Desmognathus fuscus: 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: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.493825 NaN 0.674641 0.674641 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00144664 0.00144664 0.000163124 0.000163124 spec pop growth rate
t2 d NaN NaN NaN NaN 479.142 479.142 4249.22 4249.22 population doubling time
a_b d 64.4779 NaN 61.1278 NaN 57.1574 57.1574 57.1574 57.1574 age at birth
t_p d 5525.12 NaN 2063.85 NaN 1129.5 730.131 1129.5 730.131 time since birth at puberty
S_b - 0.999996 NaN 0.999996 NaN 0.999997 0.999997 0.999997 0.999997 survival probability at birth
S_p - 0.999974 NaN 0.743879 NaN 0.999982 0.999982 0.668199 0.668199 survival probability at puberty
theta_0b - 0.00738347 NaN 0.0897555 NaN 0.0794106 0.0794106 0.164115 0.164115 frac of ind that is embryo
theta_bp - 0.00740125 NaN 0.0774916 NaN 0.0732048 0.0732048 0.132997 0.132997 fraction of individuals that is juvenile
theta_pi - 0.985215 NaN 0.832753 NaN 0.847385 0.847385 0.702888 0.702888 frac of ind that is adult
L_bi cm 0.69239 NaN 0.652001 NaN 0.58265 0.58265 0.625524 0.625524 mean structural length of post-natals
L2_bi cm^2 0.50289 NaN 0.537259 NaN 0.42636 0.42636 0.587321 0.587321 mean squared structural length of post-natals
L3_bi cm^3 0.375242 NaN 0.499596 NaN 0.369914 0.369914 0.699842 0.699842 mean cubed structural length of post-natals
Ww_bi g 0.421262 NaN 0.583302 NaN 0.461781 0.461781 0.873646 0.873646 mean wet weight of post-natals
L_pi cm 0.696049 NaN 0.693236 NaN 0.614349 0.614349 0.703291 0.703291 mean structural length of adults
L2_pi cm^2 0.506351 NaN 0.583187 NaN 0.459159 0.459159 0.689713 0.689713 mean squared structural length of adults
L3_pi cm^3 0.377995 NaN 0.545234 NaN 0.400995 0.400995 0.830375 0.830375 mean cubed structural length of adults
Ww_pi g 0.424353 NaN 0.636585 NaN 0.500581 0.500581 1.0366 1.0366 mean wet weight of adults
R 1/d 0 NaN 0.00190585 NaN 0.00249199 0.00546602 0.0069063 0.00988033 mean reproduction rate of adults
J_X g/d 0.00123768 NaN 0.00180642 NaN 0.0021249 0.0021249 0.0029271 0.0029271 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.25184 0.25184 0.0390013 0.0390013 yield of living structure on food
Y_VX_d mol/mol 0.0474802 NaN 0.096714 NaN 0.00161823 0.00161823 0.114443 0.114443 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0625439 0.0625439 0.0096859 0.0096859 yield of living reserve on food
Y_EX_d mol/mol 0.00582299 NaN 0.016204 NaN 0.000401884 0.000401884 0.0284217 0.0284217 yield of dead reserve on food
Y_CX mol/mol 0.774523 NaN 0.719379 NaN 0.531155 0.531155 0.646643 0.646643 yield of CO2 on food
Y_HX mol/mol 0.661484 NaN 0.614388 NaN 0.453635 0.453635 0.552268 0.552268 yield of H2O on food
Y_OX mol/mol -0.910587 NaN -0.845756 NaN -0.624466 -0.624466 -0.760242 -0.760242 yield of O2 on food
Y_NX mol/mol 0.0627991 NaN 0.058328 NaN 0.0430666 0.0430666 0.0524305 0.0524305 yield of N-waste on food
mu_TX J/mol 437896 NaN 408115 NaN 305897 305897 368422 368422 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