Mustelus griseus: Population traits

at T = 18.5 °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: 2025/04/29
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.59979 0.59979 0.687032 0.687032 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00143532 0.00143532 0.000363682 0.000363682 spec pop growth rate
t2 d NaN NaN NaN NaN 482.921 482.921 1905.91 1905.91 population doubling time
a_b d 298.363 300.865 295.663 297.901 289.632 291.255 289.632 291.255 age at birth
t_p d 2473.59 NaN 1591.69 2217.52 992.357 1098.11 992.357 1098.11 time since birth at puberty
S_b - 0.999878 0.999859 0.999883 0.999865 0.999891 0.999876 0.999891 0.999876 survival probability at birth
S_p - 0.998962 0.998742 0.45353 0.482987 0.999204 0.999064 0.38185 0.400025 survival probability at puberty
theta_0b - 0.0716235 0.0762299 0.246727 0.230495 0.343345 0.345473 0.420676 0.40471 frac of ind that is embryo
theta_bp - 0.0716062 0.0762066 0.162266 0.156369 0.226509 0.227372 0.231155 0.227132 fraction of individuals that is juvenile
theta_pi - 0.85677 0.847563 0.591008 0.613136 0.430146 0.427154 0.348169 0.368157 frac of ind that is adult
L_bi cm 3.63708 3.29007 3.66641 3.40001 3.6921 3.50909 3.78545 3.63736 mean structural length of post-natals
L2_bi cm^2 13.5309 11.0208 14.3132 12.1272 15.1701 13.5077 16.6166 14.9811 mean squared structural length of post-natals
L3_bi cm^3 51.1454 37.4065 58.3693 44.7739 68.1103 56.184 81.8088 67.9669 mean cubed structural length of post-natals
Ww_bi g 445.878 295.103 574.381 398.091 944.526 701.505 1134.49 848.625 mean wet weight of post-natals
L_pi cm 3.7571 3.39315 4.06693 3.71517 4.38432 4.13249 4.76075 4.47178 mean structural length of adults
L2_pi cm^2 14.2528 11.5951 16.8873 14.0122 20.1261 17.7388 24.0167 20.946 mean squared structural length of adults
L3_pi cm^3 54.5018 39.8623 71.3243 53.5213 96.5003 78.9408 127.382 102.146 mean cubed structural length of adults
Ww_pi g 475.139 314.478 701.864 475.865 1338.23 985.643 1766.49 1275.38 mean wet weight of adults
R 1/d 0 0 0.00225198 0 0.0048079 0.00304913 0.00811256 0.0057511 mean reproduction rate of adults
J_X g/d 2.81283 2.04501 3.40824 2.57762 5.25782 4.1789 5.75915 4.63475 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 0.0185933 0.0192975 0.00516612 0.00533327 yield of living structure on food
Y_VX_d mol/mol 0.00589708 0.00614728 0.0106465 0.0108569 0.000682407 0.000780857 0.0115615 0.0118782 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.239251 0.221648 0.0664755 0.0612572 yield of living reserve on food
Y_EX_d mol/mol 0.0455129 0.0423492 0.0941201 0.0856732 0.00878094 0.0089688 0.148769 0.136431 yield of dead reserve on food
Y_CX mol/mol 0.776274 0.778969 0.726919 0.734538 0.576568 0.591936 0.609254 0.625046 yield of CO2 on food
Y_HX mol/mol 0.66671 0.669024 0.624321 0.630864 0.495191 0.508389 0.523263 0.536827 yield of H2O on food
Y_OX mol/mol -0.912646 -0.915815 -0.854621 -0.863578 -0.677857 -0.695924 -0.716285 -0.734852 yield of O2 on food
Y_NX mol/mol 0.0629411 0.0631596 0.0589394 0.0595571 0.0467488 0.0479948 0.049399 0.0506794 yield of N-waste on food
mu_TX J/mol 436841 438429 408220 412685 320741 329766 339725 348983 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