Acipenser sinensis: Population traits

at T = 23.5 °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_minf f_max date: 2025/02/07
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.372797 0.373591 0.686796 0.686796 1 1 scaled functional response
r 1/d 0 0 0.00735505 0.00148929 0.00854925 0.00163326 spec pop growth rate
t2 d NaN NaN 94.241 465.422 81.077 424.396 population doubling time
a_b d 6.57079 6.57019 6.43746 6.43746 6.3853 6.3853 age at birth
t_p d 8864.1 5344.85 1318.26 1318.26 1120.1 1120.1 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.289713 1 0.272112 1 0.265322 survival probability at puberty
theta_0b - 0.000489615 0.421461 0.0461169 0.486417 0.0529828 0.494691 frac of ind that is embryo
theta_bp - 0.000491095 0.227348 0.0441118 0.25219 0.0503115 0.253102 fraction of individuals that is juvenile
theta_pi - 0.999019 0.351191 0.909771 0.261393 0.896706 0.252206 frac of ind that is adult
L_bi cm 9.64028 1.72123 1.79857 0.424849 1.6667 0.413205 mean structural length of post-natals
L2_bi cm^2 95.6619 13.7974 5.6508 0.916476 4.97634 0.87086 mean squared structural length of post-natals
L3_bi cm^3 959.023 133.27 24.5551 5.76506 21.1066 5.84311 mean cubed structural length of post-natals
Ww_bi g 6852.4 953.984 302.547 71.0322 369.029 102.161 mean wet weight of post-natals
L_pi cm 9.64495 2.75176 1.87897 0.708225 1.75228 0.69553 mean structural length of adults
L2_pi cm^2 95.709 22.7181 5.9238 1.7835 5.25438 1.72671 mean squared structural length of adults
L3_pi cm^3 959.494 219.542 25.7455 11.3247 22.2907 11.7044 mean cubed structural length of adults
Ww_pi g 6855.77 1571.55 317.215 139.534 389.731 204.64 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 35.56 5.13977 3.86979 0.627623 4.96204 0.868358 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 yield of faeces on food
Y_VX mol/mol 0 0 0.0466701 0.0136799 0.0363653 0.0109901 yield of living structure on food
Y_VX_d mol/mol 0.0022622 0.00612783 3.83753e-07 0.0269552 1.98232e-07 0.0216723 yield of dead structure on food
Y_EX mol/mol 0 0 0.52836 0.154872 0.599446 0.18116 yield of living reserve on food
Y_EX_d mol/mol 0.0139017 0.0377369 4.34453e-06 0.305164 3.26766e-06 0.357247 yield of dead reserve on food
Y_CX mol/mol 0.874461 0.84676 0.31559 0.389954 0.25481 0.319555 yield of CO2 on food
Y_HX mol/mol 0.629126 0.609197 0.227049 0.28055 0.183322 0.229902 yield of H2O on food
Y_OX mol/mol -0.950976 -0.920852 -0.343204 -0.424075 -0.277106 -0.347516 yield of O2 on food
Y_NX mol/mol 0.131169 0.127014 0.0473385 0.0584931 0.0382215 0.0479333 yield of N-waste on food
mu_TX J/mol 463723 448681 158564 199163 124620 160045 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer