Ceriodaphnia reticulata: 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_min f_max date: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.148474 0.148474 0.145206 0.145206 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.503682 0.503682 0.220894 0.220894 spec pop growth rate
t2 d NaN NaN NaN NaN 1.37616 1.37616 3.13792 3.13792 population doubling time
a_b d 1.60577 1.81699 1.61154 1.82304 1.18879 1.33874 1.18879 1.33874 age at birth
t_p d 79.3904 NaN 85.1791 NaN 3.88511 8.39591 3.88511 8.39591 time since birth at puberty
S_b - 0.99999 0.999967 0.99999 0.999966 0.999996 0.999987 0.999996 0.999987 survival probability at birth
S_p - 0.999919 0.999702 0.99999 0.999966 0.999976 0.999915 0.512763 0.705471 survival probability at puberty
theta_0b - 0.0207032 0.048611 0.0201766 0.042328 0.450442 0.490393 0.472032 0.392291 frac of ind that is embryo
theta_bp - 0.0207386 0.0486532 0.0202119 0.0423653 0.247598 0.250005 0.262543 0.246505 fraction of individuals that is juvenile
theta_pi - 0.958558 0.902736 0.959611 0.915307 0.30196 0.259602 0.265425 0.361205 frac of ind that is adult
L_bi cm 0.00633433 0.00375941 0.00620916 0.00360159 0.0120214 0.0092747 0.0120732 0.00990304 mean structural length of post-natals
L2_bi cm^2 4.01668e-05 1.53072e-05 3.86077e-05 1.40908e-05 0.00016017 8.85424e-05 0.000167735 0.000102809 mean squared structural length of post-natals
L3_bi cm^3 2.54995e-07 6.80484e-08 2.40422e-07 6.06026e-08 2.38447e-06 8.72809e-07 2.73688e-06 1.12394e-06 mean cubed structural length of post-natals
Ww_bi g 3.21396e-07 7.60682e-08 3.0165e-07 6.75877e-08 6.56647e-06 1.56562e-06 7.53694e-06 2.01609e-06 mean wet weight of post-natals
L_pi cm 0.00631731 0.0036059 0.00619029 0.00346303 0.0146066 0.0104572 0.0153237 0.0111676 mean structural length of adults
L2_pi cm^2 3.99386e-05 1.3776e-05 3.83576e-05 1.2727e-05 0.000226417 0.000111297 0.000256563 0.000128634 mean squared structural length of adults
L3_pi cm^3 2.52697e-07 5.61059e-08 2.3793e-07 5.00754e-08 3.75177e-06 1.20777e-06 4.75403e-06 1.53225e-06 mean cubed structural length of adults
Ww_pi g 3.185e-07 6.27182e-08 2.98524e-07 5.58471e-08 1.03318e-05 2.16647e-06 1.30919e-05 2.7485e-06 mean wet weight of adults
R 1/d 0.0828379 0.000289899 0.0770229 0 1.93782 0.633783 2.25106 0.745179 mean reproduction rate of adults
J_X g/d 3.30534e-07 5.70093e-08 3.10711e-07 5.1324e-08 8.87727e-06 2.22101e-06 9.29654e-06 2.57887e-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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.135291 0.197936 0.0650306 0.0962713 yield of living structure on food
Y_VX_d mol/mol 0.00964985 0.013659 0.00929642 0.0105245 1.94103e-05 6.84441e-05 0.0703228 0.0624309 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.23728 0.157115 0.114054 0.076417 yield of living reserve on food
Y_EX_d mol/mol 0.00251283 0.00160976 0.00236751 0.00121305 3.40426e-05 5.43287e-05 0.123335 0.0495556 yield of dead reserve on food
Y_CX mol/mol 0.878462 0.875356 0.878961 0.878887 0.518001 0.535452 0.517882 0.60595 yield of CO2 on food
Y_HX mol/mol 0.633469 0.631229 0.633829 0.633776 0.373536 0.38612 0.373451 0.436957 yield of H2O on food
Y_OX mol/mol -0.955328 -0.95195 -0.95587 -0.95579 -0.563326 -0.582304 -0.563197 -0.658971 yield of O2 on food
Y_NX mol/mol 0.131769 0.131303 0.131844 0.131833 0.0777001 0.0803177 0.0776824 0.0908925 yield of N-waste on food
mu_TX J/mol 466293 464785 466550 466571 274322 287055 274259 323864 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