Dasyurus geoffroii: Population traits

at T = 36.2 °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_min f_max date: 2025/07/05
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.859719 0.859719 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00514246 0.00514246 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 134.789 134.789 NaN NaN population doubling time
a_b d 2.00017 2.00016 NaN NaN 2.00017 2.00016 NaN NaN age at birth
t_x d 818.766 473.475 NaN NaN 314.137 292.775 NaN NaN time since birth at weaning
t_p d 172.266 166.4 NaN NaN 151.154 147.401 NaN NaN time since birth at puberty
S_b - 1 1 NaN NaN 1 1 NaN NaN survival probability at birth
S_x - 1 1 NaN NaN 1 1 NaN NaN survival probability at weaning
S_p - 0.999651 0.999964 NaN NaN 0.999993 0.999995 NaN NaN survival probability at puberty
theta_0b - 0.000571185 0.000556489 NaN NaN 0.0102564 0.0102563 NaN NaN frac of ind that is embryo
theta_bx - 0.000569891 0.000555227 NaN NaN 0.0101285 0.0101285 NaN NaN fraction of individuals that is baby
theta_xp - 0.232698 0.130876 NaN NaN 0.782882 0.760031 NaN NaN fraction of individuals that is juvenile
theta_pi - 0.766161 0.868012 NaN NaN 0.196733 0.219585 NaN NaN frac of ind that is adult
L_bi cm 3.20521 3.32008 NaN NaN 2.57922 2.64277 NaN NaN mean structural length of post-natals
L2_bi cm^2 10.3898 11.1489 NaN NaN 7.88914 8.31937 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 33.8144 37.5899 NaN NaN 25.839 28.0964 NaN NaN mean cubed structural length of post-natals
Ww_bi g 458.138 526.282 NaN NaN 402.99 452.969 NaN NaN mean wet weight of post-natals
L_pi cm 3.28171 3.39954 NaN NaN 3.76941 3.885 NaN NaN mean structural length of adults
L2_pi cm^2 10.7696 11.5569 NaN NaN 14.2103 15.097 NaN NaN mean squared structural length of adults
L3_pi cm^3 35.3429 39.288 NaN NaN 53.5783 58.6809 NaN NaN mean cubed structural length of adults
Ww_pi g 478.847 550.058 NaN NaN 835.617 946.052 NaN NaN mean wet weight of adults
R 1/d 0.000371274 0.00648448 NaN NaN 0.0258722 0.0319829 NaN NaN mean reproduction rate of adults
J_X g/d 21.8353 24.2747 NaN NaN 19.2853 21.0696 NaN NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 NaN NaN 0.109375 0.109375 NaN NaN yield of faeces on food
Y_VX mol/mol 0 0 NaN NaN 0.00689002 0.0068575 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.000461441 0.000449679 NaN NaN 5.88685e-07 5.35007e-07 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.100568 0.103699 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.00579046 0.00584611 NaN NaN 8.59256e-06 8.09036e-06 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.818045 0.818005 NaN NaN 0.724421 0.721556 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.697672 0.697637 NaN NaN 0.617824 0.615381 NaN NaN yield of H2O on food
Y_OX mol/mol -0.961756 -0.961708 NaN NaN -0.851684 -0.848315 NaN NaN yield of O2 on food
Y_NX mol/mol 0.066328 0.0663247 NaN NaN 0.0587368 0.0585045 NaN NaN yield of N-waste on food
mu_TX J/mol 460993 460968 NaN NaN 406572 404895 NaN NaN 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