Lumbricus rubellus: Population traits

at T = 22.5 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.276162 0.336795 0.668397 0.668397 1 1 scaled functional response
r 1/d 0 0 0.00849881 0.000790209 0.0123653 0.00098875 spec pop growth rate
t2 d NaN NaN 81.5581 877.17 56.056 701.034 population doubling time
a_b d 14.5762 14.2353 13.3244 13.3244 12.9594 12.9594 age at birth
t_p d 809.545 326.843 111.282 111.282 84.6293 84.6293 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.531932 1 0.393605 1 0.346141 survival probability at puberty
theta_0b - 0.00545126 0.0356564 0.107061 0.190319 0.148049 0.292519 frac of ind that is embryo
theta_bp - 0.00545376 0.0256852 0.0956206 0.116924 0.12615 0.168535 fraction of individuals that is juvenile
theta_pi - 0.989095 0.938658 0.797319 0.692757 0.725801 0.538946 frac of ind that is adult
L_bi cm 0.250172 0.297608 0.398155 0.468904 0.438222 0.540736 mean structural length of post-natals
L2_bi cm^2 0.0627722 0.0898514 0.180425 0.25358 0.236086 0.395215 mean squared structural length of post-natals
L3_bi cm^3 0.0157805 0.0273357 0.0884792 0.145486 0.145131 0.324885 mean cubed structural length of post-natals
Ww_bi g 0.0332839 0.0643129 0.326007 0.536052 0.728035 1.62976 mean wet weight of post-natals
L_pi cm 0.250831 0.302099 0.427849 0.523435 0.487056 0.662586 mean structural length of adults
L2_pi cm^2 0.0630237 0.0918183 0.199297 0.292725 0.272725 0.511497 mean squared structural length of adults
L3_pi cm^3 0.015855 0.028017 0.0986596 0.169489 0.169634 0.425325 mean cubed structural length of adults
Ww_pi g 0.0334411 0.0659157 0.363517 0.624492 0.850954 2.1336 mean wet weight of adults
R 1/d 0.000477339 0.00289512 0.0124805 0.0215379 0.0177814 0.0430976 mean reproduction rate of adults
J_X g/d 0.00268351 0.0046845 0.0186683 0.0262375 0.0365463 0.0611796 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 0.0402806 0.00438168 0.0491043 0.00525061 yield of living structure on food
Y_VX_d mol/mol 0.00226866 0.00500957 1.70594e-05 0.00916392 6.98443e-06 0.0107137 yield of dead structure on food
Y_EX mol/mol 0 0 0.108136 0.0117629 0.197223 0.0210886 yield of living reserve on food
Y_EX_d mol/mol 0.00251636 0.00677648 4.57971e-05 0.0246011 2.80524e-05 0.0430305 yield of dead reserve on food
Y_CX mol/mol 0.819402 0.812926 0.686485 0.777662 0.595943 0.749751 yield of CO2 on food
Y_HX mol/mol 0.705719 0.700142 0.591243 0.66977 0.513263 0.645731 yield of H2O on food
Y_OX mol/mol -0.963351 -0.955737 -0.807084 -0.914278 -0.700636 -0.881464 yield of O2 on food
Y_NX mol/mol 0.066438 0.0659129 0.0556609 0.0630537 0.0483197 0.0607906 yield of N-waste on food
mu_TX J/mol 461876 458227 386061 438034 333561 421836 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