Caiman crocodilus: 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 - 0.49815 0.49815 0.558004 0.558004 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000776589 0.000776589 0.000100854 0.000100854 spec pop growth rate
t2 d NaN NaN NaN NaN 892.553 892.553 6872.75 6872.75 population doubling time
a_b d 148.821 141.605 146.018 139.016 132.922 127.162 132.922 127.162 age at birth
t_p d 11428.1 3517.75 5542 2889.55 1969.52 1446.02 1969.52 1446.02 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.999999 0.67869 0.612246 0.999999 1 0.553191 0.497 survival probability at puberty
theta_0b - 0.00384354 0.00330217 0.0503163 0.0717711 0.0980242 0.0939893 0.208008 0.254678 frac of ind that is embryo
theta_bp - 0.00384818 0.00330539 0.041405 0.0560674 0.0884704 0.0852 0.152449 0.177009 fraction of individuals that is juvenile
theta_pi - 0.992308 0.993392 0.908279 0.872162 0.813505 0.820811 0.639543 0.568313 frac of ind that is adult
L_bi cm 11.4484 15.4075 11.4929 14.7101 10.364 12.5974 11.5629 12.7585 mean structural length of post-natals
L2_bi cm^2 132.89 241.212 142.29 242.705 132.38 203.829 190.476 262.663 mean squared structural length of post-natals
L3_bi cm^3 1553.9 3805.51 1820.44 4179.63 1954.72 3886.72 3743.71 6787.78 mean cubed structural length of post-natals
Ww_bi g 1956.24 5134.25 2348.44 5814.35 2970.75 6610.98 5689.62 11545.4 mean wet weight of post-natals
L_pi cm 11.4793 15.4468 11.857 15.4242 11.0841 13.5038 13.4382 15.5496 mean structural length of adults
L2_pi cm^2 133.358 241.972 148.215 257.469 145.243 223.419 232.6 339.936 mean squared structural length of adults
L3_pi cm^3 1559.76 3818.01 1901.45 4445.27 2161.48 4283.98 4623.8 8884.34 mean cubed structural length of adults
Ww_pi g 1963.62 5151.12 2452.94 6183.88 3284.98 7286.7 7027.17 15111.5 mean wet weight of adults
R 1/d 0 0.00316103 0.00047195 0.00407197 0.00183919 0.00522497 0.00466953 0.00997598 mean reproduction rate of adults
J_X g/d 4.35214 10.6527 5.21991 12.0064 8.7031 18.0702 12.5225 23.2861 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 0.174423 0.167036 0.0301513 0.0293985 yield of living structure on food
Y_VX_d mol/mol 0.0100818 0.00911356 0.0237354 0.0224604 4.84071e-05 3.43742e-05 0.0549101 0.0549352 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0906614 0.117079 0.015672 0.0206059 yield of living reserve on food
Y_EX_d mol/mol 0.00261048 0.00318211 0.00688421 0.0087846 2.51611e-05 2.40935e-05 0.0285412 0.0385051 yield of dead reserve on food
Y_CX mol/mol 0.71332 0.713643 0.698754 0.698246 0.508192 0.492742 0.618597 0.607084 yield of CO2 on food
Y_HX mol/mol 0.758436 0.758779 0.742949 0.742409 0.540334 0.523907 0.657722 0.645481 yield of H2O on food
Y_OX mol/mol -0.905368 -0.905777 -0.886881 -0.886236 -0.645013 -0.625403 -0.785143 -0.77053 yield of O2 on food
Y_NX mol/mol 0.164612 0.164687 0.161251 0.161134 0.117275 0.11371 0.142753 0.140096 yield of N-waste on food
mu_TX J/mol 457990 458156 448977 448575 329664 319009 398686 390985 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