Prionace glauca: Population traits

at T = 15 °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 - 0.461665 0.461665 0.501791 0.501791 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0013238 0.0013238 0.000343895 0.000343895 spec pop growth rate
t2 d NaN NaN NaN NaN 523.605 523.605 2015.58 2015.58 population doubling time
a_b d 264.842 264.838 264.842 264.838 264.842 264.838 264.842 264.838 age at birth
t_p d 9599.2 2.47383e+22 5614.91 2.47383e+22 2371.73 2806.69 2371.73 2806.69 time since birth at puberty
S_b - 0.999972 0.999964 0.999972 0.999964 0.999972 0.999965 0.999972 0.999965 survival probability at birth
S_p - 0.999841 0.999788 0.431404 0.476979 0.99986 0.999816 0.343171 0.367741 survival probability at puberty
theta_0b - 0.0273596 0.0303485 0.265398 0.228161 0.296072 0.296189 0.473235 0.45072 frac of ind that is embryo
theta_bp - 0.0273576 0.0303456 0.172902 0.156261 0.208501 0.20858 0.253555 0.24966 fraction of individuals that is juvenile
theta_pi - 0.945283 0.939306 0.5617 0.615578 0.495427 0.495232 0.273209 0.29962 frac of ind that is adult
L_bi cm 13.2984 10.6911 9.82847 8.71498 8.40574 7.8348 7.46839 7.28211 mean structural length of post-natals
L2_bi cm^2 187.943 120.231 122.972 90.4188 90.8782 76.601 84.4396 75.948 mean squared structural length of post-natals
L3_bi cm^3 2744.31 1391.87 1754.82 1038.33 1210.68 901.687 1372.56 1076.29 mean cubed structural length of post-natals
Ww_bi g 12229.5 5177.27 8347.17 4107.65 10274.6 6213.49 11648.3 7416.65 mean wet weight of post-natals
L_pi cm 13.5717 10.9157 11.6899 9.98956 10.2133 9.43812 10.7189 10.0951 mean structural length of adults
L2_pi cm^2 192.947 123.66 156.359 109.868 121.848 101.891 147.857 126.251 mean squared structural length of adults
L3_pi cm^3 2822.01 1435.1 2277.6 1288.66 1688.92 1252.24 2584.23 1920.26 mean cubed structural length of adults
Ww_pi g 12575.7 5338.07 10833.9 5097.98 14333.2 8629.15 21931.3 13232.5 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 29.6265 14.9133 21.0695 12.1902 31.0303 20.5809 28.8319 20.4054 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 0.0516496 0.0579981 0.0163714 0.0181388 yield of living structure on food
Y_VX_d mol/mol 0.0140821 0.0153224 0.0275334 0.0296613 0.000318255 0.000451518 0.0307658 0.0340521 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.386679 0.341665 0.122566 0.106855 yield of living reserve on food
Y_EX_d mol/mol 0.0486718 0.0416715 0.103435 0.0876799 0.00238264 0.00265987 0.230331 0.2006 yield of dead reserve on food
Y_CX mol/mol 0.765781 0.771109 0.702683 0.715287 0.415876 0.451262 0.453797 0.491156 yield of CO2 on food
Y_HX mol/mol 0.657698 0.662274 0.603505 0.614331 0.357179 0.38757 0.389748 0.421834 yield of H2O on food
Y_OX mol/mol -0.90031 -0.906574 -0.826127 -0.840946 -0.488935 -0.530537 -0.533518 -0.57744 yield of O2 on food
Y_NX mol/mol 0.0620903 0.0625223 0.0569743 0.0579963 0.0337197 0.0365888 0.0367944 0.0398235 yield of N-waste on food
mu_TX J/mol 431114 434292 394893 402370 228418 249433 250350 272446 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