Lacerta agilis: Population traits

at T = 23.5 °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: 2024/02/18
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.742006 0.742006 0.780764 0.780764 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00185223 0.00185223 0.000609628 0.000609628 spec pop growth rate
t2 d NaN NaN NaN NaN 374.224 374.224 1137 1137 population doubling time
a_b d 58.384 59.2717 57.8741 58.7528 55.4768 56.3078 55.4768 56.3078 age at birth
t_p d 2131.68 NaN 1413.61 NaN 668.535 813.319 668.535 813.319 time since birth at puberty
S_b - 0.999997 0.999996 0.999997 0.999996 0.999997 0.999997 0.999997 0.999997 survival probability at birth
S_p - 0.999978 0.999974 0.778849 0.802196 0.999981 0.999979 0.713945 0.73662 survival probability at puberty
theta_0b - 0.0112011 0.0117775 0.0453547 0.0411003 0.0978909 0.0993185 0.141534 0.130712 frac of ind that is embryo
theta_bp - 0.0112171 0.0117958 0.0399888 0.0367893 0.0884209 0.08958 0.115515 0.108329 fraction of individuals that is juvenile
theta_pi - 0.977582 0.976427 0.914657 0.92211 0.813688 0.811102 0.742951 0.760959 frac of ind that is adult
L_bi cm 1.46203 1.344 1.45417 1.35012 1.39491 1.31289 1.44426 1.37474 mean structural length of post-natals
L2_bi cm^2 2.16512 1.82636 2.1841 1.87037 2.09938 1.84125 2.30431 2.05434 mean squared structural length of post-natals
L3_bi cm^3 3.23455 2.50139 3.35115 2.63759 3.35767 2.72596 3.95626 3.26901 mean cubed structural length of post-natals
Ww_bi g 4.15909 3.15653 4.35907 3.36448 4.6511 3.68814 5.48029 4.42289 mean wet weight of post-natals
L_pi cm 1.47006 1.35111 1.48437 1.37378 1.46122 1.37203 1.54727 1.4601 mean structural length of adults
L2_pi cm^2 2.1833 1.84153 2.25406 1.92209 2.26044 1.97772 2.56734 2.26109 mean squared structural length of adults
L3_pi cm^3 3.26658 2.5264 3.47813 2.72545 3.66966 2.97482 4.49658 3.66771 mean cubed structural length of adults
Ww_pi g 4.20028 3.18808 4.52423 3.47655 5.08328 4.02485 6.22875 4.9623 mean wet weight of adults
R 1/d 0 0 0.000496376 0 0.00346332 0.000456353 0.00579101 0.00244125 mean reproduction rate of adults
J_X g/d 0.0468886 0.0362414 0.0497703 0.0390534 0.061273 0.0492407 0.0672541 0.0549393 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 0.101499 0.102539 0.0358617 0.0362743 yield of living structure on food
Y_VX_d mol/mol 0.0151961 0.015674 0.0291443 0.0290502 0.00077675 0.000854492 0.0491425 0.0476708 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0390994 0.0361934 0.0138146 0.0128038 yield of living reserve on food
Y_EX_d mol/mol 0.00434358 0.00410515 0.00876558 0.00800589 0.000299219 0.000301612 0.0189306 0.0168265 yield of dead reserve on food
Y_CX mol/mol 0.707757 0.707562 0.692831 0.693525 0.608522 0.609973 0.627961 0.631353 yield of CO2 on food
Y_HX mol/mol 0.752521 0.752314 0.736651 0.737389 0.64701 0.648553 0.667679 0.671285 yield of H2O on food
Y_OX mol/mol -0.898307 -0.89806 -0.879362 -0.880243 -0.772355 -0.774197 -0.797028 -0.801332 yield of O2 on food
Y_NX mol/mol 0.163328 0.163284 0.159884 0.160044 0.140428 0.140763 0.144914 0.145697 yield of N-waste on food
mu_TX J/mol 454543 454437 445304 445762 392840 393862 404916 407121 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