Carcharhinus tilstoni: 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 - 0.843656 0.843656 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000523454 0.000523454 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 1324.18 1324.18 NaN NaN population doubling time
a_b d 324.939 324.938 NaN NaN 324.939 324.938 NaN NaN age at birth
t_p d 3807.72 1.40447e+22 NaN NaN 2177.38 2446.87 NaN NaN time since birth at puberty
S_b - 0.999869 0.999862 NaN NaN 0.99987 0.999862 NaN NaN survival probability at birth
S_p - 0.999123 0.999061 NaN NaN 0.999164 0.999106 NaN NaN survival probability at puberty
theta_0b - 0.0560445 0.0574557 NaN NaN 0.168483 0.169211 NaN NaN frac of ind that is embryo
theta_bp - 0.0560229 0.057432 NaN NaN 0.142079 0.142689 NaN NaN fraction of individuals that is juvenile
theta_pi - 0.887933 0.885112 NaN NaN 0.689438 0.6881 NaN NaN frac of ind that is adult
L_bi cm 16.309 15.5841 NaN NaN 14.9576 14.4767 NaN NaN mean structural length of post-natals
L2_bi cm^2 277.496 252.666 NaN NaN 245.959 228.933 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 4853.98 4205.61 NaN NaN 4334.36 3864.5 NaN NaN mean cubed structural length of post-natals
Ww_bi g 21979.9 18286.8 NaN NaN 22460.9 19201.4 NaN NaN mean wet weight of post-natals
L_pi cm 16.8433 16.0907 NaN NaN 16.393 15.8334 NaN NaN mean structural length of adults
L2_pi cm^2 291.088 265.1 NaN NaN 283.319 263.198 NaN NaN mean squared structural length of adults
L3_pi cm^3 5128.93 4447.14 NaN NaN 5118.46 4558.66 NaN NaN mean cubed structural length of adults
Ww_pi g 23225 19337 NaN NaN 26524.2 22650.5 NaN NaN mean wet weight of adults
R 1/d 0 0 NaN NaN 0 0 NaN NaN mean reproduction rate of adults
J_X g/d 76.2308 65.8679 NaN NaN 80.0884 70.7406 NaN NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 NaN NaN 0.109375 0.109375 NaN NaN yield of faeces on food
Y_VX mol/mol 0 0 NaN NaN 0.0283292 0.0285959 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.0162727 0.0165864 NaN NaN 0.00546879 0.00570714 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.118475 0.113488 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.057414 0.0555343 NaN NaN 0.0228709 0.0226497 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.755668 0.757117 NaN NaN 0.66182 0.666171 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.649012 0.650256 NaN NaN 0.56841 0.572147 NaN NaN yield of H2O on food
Y_OX mol/mol -0.88842 -0.890123 NaN NaN -0.778086 -0.783201 NaN NaN yield of O2 on food
Y_NX mol/mol 0.0612704 0.0613878 NaN NaN 0.0536611 0.0540139 NaN NaN yield of N-waste on food
mu_TX J/mol 425311 426174 NaN NaN 371314 373883 NaN NaN 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