Ensis siliqua: Population traits

at T = 10 °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 - 0.374754 NaN 0.687377 NaN 1 1 scaled functional response
r 1/d 0 0 0.00238643 NaN 0.00365741 NaN spec pop growth rate
t2 d NaN NaN 290.454 NaN 189.518 NaN population doubling time
a_b d 7.61548 NaN 6.88619 NaN 6.48988 NaN age at birth
t_j d 65.2865 NaN 39.4826 NaN 29.84 NaN time since birth at metam
t_p d 30730 NaN 7715.26 NaN 5137.61 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN survival probability at birth
S_j - 1 NaN 1 NaN 1 NaN survival probability at metam
S_p - 1 NaN 1 NaN 1 NaN survival probability at puberty
theta_0b - 0.000127174 NaN 0.0160767 NaN 0.0231411 NaN frac of ind that is embryo
theta_bj - 0.000128975 NaN 0.0160371 NaN 0.0229139 NaN frac of ind between b and j
theta_jp - 0.000976708 NaN 0.0724371 NaN 0.0780862 NaN frac of ind between j and p
theta_pi - 0.998767 NaN 0.895449 NaN 0.875859 NaN frac of ind that is adult
L_bi cm 1.17418 NaN 0.120071 NaN 0.105136 NaN mean structural length of post-natals
L2_bi cm^2 1.45963 NaN 0.0285509 NaN 0.0224536 NaN mean squared structural length of post-natals
L3_bi cm^3 1.85179 NaN 0.00971965 NaN 0.00699171 NaN mean cubed structural length of post-natals
Ww_bi g 2.84132 NaN 0.0192462 NaN 0.0169613 NaN mean wet weight of post-natals
L_pi cm 1.17547 NaN 0.131623 NaN 0.116898 NaN mean structural length of adults
L2_pi cm^2 1.46125 NaN 0.0313706 NaN 0.0250415 NaN mean squared structural length of adults
L3_pi cm^3 1.85384 NaN 0.01068 NaN 0.00779796 NaN mean cubed structural length of adults
Ww_pi g 2.84446 NaN 0.0211478 NaN 0.0189172 NaN mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 NaN mean reproduction rate of adults
J_X g/d 0.00436777 NaN 0.00015677 NaN 0.00017939 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.147957 NaN 0.142547 NaN yield of living structure on food
Y_VX_d mol/mol 0.00904525 NaN 2.12498e-06 NaN 8.19512e-07 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.145018 NaN 0.20326 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00483347 NaN 2.08277e-06 NaN 1.16855e-06 NaN yield of dead reserve on food
Y_CX mol/mol 0.876746 NaN 0.597645 NaN 0.544816 NaN yield of CO2 on food
Y_HX mol/mol 0.636128 NaN 0.433625 NaN 0.395294 NaN yield of H2O on food
Y_OX mol/mol -0.953462 NaN -0.649939 NaN -0.592487 NaN yield of O2 on food
Y_NX mol/mol 0.131512 NaN 0.0896468 NaN 0.0817224 NaN yield of N-waste on food
mu_TX J/mol 465319 NaN 318759 NaN 289432 NaN 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