Microtus ochrogaster: Population traits

at T = 37.9 °C with background hazards for embryo, baby, juv, adult: 0, 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 stx f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.552771 0.557653 0.778827 0.778827 1 1 scaled functional response
r 1/d 0 0 0.00956738 0.00416402 0.0169053 0.00572272 spec pop growth rate
t2 d NaN NaN 72.449 166.461 41.0018 121.122 population doubling time
a_b d 11.2957 11.2957 11.2957 11.2957 11.2957 11.2957 age at birth
t_x d 346.53 295.624 67.9217 67.9217 47.0226 47.0226 time since birth at weaning
t_p d 41.51 40.7857 25.741 25.741 21.2102 21.2102 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.752753 1 0.567609 1 0.480197 survival probability at weaning
S_p - 0.998119 0.582786 0.999991 0.312763 0.999998 0.228649 survival probability at puberty
theta_0b - 0.00474441 0.00807963 0.102462 0.125587 0.173838 0.218066 frac of ind that is embryo
theta_bx - 0.00474438 0.00689908 0.0919657 0.0883672 0.143619 0.138818 fraction of individuals that is baby
theta_xp - 0.140737 0.120449 0.337059 0.198966 0.309455 0.176157 fraction of individuals that is juvenile
theta_pi - 0.849775 0.864572 0.468514 0.58708 0.373088 0.466959 frac of ind that is adult
L_bi cm 0.715524 0.721436 0.928781 0.944339 1.05546 1.10135 mean structural length of post-natals
L2_bi cm^2 0.512067 0.520613 0.876396 0.905991 1.16292 1.27177 mean squared structural length of post-natals
L3_bi cm^3 0.366519 0.375778 0.837015 0.879223 1.32331 1.51659 mean cubed structural length of post-natals
Ww_bi g 3.90696 4.03773 12.2288 12.8454 24.4482 28.0189 mean wet weight of post-natals
L_pi cm 0.716667 0.722998 1.00581 1.0078 1.25065 1.27482 mean structural length of adults
L2_pi cm^2 0.513612 0.522726 1.01168 1.01567 1.56589 1.6264 mean squared structural length of adults
L3_pi cm^3 0.368089 0.377929 1.01762 1.02363 1.96275 2.07644 mean cubed structural length of adults
Ww_pi g 3.92369 4.06084 14.8675 14.9552 36.2618 38.3622 mean wet weight of adults
R 1/d 0.00049388 0.00082647 0.0183344 0.0184958 0.0374348 0.0400202 mean reproduction rate of adults
J_X g/d 0.950062 0.974449 2.29098 2.36834 3.90327 4.26862 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 0.00349547 0.00154585 0.00573135 0.00203321 yield of living structure on food
Y_VX_d mol/mol 0.000163505 0.000240248 1.21022e-06 0.00134437 3.65092e-07 0.00219047 yield of dead structure on food
Y_EX mol/mol 0 0 0.0475732 0.021039 0.100155 0.0355302 yield of living reserve on food
Y_EX_d mol/mol 0.0015794 0.00234121 1.6471e-05 0.0182968 6.37997e-06 0.0382784 yield of dead reserve on food
Y_CX mol/mol 0.822216 0.82144 0.776573 0.784769 0.725877 0.751648 yield of CO2 on food
Y_HX mol/mol 0.701229 0.700568 0.662303 0.669293 0.619066 0.641045 yield of H2O on food
Y_OX mol/mol -0.966659 -0.965747 -0.912998 -0.922634 -0.853396 -0.883695 yield of O2 on food
Y_NX mol/mol 0.0666662 0.0666033 0.0629654 0.0636299 0.0588549 0.0609445 yield of N-waste on food
mu_TX J/mol 463416 462967 436896 441657 407365 422358 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