Lepidochelys olivacea: 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 - 0.883911 0.896584 0.948292 0.948292 1 1 scaled functional response
r 1/d 0 0 0.000739945 0.000129856 0.000940299 0.000193405 spec pop growth rate
t2 d NaN NaN 936.755 5337.83 737.156 3583.91 population doubling time
a_b d 101.395 101.266 100.769 100.769 100.316 100.316 age at birth
t_p d 16564.9 8406.21 5573.19 5573.19 4645.05 4645.05 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.363265 0.999999 0.357653 0.999999 0.352572 survival probability at puberty
theta_0b - 0.00479605 0.277392 0.0718704 0.366129 0.0900141 0.39079 frac of ind that is embryo
theta_bp - 0.00479752 0.166509 0.0667255 0.215498 0.081934 0.227085 fraction of individuals that is juvenile
theta_pi - 0.990406 0.556099 0.861404 0.418373 0.828052 0.382126 frac of ind that is adult
L_bi cm 21.7216 12.2981 11.2658 7.8692 10.2204 6.89949 mean structural length of post-natals
L2_bi cm^2 489.872 238.291 165.687 118.753 140.109 94.2233 mean squared structural length of post-natals
L3_bi cm^3 11217.7 5245.89 2820.16 2380.55 2277.45 1824.72 mean cubed structural length of post-natals
Ww_bi g 35467.4 16748.7 9360.66 7901.52 7847.3 6287.34 mean wet weight of post-natals
L_pi cm 21.8157 15.3198 11.9598 10.7825 11.0027 9.68018 mean structural length of adults
L2_pi cm^2 492.219 308.152 178.101 177.341 153.43 147.221 mean squared structural length of adults
L3_pi cm^3 11272 6813.2 3037.6 3600.78 2501.49 2902.13 mean cubed structural length of adults
Ww_pi g 35639 21752.7 10082.4 11951.7 8619.27 9999.73 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 79.8272 39.3874 28.9661 20.7608 25.83 17.3707 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 0.0720417 0.01489 0.0829068 0.0203164 yield of living structure on food
Y_VX_d mol/mol 0.00791443 0.0197083 0.000144203 0.0327217 8.45293e-05 0.0400306 yield of dead structure on food
Y_EX mol/mol 0 0 0.167078 0.0345327 0.202761 0.0496869 yield of living reserve on food
Y_EX_d mol/mol 0.0171089 0.043215 0.000334435 0.0758879 0.000206729 0.0979009 yield of dead reserve on food
Y_CX mol/mol 0.703301 0.672508 0.528959 0.595232 0.491291 0.554686 yield of CO2 on food
Y_HX mol/mol 0.747784 0.715042 0.562414 0.632879 0.522364 0.589768 yield of H2O on food
Y_OX mol/mol -0.892652 -0.853567 -0.671371 -0.755486 -0.623561 -0.704024 yield of O2 on food
Y_NX mol/mol 0.1623 0.155194 0.122067 0.137361 0.113375 0.128004 yield of N-waste on food
mu_TX J/mol 451213 431304 338373 381260 313839 354907 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