Megalobulimus mogianensis: Population traits

at T = 21 °C with background hazards for embryo, juv, adult: 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 std f_minf f_max date: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.648432 0.661929 0.830965 0.830965 1 1 scaled functional response
r 1/d 0 0 0.00138764 0.00043725 0.00204806 0.000633347 spec pop growth rate
t2 d NaN NaN 499.515 1585.24 338.44 1094.42 population doubling time
a_b d 122.393 122.019 118.107 118.107 115.229 115.229 age at birth
t_p d 4063.04 2726.39 1175.71 1175.71 869.348 869.348 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_p - 0.999995 0.593132 0.999996 0.533868 0.999997 0.492091 survival probability at puberty
theta_0b - 0.00897988 0.0596002 0.151167 0.245035 0.210184 0.316443 frac of ind that is embryo
theta_bp - 0.00898459 0.0455732 0.128365 0.169172 0.166051 0.205618 fraction of individuals that is juvenile
theta_pi - 0.982036 0.894827 0.720468 0.585793 0.623765 0.477939 frac of ind that is adult
L_bi cm 2.50712 2.42903 2.09908 2.14122 2.0763 2.10244 mean structural length of post-natals
L2_bi cm^2 6.34829 6.10064 4.87188 5.2852 4.90346 5.36099 mean squared structural length of post-natals
L3_bi cm^3 16.1692 15.6039 12.195 14.372 12.8387 15.7789 mean cubed structural length of post-natals
Ww_bi g 31.599 30.8042 27.1081 31.9474 31.7328 39 mean wet weight of post-natals
L_pi cm 2.52025 2.4986 2.27567 2.4439 2.32695 2.52654 mean structural length of adults
L2_pi cm^2 6.3958 6.35345 5.51944 6.46359 5.86248 7.12531 mean squared structural length of adults
L3_pi cm^3 16.3057 16.3364 14.1196 18.1359 15.8554 21.9492 mean cubed structural length of adults
Ww_pi g 31.8657 32.2501 31.3863 40.3141 39.1891 54.2508 mean wet weight of adults
R 1/d 0 0 0 0.00152692 0.00129204 0.00411038 mean reproduction rate of adults
J_X g/d 0.953803 0.935675 0.938031 1.01761 1.13616 1.24218 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.546875 0.546875 0.546875 0.546875 0.546875 0.546875 yield of faeces on food
Y_VX mol/mol 0 0 0.0180402 0.0061754 0.0231432 0.00804517 yield of living structure on food
Y_VX_d mol/mol 0.00135001 0.00292805 1.65974e-05 0.00837063 7.17792e-06 0.0110823 yield of dead structure on food
Y_EX mol/mol 0 0 0.0220612 0.00755185 0.0340587 0.0118397 yield of living reserve on food
Y_EX_d mol/mol 0.00128827 0.0028523 2.02968e-05 0.0102364 1.05634e-05 0.0163092 yield of dead reserve on food
Y_CX mol/mol 0.450487 0.447345 0.412987 0.420791 0.395905 0.405849 yield of CO2 on food
Y_HX mol/mol 0.325352 0.323082 0.298268 0.303904 0.285932 0.293113 yield of H2O on food
Y_OX mol/mol -0.489904 -0.486487 -0.449123 -0.45761 -0.430547 -0.44136 yield of O2 on food
Y_NX mol/mol 0.067573 0.0671017 0.061948 0.0631186 0.0593858 0.0608773 yield of N-waste on food
mu_TX J/mol 261116 259467 241327 245443 232187 237454 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