Podocnemis unifilis: 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 - 0.477075 0.477075 0.485752 0.485752 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00187278 0.00187278 0.000535967 0.000535967 spec pop growth rate
t2 d NaN NaN NaN NaN 370.116 370.116 1293.26 1293.26 population doubling time
a_b d 101.042 106.045 100.734 105.721 89.424 93.628 89.424 93.628 age at birth
t_p d 13704.9 5.02116e+22 8651.37 5.02116e+22 1631.57 1538.99 1631.57 1538.99 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.999998 0.725736 0.786291 0.999999 0.999999 0.574778 0.632708 survival probability at puberty
theta_0b - 0.00364399 0.00421964 0.0463015 0.0326901 0.154106 0.160717 0.280091 0.244294 frac of ind that is embryo
theta_bp - 0.00364911 0.00422702 0.0394392 0.0290013 0.13044 0.134989 0.202613 0.184995 fraction of individuals that is juvenile
theta_pi - 0.992707 0.991553 0.914259 0.938309 0.715454 0.704294 0.517296 0.570711 frac of ind that is adult
L_bi cm 9.07636 6.84472 8.19023 6.43639 5.97843 5.10259 5.5302 5.11623 mean structural length of post-natals
L2_bi cm^2 83.8307 47.541 72.8696 43.6202 44.4225 30.927 43.6986 34.532 mean squared structural length of post-natals
L3_bi cm^3 781.328 333.001 673.15 303.853 395.649 218.349 468.69 296.593 mean cubed structural length of post-natals
Ww_bi g 965.492 392.043 834.701 358.707 591.126 299.498 700.254 406.821 mean wet weight of post-natals
L_pi cm 9.10039 6.86332 8.43427 6.55871 6.57341 5.5746 6.64342 5.92433 mean structural length of adults
L2_pi cm^2 84.1151 47.7174 75.7356 44.7782 51.169 35.5131 57.9662 43.4851 mean squared structural length of adults
L3_pi cm^3 784.14 334.355 701.482 312.772 464.065 256.627 644.511 386.804 mean cubed structural length of adults
Ww_pi g 968.966 393.637 869.834 369.236 693.343 352.002 962.942 530.559 mean wet weight of adults
R 1/d 0 0 0 0 0.000136695 0.00109571 0.00241196 0.00310115 mean reproduction rate of adults
J_X g/d 2.79662 1.19302 2.47517 1.11454 3.10633 1.62678 3.05571 1.81641 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 0.238534 0.251368 0.0822076 0.0875156 yield of living structure on food
Y_VX_d mol/mol 0.0112289 0.0123694 0.0260653 0.0269772 1.80724e-05 2.53681e-05 0.128691 0.127631 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.117852 0.0934204 0.0406159 0.032525 yield of living reserve on food
Y_EX_d mol/mol 0.00264673 0.00219315 0.00625549 0.00487016 8.92893e-06 9.42802e-06 0.0635817 0.0474339 yield of dead reserve on food
Y_CX mol/mol 0.712359 0.711801 0.697372 0.697757 0.434047 0.443464 0.467617 0.483859 yield of CO2 on food
Y_HX mol/mol 0.757414 0.756821 0.74148 0.741888 0.4615 0.471512 0.497193 0.514463 yield of H2O on food
Y_OX mol/mol -0.904148 -0.903439 -0.885126 -0.885614 -0.550906 -0.562858 -0.593514 -0.614129 yield of O2 on food
Y_NX mol/mol 0.164391 0.164262 0.160932 0.161021 0.100165 0.102338 0.107912 0.11166 yield of N-waste on food
mu_TX J/mol 457408 457093 448173 448475 283513 290423 304476 315500 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