Choloepus didactylus: Population traits

at T = 33 °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: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.971799 0.971799 0.97926 0.97926 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000631348 0.000631348 0.000190947 0.000190947 spec pop growth rate
t2 d NaN NaN NaN NaN 1097.89 1097.89 3630.05 3630.05 population doubling time
a_b d 107.52 NaN 107.52 NaN 107.52 107.52 107.52 107.52 age at birth
t_x d 2676.53 NaN 1959.33 NaN 1471.02 1650.25 1471.02 1650.25 time since birth at weaning
t_p d 156.149 NaN 154.964 NaN 151.825 151.825 151.825 151.825 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 1 1 survival probability at birth
S_x - 1 NaN 0.587927 NaN 1 1 0.581094 0.581094 survival probability at weaning
S_p - 0.999992 NaN 0.177652 NaN 0.999999 0.999999 0.175421 0.172949 survival probability at puberty
theta_0b - 0.00847093 NaN 0.0438696 NaN 0.0656808 0.0656808 0.102651 0.102651 frac of ind that is embryo
theta_bx - 0.00847076 NaN 0.0332722 NaN 0.061369 0.061369 0.0758901 0.0758901 fraction of individuals that is baby
theta_xp - 0.202394 NaN 0.17676 NaN 0.5043 0.543822 0.279981 0.301869 fraction of individuals that is juvenile
theta_pi - 0.780664 NaN 0.746098 NaN 0.368651 0.329128 0.541478 0.51959 frac of ind that is adult
L_bi cm 11.6665 NaN 11.453 NaN 10.6763 10.6763 10.9425 10.9425 mean structural length of post-natals
L2_bi cm^2 136.865 NaN 133.298 NaN 117.884 117.884 124.257 124.257 mean squared structural length of post-natals
L3_bi cm^3 1611.22 NaN 1566.21 NaN 1332.13 1332.13 1444.03 1444.03 mean cubed structural length of post-natals
Ww_bi g 5189.06 NaN 5070.78 NaN 4376.08 4376.08 4743.64 4743.64 mean wet weight of post-natals
L_pi cm 11.9024 NaN 11.9911 NaN 12.1928 12.2114 12.2249 12.2328 mean structural length of adults
L2_pi cm^2 141.666 NaN 143.788 NaN 148.669 149.12 149.451 149.642 mean squared structural length of adults
L3_pi cm^3 1686.16 NaN 1724.18 NaN 1812.81 1821.02 1827.1 1830.57 mean cubed structural length of adults
Ww_pi g 5430.41 NaN 5582.24 NaN 5955.1 5982.06 6002.03 6013.44 mean wet weight of adults
R 1/d 0.000101081 NaN 0.000546665 NaN 0.00160153 0.00108443 0.00174473 0.00118012 mean reproduction rate of adults
J_X g/d 55.7795 NaN 54.7431 NaN 49.438 49.438 52.1108 52.1108 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 0.017012 0.017012 0.00529126 0.00529126 yield of living structure on food
Y_VX_d mol/mol 0.00240226 NaN 0.00510132 NaN 1.90521e-05 1.90521e-05 0.00746506 0.00746506 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0388727 0.0388727 0.0120906 0.0120906 yield of living reserve on food
Y_EX_d mol/mol 0.00533438 NaN 0.0114148 NaN 4.35342e-05 4.35342e-05 0.0170577 0.0170577 yield of dead reserve on food
Y_CX mol/mol 0.816672 NaN 0.808551 NaN 0.772077 0.772077 0.785066 0.785066 yield of CO2 on food
Y_HX mol/mol 0.696501 NaN 0.689575 NaN 0.658468 0.658468 0.669546 0.669546 yield of H2O on food
Y_OX mol/mol -0.960141 NaN -0.950593 NaN -0.907712 -0.907712 -0.922983 -0.922983 yield of O2 on food
Y_NX mol/mol 0.0662166 NaN 0.0655582 NaN 0.0626008 0.0626008 0.063654 0.063654 yield of N-waste on food
mu_TX J/mol 460287 NaN 455673 NaN 434943 434943 442324 442324 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