Beringraja stellulata: Population traits

at T = 8.9 °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 - 0.420348 0.420348 0.484834 0.484834 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00155621 0.00155621 0.0004268 0.0004268 spec pop growth rate
t2 d NaN NaN NaN NaN 445.409 445.409 1624.06 1624.06 population doubling time
a_b d 311.934 311.934 306.881 306.881 287.357 287.357 287.357 287.357 age at birth
t_p d 5723.83 5024.64 3612.54 3379.49 1631.96 1574.25 1631.96 1574.25 time since birth at puberty
S_b - 0.999803 0.999803 0.999813 0.999813 0.999845 0.999845 0.999845 0.999845 survival probability at birth
S_p - 0.99879 0.99879 0.471411 0.471411 0.999191 0.999191 0.359794 0.359794 survival probability at puberty
theta_0b - 0.0538696 0.0538696 0.258757 0.258757 0.36184 0.36184 0.477892 0.477892 frac of ind that is embryo
theta_bp - 0.0538592 0.0538592 0.175725 0.175725 0.23132 0.23132 0.253974 0.253974 fraction of individuals that is juvenile
theta_pi - 0.892271 0.892271 0.565517 0.565517 0.406841 0.406841 0.268134 0.268134 frac of ind that is adult
L_bi cm 2.74439 2.74439 2.45707 2.45707 2.37964 2.37964 2.28695 2.28695 mean structural length of post-natals
L2_bi cm^2 7.90527 7.90527 6.92111 6.92111 6.84459 6.84459 6.98787 6.98787 mean squared structural length of post-natals
L3_bi cm^3 23.4945 23.4945 21.3708 21.3708 23.282 23.282 27.7222 27.7222 mean cubed structural length of post-natals
Ww_bi g 79.0552 79.0552 79.6624 79.6624 154.264 154.264 183.684 183.684 mean wet weight of post-natals
L_pi cm 2.83421 2.83421 2.83037 2.83037 2.94488 2.94488 3.17898 3.17898 mean structural length of adults
L2_pi cm^2 8.28625 8.28625 8.57597 8.57597 9.62159 9.62159 11.8552 11.8552 mean squared structural length of adults
L3_pi cm^3 24.7896 24.7896 27.3742 27.3742 34.9103 34.9103 51.5205 51.5205 mean cubed structural length of adults
Ww_pi g 83.4128 83.4128 102.041 102.041 231.313 231.313 341.37 341.37 mean wet weight of adults
R 1/d 0 0 0 4.06143e-05 0.00517129 0.00603491 0.0114375 0.0123011 mean reproduction rate of adults
J_X g/d 0.297586 0.297586 0.300508 0.300508 0.612963 0.612963 0.625795 0.625795 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 0.0591089 0.0591089 0.0189068 0.0189068 yield of living structure on food
Y_VX_d mol/mol 0.0207362 0.0207362 0.0368152 0.0368152 0.00103771 0.00103771 0.03682 0.03682 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.332541 0.332541 0.106368 0.106368 yield of living reserve on food
Y_EX_d mol/mol 0.0490378 0.0490378 0.100418 0.100418 0.00583807 0.00583807 0.207146 0.207146 yield of dead reserve on food
Y_CX mol/mol 0.759287 0.759287 0.696887 0.696887 0.455192 0.455192 0.482281 0.482281 yield of CO2 on food
Y_HX mol/mol 0.713684 0.713684 0.655032 0.655032 0.427853 0.427853 0.453315 0.453315 yield of H2O on food
Y_OX mol/mol -0.923457 -0.923457 -0.847566 -0.847566 -0.553612 -0.553612 -0.586558 -0.586558 yield of O2 on food
Y_NX mol/mol 0.0615638 0.0615638 0.0565044 0.0565044 0.0369074 0.0369074 0.0391038 0.0391038 yield of N-waste on food
mu_TX J/mol 427650 427650 391969 391969 251815 251815 267433 267433 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