958545 0.0802127 0.0662453 0.0497927 0.0435746 0.0506615 0.046012 mean squared structural length of adults
L3_pi cm^3 0.0433118 0.030807 0.0277118 0.020441 0.0160379 0.0129328 0.0221967 0.018599 mean cubed structural length of adults
Ww_pi g 0.0549033 0.0381902 0.0352448 0.0254168 0.0296832 0.0227862 0.0410819 0.0327695 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 0.000588758 0.00041912 0.000361803 0.000269872 0.000662794 0.000518571 0.000505986 0.000420721 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 0.221857 0.228107 0.0736276 0.0758911 yield of living structure on food
Y_VX_d mol/mol 0.0179233 0.0186176 0.0418281 0.0429369 2.48246e-05 2.85076e-05 0.131629 0.134326 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.188758 0.173794 0.062643 0.0578211 yield of living reserve on food
Y_EX_d mol/mol 0.0047968 0.0044619 0.0113703 0.0104519 2.1121e-05 2.17198e-05 0.111992 0.102343 yield of dead reserve on food
Y_CX mol/mol 0.867905 0.867546 0.837427 0.837236 0.479964 0.488675 0.510733 0.520244 yield of CO2 on food
Y_HX mol/mol 0.624409 0.624151 0.602482 0.602345 0.345307 0.351574 0.367444 0.374286 yield of H2O on food
Y_OX mol/mol -0.943847 -0.943456 -0.910701 -0.910494 -0.521961 -0.531434 -0.555423 -0.565765 yield of O2 on food
Y_NX mol/mol 0.130186 0.130132 0.125614 0.125585 0.0719946 0.0733012 0.07661 0.0780365 yield of N-waste on food
mu_TX J/mol 460900 460737 445332 445283 257730 262834 273823 279301 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