Eurycea lucifuga: Population traits

at T = 15 °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_min f_max date: 2024/12/04
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.370732 0.370732 0.382536 0.382536 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00434933 0.00434933 0.00115453 0.00115453 spec pop growth rate
t2 d NaN NaN NaN NaN 159.369 159.369 600.371 600.371 population doubling time
a_b d 70.8674 70.8674 70.6825 70.6825 66.7789 66.7789 66.7789 66.7789 age at birth
t_p d 841.839 906.682 722.18 771.332 140.02 143.229 140.02 143.229 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_p - 0.99998 0.99998 0.832475 0.832475 0.999991 0.999991 0.414481 0.414481 survival probability at puberty
theta_0b - 0.0214296 0.0214296 0.0283337 0.0283337 0.252229 0.252229 0.299042 0.299042 frac of ind that is embryo
theta_bp - 0.0214276 0.0214276 0.025499 0.025499 0.188637 0.188637 0.17458 0.17458 fraction of individuals that is juvenile
theta_pi - 0.957143 0.957143 0.946167 0.946167 0.559135 0.559135 0.526378 0.526378 frac of ind that is adult
L_bi cm 0.221639 0.221639 0.228431 0.228431 0.427115 0.427115 0.460282 0.460282 mean structural length of post-natals
L2_bi cm^2 0.049131 0.049131 0.0521945 0.0521945 0.195615 0.195615 0.230188 0.230188 mean squared structural length of post-natals
L3_bi cm^3 0.0108924 0.0108924 0.0119289 0.0119289 0.0945217 0.0945217 0.121667 0.121667 mean cubed structural length of post-natals
Ww_bi g 0.0837291 0.0837291 0.0942361 0.0942361 1.79941 1.79941 2.31617 2.31617 mean wet weight of post-natals
L_pi cm 0.221996 0.221996 0.228978 0.228978 0.479451 0.479451 0.524907 0.524907 mean structural length of adults
L2_pi cm^2 0.0492833 0.0492833 0.052433 0.052433 0.236264 0.236264 0.282785 0.282785 mean squared structural length of adults
L3_pi cm^3 0.0109412 0.0109412 0.0120069 0.0120069 0.119306 0.119306 0.15551 0.15551 mean cubed structural length of adults
Ww_pi g 0.0841037 0.0841037 0.0948525 0.0948525 2.27123 2.27123 2.96045 2.96045 mean wet weight of adults
R 1/d 0.000819668 0.000750131 0.00104971 0.000981419 0.0131638 0.0131293 0.017307 0.0172724 mean reproduction rate of adults
J_X g/d 0.0044868 0.0044868 0.00491832 0.00491832 0.0481861 0.0481861 0.0567026 0.0567026 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.00853163 0.00853163 0.00247727 0.00247727 yield of living structure on food
Y_VX_d mol/mol 0.000755841 0.000755841 0.00095837 0.00095837 1.32822e-05 1.32822e-05 0.00324537 0.00324537 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.153885 0.153885 0.0446826 0.0446826 yield of living reserve on food
Y_EX_d mol/mol 0.00505423 0.00505423 0.00661256 0.00661256 0.000239572 0.000239572 0.0585368 0.0585368 yield of dead reserve on food
Y_CX mol/mol 0.818454 0.818454 0.816825 0.816825 0.673359 0.673359 0.723057 0.723057 yield of CO2 on food
Y_HX mol/mol 0.699004 0.699004 0.697613 0.697613 0.575085 0.575085 0.61753 0.61753 yield of H2O on food
Y_OX mol/mol -0.962236 -0.962236 -0.960321 -0.960321 -0.791651 -0.791651 -0.85008 -0.85008 yield of O2 on food
Y_NX mol/mol 0.0663611 0.0663611 0.0662291 0.0662291 0.0545967 0.0545967 0.0586262 0.0586262 yield of N-waste on food
mu_TX J/mol 461246 461246 460304 460304 376798 376798 405716 405716 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer