Ceriodaphnia lacustris: Population traits

at T = 20 °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: 2024/11/24
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.280434 0.249124 0.624562 0.624562 1 1 scaled functional response
r 1/d 0 0 0.109555 0.0777689 0.224797 0.118194 spec pop growth rate
t2 d NaN NaN 6.32695 8.91291 3.08343 5.86451 population doubling time
a_b d 2.3487 2.39316 2.07038 2.07038 1.93253 1.93253 age at birth
t_p d 48.352 72.2421 7.31127 7.31127 4.12668 4.12668 time since birth at puberty
S_b - 0.99999 0.999989 0.999993 0.999993 0.999994 0.999994 survival probability at birth
S_p - 0.999886 0.999989 0.999944 0.826485 0.999962 0.640316 survival probability at puberty
theta_0b - 0.0287468 0.0295528 0.203422 0.211268 0.352353 0.361945 frac of ind that is embryo
theta_bp - 0.0287843 0.0295945 0.162248 0.163263 0.228289 0.230512 fraction of individuals that is juvenile
theta_pi - 0.942469 0.940853 0.63433 0.625469 0.419358 0.407543 frac of ind that is adult
L_bi cm 0.00706106 0.00635135 0.0133015 0.0133836 0.015755 0.0161032 mean structural length of post-natals
L2_bi cm^2 5.02806e-05 4.09298e-05 0.000178508 0.00018086 0.000258474 0.000272833 mean squared structural length of post-natals
L3_bi cm^3 3.61842e-07 2.68867e-07 2.41592e-06 2.46645e-06 4.41163e-06 4.85469e-06 mean cubed structural length of post-natals
Ww_bi g 4.74154e-07 3.43002e-07 4.08599e-06 4.17143e-06 9.29447e-06 1.02279e-05 mean wet weight of post-natals
L_pi cm 0.0069771 0.00624947 0.0137724 0.0138885 0.017548 0.0181945 mean structural length of adults
L2_pi cm^2 4.88731e-05 3.93185e-05 0.000190547 0.000193827 0.000314301 0.00033974 mean squared structural length of adults
L3_pi cm^3 3.43947e-07 2.49413e-07 2.64798e-06 2.71762e-06 5.7468e-06 6.50718e-06 mean cubed structural length of adults
Ww_pi g 4.50704e-07 3.18184e-07 4.47846e-06 4.59623e-06 1.21074e-05 1.37094e-05 mean wet weight of adults
R 1/d 0.0267168 0.0183388 0.219849 0.224233 0.472809 0.519284 mean reproduction rate of adults
J_X g/d 4.67293e-07 3.37919e-07 3.69481e-06 3.74348e-06 8.56595e-06 9.0418e-06 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 0.0716344 0.0512391 0.115775 0.0634601 yield of living structure on food
Y_VX_d mol/mol 0.00850529 0.00828999 0.000347766 0.021324 7.76525e-05 0.0479524 yield of dead structure on food
Y_EX mol/mol 0 0 0.0495189 0.0354202 0.128141 0.0702384 yield of living reserve on food
Y_EX_d mol/mol 0.00263994 0.00228582 0.000240401 0.0147407 8.59467e-05 0.0530743 yield of dead reserve on food
Y_CX mol/mol 0.87948 0.880049 0.768883 0.767901 0.646546 0.6559 yield of CO2 on food
Y_HX mol/mol 0.634203 0.634613 0.55445 0.553742 0.466231 0.472977 yield of H2O on food
Y_OX mol/mol -0.956434 -0.957053 -0.836161 -0.835092 -0.703118 -0.713291 yield of O2 on food
Y_NX mol/mol 0.131922 0.132007 0.115333 0.115185 0.0969818 0.098385 yield of N-waste on food
mu_TX J/mol 466795 467098 409141 408630 344049 348972 yield of heat on food

Remarks

  • Reprod-code A applies. Data concerns population of females only.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer