Lepisma saccharina: Population traits

at T = 25 °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: 2025/05/19
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.396415 0.608253 0.804126 0.804126 1 1 scaled functional response
r 1/d 0 0 0.0114226 0.000771794 0.0145832 0.00123373 spec pop growth rate
t2 d NaN NaN 60.6819 898.099 47.5307 561.832 population doubling time
a_b d 35.0387 32.8837 31.6696 31.6696 30.8304 30.8304 age at birth
t_j d 110.539 57.8246 43.7408 43.7408 36.7027 36.7027 time since birth at metam
t_p d 367.945 138.033 98.341 98.341 80.3191 80.3191 time since birth at puberty
S_b - 0.999872 0.999895 0.999906 0.999906 0.999913 0.999913 survival probability at birth
S_j - 0.998958 0.451967 0.99943 0.333399 0.999511 0.265422 survival probability at metam
S_p - 0.992547 0.247395 0.999151 0.219336 0.999403 0.206161 survival probability at puberty
theta_0b - 0.0507805 0.281565 0.304858 0.397583 0.362792 0.468293 frac of ind that is embryo
theta_bj - 0.0507974 0.194413 0.21234 0.236075 0.231431 0.250768 frac of ind between b and j
theta_jp - 0.109103 0.0725375 0.0627249 0.0396388 0.0334486 0.0196981 frac of ind between j and p
theta_pi - 0.789319 0.451485 0.420077 0.326704 0.372329 0.261241 frac of ind that is adult
L_bi cm 0.0816564 0.10771 0.106961 0.117185 0.111294 0.121757 mean structural length of post-natals
L2_bi cm^2 0.00680851 0.0133263 0.0133755 0.0174678 0.0149843 0.0205359 mean squared structural length of post-natals
L3_bi cm^3 0.000576641 0.00180125 0.00189102 0.00303054 0.00235231 0.00426459 mean cubed structural length of post-natals
Ww_bi g 0.000897464 0.00333894 0.00402519 0.00645076 0.00565375 0.0102499 mean wet weight of post-natals
L_pi cm 0.086399 0.135741 0.13493 0.164129 0.144063 0.183308 mean structural length of adults
L2_pi cm^2 0.00749413 0.0190183 0.0193728 0.028946 0.0225464 0.0376899 mean squared structural length of adults
L3_pi cm^3 0.000652307 0.00272967 0.00294422 0.00537878 0.00381423 0.00841227 mean cubed structural length of adults
Ww_pi g 0.00101523 0.00505993 0.00626702 0.0114492 0.00916747 0.0202188 mean wet weight of adults
R 1/d 0.00537485 0.0415113 0.0481569 0.0815954 0.0619328 0.121399 mean reproduction rate of adults
J_X g/d 4.14068e-05 0.000140203 0.000193187 0.000252593 0.000274772 0.000376964 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 0.111811 0.00925978 0.124846 0.0139572 yield of living structure on food
Y_VX_d mol/mol 0.0264914 0.0559328 0.00200581 0.059689 0.0011887 0.0615234 yield of dead structure on food
Y_EX mol/mol 0 0 0.126188 0.0104504 0.17522 0.0195888 yield of living reserve on food
Y_EX_d mol/mol 0.0147389 0.0477486 0.00226373 0.067364 0.00166834 0.0863475 yield of dead reserve on food
Y_CX mol/mol 0.690133 0.639392 0.52679 0.604388 0.477509 0.576232 yield of CO2 on food
Y_HX mol/mol 0.739917 0.685515 0.564791 0.647986 0.511954 0.617799 yield of H2O on food
Y_OX mol/mol -0.875938 -0.811536 -0.668618 -0.767107 -0.606069 -0.731371 yield of O2 on food
Y_NX mol/mol 0.159262 0.147552 0.121567 0.139474 0.110194 0.132977 yield of N-waste on food
mu_TX J/mol 443376 411071 339011 388421 306817 370006 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