Desmognathus ochrophaeus: 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_minf f_max date: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.572153 0.641803 0.820902 0.820902 1 1 scaled functional response
r 1/d 0 0 0.000986192 0.000227977 0.00146806 0.000366953 spec pop growth rate
t2 d NaN NaN 702.852 3040.43 472.151 1888.93 population doubling time
a_b d 64.33 63.0968 60.5136 60.5136 58.5077 58.5077 age at birth
t_p d 5240.22 2879.38 1590.68 1590.68 1143.48 1143.48 time since birth at puberty
S_b - 0.999996 0.999996 0.999997 0.999997 0.999997 0.999997 survival probability at birth
S_p - 0.999976 0.83487 0.99998 0.791251 0.999982 0.754498 survival probability at puberty
theta_0b - 0.0076348 0.047679 0.0581647 0.100018 0.0823327 0.13671 frac of ind that is embryo
theta_bp - 0.00765821 0.0436577 0.0549128 0.0878995 0.0756925 0.1164 fraction of individuals that is juvenile
theta_pi - 0.984707 0.908663 0.886922 0.812082 0.841975 0.74689 frac of ind that is adult
L_bi cm 0.6053 0.575149 0.529583 0.547904 0.52484 0.540832 mean structural length of post-natals
L2_bi cm^2 0.37821 0.364983 0.318121 0.360733 0.320693 0.370669 mean squared structural length of post-natals
L3_bi cm^3 0.241098 0.246044 0.210884 0.270138 0.222218 0.303944 mean cubed structural length of post-natals
Ww_bi g 0.267124 0.275837 0.243546 0.311978 0.264144 0.361289 mean wet weight of post-natals
L_pi cm 0.608118 0.59105 0.547014 0.580411 0.549437 0.586066 mean structural length of adults
L2_pi cm^2 0.380692 0.379652 0.334004 0.393137 0.34384 0.418634 mean squared structural length of adults
L3_pi cm^3 0.242862 0.257164 0.222993 0.29773 0.240762 0.348848 mean cubed structural length of adults
Ww_pi g 0.269078 0.288304 0.25753 0.343842 0.286187 0.414665 mean wet weight of adults
R 1/d 0 0 0.000624985 0.00223271 0.00255752 0.00497986 mean reproduction rate of adults
J_X g/d 0.00103841 0.00112408 0.00125317 0.00142102 0.00153891 0.00177873 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 0.165958 0.0433386 0.211987 0.0627036 yield of living structure on food
Y_VX_d mol/mol 0.0356644 0.0695638 0.00265892 0.0887717 0.00124237 0.106731 yield of dead structure on food
Y_EX mol/mol 0 0 0.0257035 0.00671229 0.0399958 0.0118303 yield of living reserve on food
Y_EX_d mol/mol 0.00384992 0.00842346 0.000411814 0.013749 0.000234398 0.0201371 yield of dead reserve on food
Y_CX mol/mol 0.787277 0.75169 0.643701 0.682699 0.589378 0.637531 yield of CO2 on food
Y_HX mol/mol 0.672377 0.641984 0.549756 0.583062 0.503361 0.544486 yield of H2O on food
Y_OX mol/mol -0.925583 -0.883743 -0.756784 -0.802633 -0.692917 -0.74953 yield of O2 on food
Y_NX mol/mol 0.0638333 0.0609478 0.052192 0.055354 0.0477874 0.0516917 yield of N-waste on food
mu_TX J/mol 444763 425650 367461 388438 337929 363894 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