Iguana iguana: Population traits

at T = 27 °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: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.604726 0.604726 0.616081 0.616081 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0029861 0.0029861 0.000951236 0.000951236 spec pop growth rate
t2 d NaN NaN NaN NaN 232.125 232.125 728.681 728.681 population doubling time
a_b d 119.172 115.253 118.916 115.045 113.254 110.512 113.254 110.512 age at birth
t_p d 5109.81 1233.15 3135.65 1200.54 980.36 763.666 980.36 763.666 time since birth at puberty
S_b - 0.999997 0.999998 0.999997 0.999998 0.999997 0.999998 0.999997 0.999998 survival probability at birth
S_p - 0.999983 0.99999 0.450142 0.399052 0.999987 0.999991 0.376575 0.343573 survival probability at puberty
theta_0b - 0.0143006 0.012253 0.167546 0.216073 0.286942 0.281068 0.450295 0.479372 frac of ind that is embryo
theta_bp - 0.0143045 0.0122558 0.111347 0.135304 0.204637 0.202097 0.248222 0.253524 fraction of individuals that is juvenile
theta_pi - 0.971395 0.975491 0.721107 0.648623 0.508421 0.516835 0.301484 0.267105 frac of ind that is adult
L_bi cm 5.20875 7.03789 4.40294 5.38306 3.15629 3.52958 2.88559 2.99958 mean structural length of post-natals
L2_bi cm^2 27.8785 51.2342 22.0016 35.4763 12.1803 15.8913 11.4375 13.2782 mean squared structural length of post-natals
L3_bi cm^3 151.32 379.022 116.619 254.039 55.4693 87.0682 59.4714 82.9345 mean cubed structural length of post-natals
Ww_bi g 452.579 1411.07 353.153 958.754 238.084 479.112 255.262 456.365 mean wet weight of post-natals
L_pi cm 5.26236 7.1058 4.84627 6.17636 3.76441 4.24706 3.94699 4.29699 mean structural length of adults
L2_pi cm^2 28.2523 51.8439 25.0318 42.3467 15.972 20.9562 18.714 23.2905 mean squared structural length of adults
L3_pi cm^3 153.489 383.727 134.049 306.165 75.8977 119.079 104.882 157.218 mean cubed structural length of adults
Ww_pi g 459.067 1428.58 405.935 1155.48 325.767 655.255 450.172 865.128 mean wet weight of adults
R 1/d 0 0.0732464 0 0.0471581 0 0 0 0.00371724 mean reproduction rate of adults
J_X g/d 2.73204 6.86701 2.1966 4.84424 1.97386 3.52215 1.85349 2.94297 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 0.083915 0.0738169 0.0305215 0.0268063 yield of living structure on food
Y_VX_d mol/mol 0.00791493 0.00711274 0.0178516 0.0164904 4.7972e-05 3.08294e-05 0.0468622 0.0431486 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.276264 0.332377 0.100483 0.120701 yield of living reserve on food
Y_EX_d mol/mol 0.0157576 0.0193674 0.0362075 0.045745 0.000157933 0.000138816 0.154279 0.194286 yield of dead reserve on food
Y_CX mol/mol 0.704399 0.702118 0.67971 0.673067 0.43082 0.393463 0.453765 0.410868 yield of CO2 on food
Y_HX mol/mol 0.748951 0.746525 0.7227 0.715637 0.458069 0.418349 0.482464 0.436854 yield of H2O on food
Y_OX mol/mol -0.894045 -0.891149 -0.862709 -0.854277 -0.54681 -0.499395 -0.575932 -0.521486 yield of O2 on food
Y_NX mol/mol 0.162554 0.162027 0.156856 0.155323 0.0994201 0.0907991 0.104715 0.0948156 yield of N-waste on food
mu_TX J/mol 451943 450385 436006 431515 273635 248262 288579 259653 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