Rana arvalis: Population traits

at T = 18 °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 - 0.781156 0.78395 0.891975 0.891975 1 1 scaled functional response
r 1/d 0 0 0.00548628 0.00218874 0.0077608 0.00310702 spec pop growth rate
t2 d NaN NaN 126.342 316.688 89.3138 223.091 population doubling time
a_b d 21.1042 21.1006 20.9767 20.9767 20.8779 20.8779 age at birth
t_p d 4508.69 2891.17 989.314 989.314 739.134 739.134 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.33736 1 0.3265 1 0.318036 survival probability at puberty
theta_0b - 0.00491021 0.158998 0.108707 0.415472 0.149569 0.455733 frac of ind that is embryo
theta_bp - 0.00491116 0.0913329 0.0969059 0.225407 0.127216 0.240081 fraction of individuals that is juvenile
theta_pi - 0.990179 0.749669 0.794387 0.359121 0.723215 0.304185 frac of ind that is adult
L_bi cm 0.959075 0.814924 0.630605 0.446524 0.575314 0.401112 mean structural length of post-natals
L2_bi cm^2 0.932908 0.753695 0.479058 0.297766 0.414897 0.247333 mean squared structural length of post-natals
L3_bi cm^3 0.913106 0.725351 0.405255 0.251328 0.344749 0.205042 mean cubed structural length of post-natals
Ww_bi g 11.904 9.4875 5.97526 3.70568 5.65697 3.36453 mean wet weight of post-natals
L_pi cm 0.962881 0.891939 0.683963 0.611267 0.642279 0.571514 mean structural length of adults
L2_pi cm^2 0.937349 0.841347 0.532832 0.462838 0.481042 0.414719 mean squared structural length of adults
L3_pi cm^3 0.917597 0.812921 0.453746 0.404847 0.403993 0.361433 mean cubed structural length of adults
Ww_pi g 11.9626 10.6329 6.69023 5.96924 6.62911 5.93075 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.314973 0.255377 0.184688 0.114795 0.179323 0.1069 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 0.0120384 0.00479192 0.0149201 0.00595946 yield of living structure on food
Y_VX_d mol/mol 0.000725423 0.00186796 5.03706e-06 0.00804854 2.25497e-06 0.00991958 yield of dead structure on food
Y_EX mol/mol 0 0 0.165461 0.0658622 0.229904 0.0918293 yield of living reserve on food
Y_EX_d mol/mol 0.00873179 0.0225647 6.92315e-05 0.110623 3.47468e-05 0.152851 yield of dead reserve on food
Y_CX mol/mol 0.81508 0.801228 0.659573 0.648702 0.597332 0.582811 yield of CO2 on food
Y_HX mol/mol 0.696123 0.684292 0.563311 0.554027 0.510154 0.497752 yield of H2O on food
Y_OX mol/mol -0.95827 -0.941984 -0.775443 -0.762663 -0.702268 -0.685197 yield of O2 on food
Y_NX mol/mol 0.0660876 0.0649644 0.0534789 0.0525975 0.0484323 0.0472549 yield of N-waste on food
mu_TX J/mol 459272 451230 368912 362596 332664 324221 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