Paleosuchus palpebrosus: 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: 2024/01/08
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.58594 0.58594 0.601835 0.601835 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000976994 0.000976994 0.000317018 0.000317018 spec pop growth rate
t2 d NaN NaN NaN NaN 709.469 709.469 2186.46 2186.46 population doubling time
a_b d 245.608 242.027 244.559 241.01 226.493 223.592 226.493 223.592 age at birth
t_p d 16151.9 7197.6 10305.6 6548.02 3011.68 2698.64 3011.68 2698.64 time since birth at puberty
S_b - 0.999997 0.999998 0.999997 0.999998 0.999998 0.999998 0.999998 0.999998 survival probability at birth
S_p - 0.999985 0.999987 0.619991 0.598004 0.999989 0.99999 0.508929 0.491413 survival probability at puberty
theta_0b - 0.010155 0.00967651 0.0967178 0.106177 0.198479 0.196204 0.33378 0.346005 frac of ind that is embryo
theta_bp - 0.0101627 0.00968341 0.0759163 0.0818351 0.159149 0.157767 0.221663 0.226028 fraction of individuals that is juvenile
theta_pi - 0.979682 0.98064 0.827366 0.811988 0.642372 0.646029 0.444557 0.427966 frac of ind that is adult
L_bi cm 9.4668 10.3638 8.32897 8.92673 6.52156 6.84459 6.09597 6.23559 mean structural length of post-natals
L2_bi cm^2 91.9564 110.38 76.8043 89.6304 51.0688 57.039 49.4319 53.0161 mean squared structural length of post-natals
L3_bi cm^3 905.897 1192.75 745.899 952.959 465.172 557.812 509.717 585.09 mean cubed structural length of post-natals
Ww_bi g 1590.09 2180.82 1324.53 1763.8 1064.77 1346.44 1166.73 1412.28 mean wet weight of post-natals
L_pi cm 9.5332 10.4356 8.81366 9.51636 7.33196 7.71368 7.53849 7.8221 mean structural length of adults
L2_pi cm^2 92.8124 111.375 82.9958 97.7047 61.0788 68.3046 68.9155 75.4423 mean squared structural length of adults
L3_pi cm^3 914.992 1204.23 811.708 1046.02 571.67 685.103 747.014 875.708 mean cubed structural length of adults
Ww_pi g 1606.05 2201.8 1441.39 1936.04 1308.54 1653.69 1709.9 2113.77 mean wet weight of adults
R 1/d 0 0.00391176 0 0.000879739 0 0 0 0.00282651 mean reproduction rate of adults
J_X g/d 4.17992 5.50318 3.58588 4.5899 3.96176 4.85336 3.83478 4.51106 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 0.114714 0.112289 0.0421378 0.0411176 yield of living structure on food
Y_VX_d mol/mol 0.0106762 0.0103425 0.0233039 0.0229326 8.6901e-05 7.75253e-05 0.0631099 0.0629024 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.147864 0.158753 0.0543148 0.0581315 yield of living reserve on food
Y_EX_d mol/mol 0.00806332 0.00856764 0.018078 0.0195126 0.000112013 0.000109604 0.0813473 0.0889306 yield of dead reserve on food
Y_CX mol/mol 0.708407 0.708268 0.69001 0.689146 0.510126 0.503259 0.527894 0.519629 yield of CO2 on food
Y_HX mol/mol 0.753212 0.753065 0.733652 0.732733 0.542391 0.535089 0.561282 0.552494 yield of H2O on food
Y_OX mol/mol -0.899132 -0.898956 -0.875782 -0.874685 -0.647468 -0.638752 -0.670019 -0.659529 yield of O2 on food
Y_NX mol/mol 0.163479 0.163447 0.159233 0.159034 0.117721 0.116137 0.121822 0.119914 yield of N-waste on food
mu_TX J/mol 454749 454640 443135 442541 327968 323275 339317 333754 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