Daphnia mendotae: 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: 2024/11/25
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.229378 0.199413 0.599706 0.599706 1 1 scaled functional response
r 1/d 0 0 0.0822588 0.0383156 0.152281 0.0519671 spec pop growth rate
t2 d NaN NaN 8.42642 18.0905 4.55177 13.3382 population doubling time
a_b d 3.17661 3.24671 2.75878 2.75878 2.59399 2.59399 age at birth
t_p d 45.1262 71.1514 6.69938 6.69938 4.2337 4.2337 time since birth at puberty
S_b - 0.999994 0.999993 0.999996 0.999996 0.999997 0.999997 survival probability at birth
S_p - 0.999927 0.999993 0.999971 0.662651 0.999979 0.502392 survival probability at puberty
theta_0b - 0.0248356 0.0258551 0.203314 0.217682 0.326331 0.356617 frac of ind that is embryo
theta_bp - 0.0248626 0.0258862 0.162106 0.158391 0.219897 0.219821 fraction of individuals that is juvenile
theta_pi - 0.950302 0.948259 0.634579 0.623927 0.453773 0.423562 frac of ind that is adult
L_bi cm 0.0103174 0.00905154 0.0213458 0.0219915 0.0253556 0.0269274 mean structural length of post-natals
L2_bi cm^2 0.000106712 8.24068e-05 0.000468979 0.000499723 0.000697088 0.000811225 mean squared structural length of post-natals
L3_bi cm^3 1.10692e-06 7.55795e-07 1.05666e-05 1.16694e-05 2.06069e-05 2.68248e-05 mean cubed structural length of post-natals
Ww_bi g 1.53494e-06 1.00986e-06 2.12489e-05 2.34665e-05 5.53448e-05 7.20443e-05 mean wet weight of post-natals
L_pi cm 0.0102525 0.00896102 0.0227252 0.0235464 0.029167 0.0319357 mean structural length of adults
L2_pi cm^2 0.000105214 8.04733e-05 0.000523601 0.000562447 0.0008852 0.00107578 mean squared structural length of adults
L3_pi cm^3 1.0809e-06 7.24503e-07 1.22193e-05 1.3607e-05 2.7924e-05 3.79896e-05 mean cubed structural length of adults
Ww_pi g 1.49885e-06 9.6805e-07 2.45724e-05 2.73629e-05 7.49967e-05 0.00010203 mean wet weight of adults
R 1/d 0.011919 0.00762301 0.126342 0.137847 0.252482 0.324788 mean reproduction rate of adults
J_X g/d 1.10056e-06 7.38869e-07 1.26457e-05 1.34747e-05 3.13429e-05 3.64748e-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 0.0687343 0.0331821 0.10012 0.0382183 yield of living structure on food
Y_VX_d mol/mol 0.00761903 0.00759637 0.000240772 0.0272094 6.19662e-05 0.0435106 yield of dead structure on food
Y_EX mol/mol 0 0 0.0694867 0.0335454 0.168775 0.0644261 yield of living reserve on food
Y_EX_d mol/mol 0.00294606 0.00255358 0.000243408 0.0275072 0.000104459 0.0733475 yield of dead reserve on food
Y_CX mol/mol 0.88006 0.880475 0.75192 0.769181 0.621563 0.671123 yield of CO2 on food
Y_HX mol/mol 0.634621 0.63492 0.542218 0.554665 0.448216 0.483954 yield of H2O on food
Y_OX mol/mol -0.957065 -0.957517 -0.817713 -0.836484 -0.67595 -0.729846 yield of O2 on food
Y_NX mol/mol 0.132009 0.132071 0.112788 0.115377 0.0932345 0.100668 yield of N-waste on food
mu_TX J/mol 467070 467297 399661 408725 329525 355860 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