Ceriodaphnia quadrangula: Population traits

at T = 25 °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: 2024/11/16
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.277464 0.279074 0.639537 0.639537 1 1 scaled functional response
r 1/d 0 0 0.329907 0.193146 0.56805 0.289541 spec pop growth rate
t2 d NaN NaN 2.10104 3.58873 1.22022 2.39396 population doubling time
a_b d 1.137 1.13593 0.995198 0.995198 0.932354 0.932354 age at birth
t_p d 37.6121 36.9859 6.90398 6.90398 4.19161 4.19161 time since birth at puberty
S_b - 0.999957 0.999957 0.999971 0.999971 0.999976 0.999976 survival probability at birth
S_p - 0.999651 0.978479 0.999812 0.678761 0.999859 0.555564 survival probability at puberty
theta_0b - 0.0353822 0.0382852 0.280306 0.324555 0.411236 0.447891 frac of ind that is embryo
theta_bp - 0.0354217 0.0379038 0.201958 0.220912 0.24222 0.256596 fraction of individuals that is juvenile
theta_pi - 0.929196 0.923811 0.517736 0.454534 0.346544 0.295513 frac of ind that is adult
L_bi cm 0.00697819 0.00701109 0.0100914 0.0100424 0.010784 0.0107181 mean structural length of post-natals
L2_bi cm^2 4.87002e-05 4.91621e-05 0.000106802 0.000106801 0.000125815 0.000126943 mean squared structural length of post-natals
L3_bi cm^3 3.39909e-07 3.44773e-07 1.18383e-06 1.20193e-06 1.59205e-06 1.67397e-06 mean cubed structural length of post-natals
Ww_bi g 6.97541e-07 7.09627e-07 4.05476e-06 4.11675e-06 7.62909e-06 8.02162e-06 mean wet weight of post-natals
L_pi cm 0.00698677 0.00702145 0.0110569 0.0112364 0.0126697 0.0130596 mean structural length of adults
L2_pi cm^2 4.88182e-05 4.9305e-05 0.000125765 0.000130656 0.000167726 0.000180897 mean squared structural length of adults
L3_pi cm^3 3.41126e-07 3.46252e-07 1.47166e-06 1.57196e-06 2.32732e-06 2.66958e-06 mean cubed structural length of adults
Ww_pi g 7.00039e-07 7.12671e-07 5.04061e-06 5.38414e-06 1.11525e-05 1.27926e-05 mean wet weight of adults
R 1/d 0.362732 0.368913 1.87757 1.96499 3.08376 3.38421 mean reproduction rate of adults
J_X g/d 1.94829e-06 1.97818e-06 9.8483e-06 9.84824e-06 1.81405e-05 1.83031e-05 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 0.039657 0.0235725 0.0498534 0.0264808 yield of living structure on food
Y_VX_d mol/mol 0.00573452 0.00619942 0.000205385 0.0189117 6.33357e-05 0.0252041 yield of dead structure on food
Y_EX mol/mol 0 0 0.0961729 0.0571661 0.189043 0.100415 yield of living reserve on food
Y_EX_d mol/mol 0.00603352 0.00656051 0.000498083 0.045863 0.000240168 0.0955735 yield of dead reserve on food
Y_CX mol/mol 0.878857 0.877865 0.754092 0.745112 0.651425 0.642952 yield of CO2 on food
Y_HX mol/mol 0.633754 0.633038 0.543784 0.537308 0.46975 0.46364 yield of H2O on food
Y_OX mol/mol -0.955757 -0.954678 -0.820075 -0.810309 -0.708424 -0.69921 yield of O2 on food
Y_NX mol/mol 0.131829 0.13168 0.113114 0.111767 0.0977137 0.0964428 yield of N-waste on food
mu_TX J/mol 466314 465792 399400 394592 343436 338864 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