Beringraja rhina: Population traits

at T = 6 °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: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.320019 0.320019 0.373188 0.373188 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000838294 0.000838294 0.000230984 0.000230984 spec pop growth rate
t2 d NaN NaN NaN NaN 826.854 826.854 3000.84 3000.84 population doubling time
a_b d 701.648 701.648 686.992 686.992 619.03 619.03 619.03 619.03 age at birth
t_p d 12691.9 5164.56 7759.5 4110.3 2870.65 1904.59 2870.65 1904.59 time since birth at puberty
S_b - 0.999666 0.999666 0.999685 0.999685 0.999764 0.999764 0.999764 0.999764 survival probability at birth
S_p - 0.998017 0.998017 0.500883 0.500883 0.998843 0.998843 0.352239 0.352239 survival probability at puberty
theta_0b - 0.0552467 0.0552467 0.259043 0.259043 0.405973 0.405973 0.503355 0.503355 frac of ind that is embryo
theta_bp - 0.0552216 0.0552216 0.181942 0.181942 0.241531 0.241531 0.260605 0.260605 fraction of individuals that is juvenile
theta_pi - 0.889532 0.889532 0.559015 0.559015 0.352497 0.352497 0.236039 0.236039 frac of ind that is adult
L_bi cm 4.47535 4.47535 3.87049 3.87049 3.698 3.698 3.55312 3.55312 mean structural length of post-natals
L2_bi cm^2 21.2871 21.2871 17.5415 17.5415 16.8194 16.8194 17.3823 17.3823 mean squared structural length of post-natals
L3_bi cm^3 105.388 105.388 88.8796 88.8796 93.0395 93.0395 117.22 117.22 mean cubed structural length of post-natals
Ww_bi g 309.114 309.114 289.24 289.24 655.056 655.056 825.298 825.298 mean wet weight of post-natals
L_pi cm 4.63013 4.63013 4.48368 4.48368 4.709 4.709 5.09189 5.09189 mean structural length of adults
L2_pi cm^2 22.3627 22.3627 21.9536 21.9536 24.8842 24.8842 31.308 31.308 mean squared structural length of adults
L3_pi cm^3 111.435 111.435 115.179 115.179 148.762 148.762 234.746 234.746 mean cubed structural length of adults
Ww_pi g 326.852 326.852 374.826 374.826 1047.38 1047.38 1652.76 1652.76 mean wet weight of adults
R 1/d 0 0.00313759 0 0.00362864 0.00250661 0.00588399 0.00590255 0.00927993 mean reproduction rate of adults
J_X g/d 0.487863 0.487863 0.468815 0.468815 1.20453 1.20453 1.24484 1.24484 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 0.064751 0.064751 0.0217505 0.0217505 yield of living structure on food
Y_VX_d mol/mol 0.0277264 0.0277264 0.0466951 0.0466951 0.000911046 0.000911046 0.0405458 0.0405458 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.391136 0.391136 0.131386 0.131386 yield of living reserve on food
Y_EX_d mol/mol 0.0535981 0.0535981 0.105264 0.105264 0.00550328 0.00550328 0.244922 0.244922 yield of dead reserve on food
Y_CX mol/mol 0.748603 0.748603 0.683266 0.683266 0.396199 0.396199 0.418119 0.418119 yield of CO2 on food
Y_HX mol/mol 0.642944 0.642944 0.586829 0.586829 0.340279 0.340279 0.359105 0.359105 yield of H2O on food
Y_OX mol/mol -0.880114 -0.880114 -0.803299 -0.803299 -0.465802 -0.465802 -0.491572 -0.491572 yield of O2 on food
Y_NX mol/mol 0.0606975 0.0606975 0.0553999 0.0553999 0.0321242 0.0321242 0.0339015 0.0339015 yield of N-waste on food
mu_TX J/mol 421753 421753 384498 384498 217598 217598 230246 230246 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