Triaenodon obesus: Population traits

at T = 27.7 °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 stf f_min f_max date: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.70703 0.70703 0.966626 0.966626 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00050458 0.00050458 1.28875e-05 1.28875e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 1373.71 1373.71 53784.6 53784.6 population doubling time
a_b d 369.672 369.67 369.672 369.67 369.672 369.67 369.672 369.67 age at birth
t_p d 3006.84 2433.83 1413.38 1216.53 1349.19 1162.3 1349.19 1162.3 time since birth at puberty
S_b - 0.999931 0.999926 0.999932 0.999927 0.999932 0.999927 0.999932 0.999927 survival probability at birth
S_p - 0.999513 0.999472 0.487189 0.501989 0.999562 0.999527 0.479163 0.493479 survival probability at puberty
theta_0b - 0.0468959 0.0482389 0.222227 0.213014 0.176355 0.176841 0.235464 0.22602 frac of ind that is embryo
theta_bp - 0.046886 0.0482279 0.153202 0.149067 0.146318 0.146719 0.160267 0.156118 fraction of individuals that is juvenile
theta_pi - 0.906218 0.903533 0.624571 0.63792 0.677327 0.676439 0.604268 0.617862 frac of ind that is adult
L_bi cm 13.3219 12.6257 14.6105 14.0967 13.7576 13.2627 14.7059 14.211 mean structural length of post-natals
L2_bi cm^2 182.099 163.148 237.267 218.398 207.443 191.364 242.586 223.853 mean squared structural length of post-natals
L3_bi cm^3 2533.53 2142.89 4126.26 3601.37 3350.25 2943.39 4312.07 3774.87 mean cubed structural length of post-natals
Ww_bi g 7806.05 6343.43 15866.3 13252.8 13211.5 11103.8 17004.4 14240.6 mean wet weight of post-natals
L_pi cm 13.6363 12.9167 16.3687 15.6638 15.0883 14.5052 16.6249 15.9271 mean structural length of adults
L2_pi cm^2 188.788 169.094 281.732 256.544 239.648 220.434 291.956 266.362 mean squared structural length of adults
L3_pi cm^3 2644.57 2237.24 5033.96 4345.78 3976.1 3486.23 5341.38 4622.25 mean cubed structural length of adults
Ww_pi g 8148.16 6622.72 19356.6 15992.2 15679.5 13151.7 21063.4 17437.3 mean wet weight of adults
R 1/d 6.02902e-05 0.000223181 0.00176727 0.0017549 0.00110347 0.00119673 0.00195288 0.00192608 mean reproduction rate of adults
J_X g/d 25.0241 21.1177 44.5769 38.6487 40.3193 35.0337 47.1499 40.9817 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 0.041927 0.0423928 0.00117862 0.00118708 yield of living structure on food
Y_VX_d mol/mol 0.0171504 0.0175253 0.0318237 0.0322697 0.00392726 0.00415058 0.0319124 0.0323691 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.123409 0.117532 0.00346918 0.00329114 yield of living reserve on food
Y_EX_d mol/mol 0.0356917 0.0343533 0.0905447 0.0864806 0.0115596 0.0115073 0.0939318 0.089742 yield of dead reserve on food
Y_CX mol/mol 0.774949 0.77584 0.710637 0.713984 0.656567 0.661414 0.703123 0.706733 yield of CO2 on food
Y_HX mol/mol 0.665572 0.666337 0.610337 0.613212 0.563898 0.568061 0.603883 0.606984 yield of H2O on food
Y_OX mol/mol -0.911089 -0.912137 -0.835479 -0.839414 -0.771909 -0.777608 -0.826645 -0.830889 yield of O2 on food
Y_NX mol/mol 0.0628337 0.062906 0.0576192 0.0578906 0.0532351 0.0536281 0.05701 0.0573027 yield of N-waste on food
mu_TX J/mol 436629 437168 399759 401738 368845 371714 395429 397563 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