Caretta caretta: Population traits

at T = 20 °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_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.614034 0.617933 0.808967 0.808967 1 1 scaled functional response
r 1/d 0 0 0.00103361 0.00029537 0.00142278 0.000406856 spec pop growth rate
t2 d NaN NaN 670.606 2346.71 487.179 1703.67 population doubling time
a_b d 115.534 115.432 111.39 111.39 108.589 108.589 age at birth
t_p d 30842.8 16667.3 5295.51 5295.51 3932.74 3932.74 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.468322 0.999999 0.428064 0.999999 0.400399 survival probability at puberty
theta_0b - 0.00332305 0.214172 0.108708 0.368761 0.143099 0.404347 frac of ind that is embryo
theta_bp - 0.00332522 0.146338 0.0969371 0.233634 0.122672 0.245253 fraction of individuals that is juvenile
theta_pi - 0.993352 0.63949 0.794355 0.397605 0.734229 0.3504 frac of ind that is adult
L_bi cm 27.2266 14.9347 9.81872 6.30134 8.89521 5.87435 mean structural length of post-natals
L2_bi cm^2 770.857 358.171 135.577 76.3558 113.585 65.8298 mean squared structural length of post-natals
L3_bi cm^3 22174.1 9811.21 2350.52 1516.25 1880.01 1283.75 mean cubed structural length of post-natals
Ww_bi g 45370 20139.7 5589.94 3605.91 5082.85 3470.79 mean wet weight of post-natals
L_pi cm 27.3091 17.7764 10.695 8.49527 9.93234 8.16133 mean structural length of adults
L2_pi cm^2 773.415 438.667 151.26 117.29 131.335 107.065 mean squared structural length of adults
L3_pi cm^3 22248.3 12052.6 2635.02 2396.8 2190.71 2169.22 mean cubed structural length of adults
Ww_pi g 45521.8 24740.7 6266.54 5700.02 5922.86 5864.76 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 67.0922 31.3717 15.5461 8.75544 16.1 9.33099 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 yield of faeces on food
Y_VX mol/mol 0 0 0.14586 0.0477415 0.155064 0.0522435 yield of living structure on food
Y_VX_d mol/mol 0.0106212 0.0263713 3.44485e-05 0.0859652 1.61824e-05 0.0934927 yield of dead structure on food
Y_EX mol/mol 0 0 0.201021 0.0657962 0.26417 0.0890033 yield of living reserve on food
Y_EX_d mol/mol 0.0111107 0.0277617 4.74761e-05 0.118475 2.75687e-05 0.159277 yield of dead reserve on food
Y_CX mol/mol 0.705976 0.67965 0.441726 0.465276 0.38297 0.403495 yield of CO2 on food
Y_HX mol/mol 0.750603 0.722576 0.469279 0.49435 0.406726 0.428577 yield of H2O on food
Y_OX mol/mol -0.896046 -0.862632 -0.560652 -0.590542 -0.486077 -0.512128 yield of O2 on food
Y_NX mol/mol 0.162917 0.156842 0.101937 0.107371 0.0883777 0.0931142 yield of N-waste on food
mu_TX J/mol 453128 436392 283991 299058 245339 258534 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer