Graptemys oculifera: Population traits

at T = 22 °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: 2023/04/09
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.945592 0.945592 0.974111 0.974111 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000726288 0.000726288 0.000101844 0.000101844 spec pop growth rate
t2 d NaN NaN NaN NaN 954.369 954.369 6805.99 6805.99 population doubling time
a_b d 133.271 142.444 132.822 141.846 132.432 141.326 132.432 141.326 age at birth
t_p d 6756.59 NaN 3941.38 NaN 3331.52 NaN 3331.52 NaN time since birth at puberty
S_b - 0.999996 0.999991 0.999996 0.999991 0.999996 0.999991 0.999996 0.999991 survival probability at birth
S_p - 0.999976 0.999946 0.436187 0.543819 0.999977 0.999948 0.431804 0.537304 survival probability at puberty
theta_0b - 0.0148514 0.019407 0.205678 0.133199 0.0925915 0.0993703 0.256055 0.172406 frac of ind that is embryo
theta_bp - 0.0148553 0.0194147 0.134761 0.0974472 0.0841206 0.0897088 0.164848 0.123667 fraction of individuals that is juvenile
theta_pi - 0.970293 0.961178 0.659561 0.769354 0.823288 0.810921 0.579096 0.703927 frac of ind that is adult
L_bi cm 6.64463 4.04472 5.18088 3.65103 4.88511 3.35768 4.65863 3.48564 mean structural length of post-natals
L2_bi cm^2 45.8334 16.7755 32.4661 14.4883 27.4633 12.2399 27.5387 13.5121 mean squared structural length of post-natals
L3_bi cm^3 322.099 70.6042 221.735 60.2472 168.164 47.2064 183.611 55.794 mean cubed structural length of post-natals
Ww_bi g 1073.12 168.725 754.333 146.5 582.824 116.586 636.359 137.794 mean wet weight of post-natals
L_pi cm 6.71998 4.09404 5.89594 3.91264 5.20751 3.55078 5.50518 3.81864 mean structural length of adults
L2_pi cm^2 46.489 17.062 38.5137 16.0025 29.9593 13.3042 34.5581 15.4381 mean squared structural length of adults
L3_pi cm^3 326.949 71.9454 266.026 67.3615 184.795 51.9542 234.456 64.8724 mean cubed structural length of adults
Ww_pi g 1089.28 171.93 905.011 163.8 640.464 128.311 812.578 160.215 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 5.11679 1.11625 3.73379 0.993133 3.24238 0.861314 3.25129 0.950834 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 0.0376685 0.039806 0.00575144 0.00597609 yield of living structure on food
Y_VX_d mol/mol 0.00878576 0.0104989 0.0195826 0.0218828 0.000959854 0.00158568 0.0220381 0.0237056 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.092883 0.0585029 0.0141819 0.00878305 yield of living reserve on food
Y_EX_d mol/mol 0.0204852 0.0145906 0.0470365 0.0313285 0.00236681 0.00233048 0.0543414 0.0348401 yield of dead reserve on food
Y_CX mol/mol 0.69985 0.703248 0.669505 0.680399 0.614857 0.640575 0.645379 0.664073 yield of CO2 on food
Y_HX mol/mol 0.744114 0.747727 0.71185 0.723432 0.653745 0.68109 0.686197 0.706074 yield of H2O on food
Y_OX mol/mol -0.888271 -0.892583 -0.849756 -0.863583 -0.780395 -0.813037 -0.819134 -0.842861 yield of O2 on food
Y_NX mol/mol 0.161504 0.162288 0.154501 0.157015 0.14189 0.147825 0.148934 0.153248 yield of N-waste on food
mu_TX J/mol 448959 451306 429299 436666 393874 411132 413649 426188 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