Acipenser fulvescens: Population traits

at T = 13 °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: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.530138 0.530138 0.530633 0.530633 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00175526 0.00175526 0.000445116 0.000445116 spec pop growth rate
t2 d NaN NaN NaN NaN 394.896 394.896 1557.23 1557.23 population doubling time
a_b d 28.5025 28.5025 28.5 28.5 27.0998 27.0998 27.0998 27.0998 age at birth
t_p d 55373.4 NaN 35550.2 NaN 6083.14 6939.17 6083.14 6939.17 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.35741 0.35741 1 1 0.311528 0.311528 survival probability at puberty
theta_0b - 0.000454405 0.000454405 0.374349 0.374349 0.0463272 0.0463272 0.454556 0.454556 frac of ind that is embryo
theta_bp - 0.000455819 0.000455819 0.224389 0.224389 0.0443018 0.0443018 0.251606 0.251606 fraction of individuals that is juvenile
theta_pi - 0.99909 0.99909 0.401263 0.401263 0.909371 0.909371 0.293838 0.293838 frac of ind that is adult
L_bi cm 13.1782 13.1782 1.79191 1.79191 1.96149 1.96149 0.47443 0.47443 mean structural length of post-natals
L2_bi cm^2 180.518 180.518 18.5009 18.5009 6.80809 6.80809 0.969723 0.969723 mean squared structural length of post-natals
L3_bi cm^3 2507.24 2507.24 243.991 243.991 33.2511 33.2511 5.97904 5.97904 mean cubed structural length of post-natals
Ww_bi g 9968.27 9968.27 970.734 970.734 219.898 219.898 39.5409 39.5409 mean wet weight of post-natals
L_pi cm 13.1842 13.1842 2.70906 2.70906 2.049 2.049 0.746628 0.746628 mean structural length of adults
L2_pi cm^2 180.601 180.601 28.8335 28.8335 7.13839 7.13839 1.77849 1.77849 mean squared structural length of adults
L3_pi cm^3 2508.39 2508.39 380.43 380.43 34.8708 34.8708 11.0952 11.0952 mean cubed structural length of adults
Ww_pi g 9972.82 9972.82 1513.57 1513.57 230.609 230.609 73.375 73.375 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 9.97208 9.97208 1.02297 1.02297 0.709415 0.709415 0.101047 0.101047 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 0.0822713 0.0822713 0.026338 0.026338 yield of living structure on food
Y_VX_d mol/mol 0.0047033 0.0047033 0.0123238 0.0123238 8.64735e-07 8.64735e-07 0.051675 0.051675 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.461809 0.461809 0.147841 0.147841 yield of living reserve on food
Y_EX_d mol/mol 0.013996 0.013996 0.0367073 0.0367073 4.85396e-06 4.85396e-06 0.290064 0.290064 yield of dead reserve on food
Y_CX mol/mol 0.871926 0.871926 0.841594 0.841594 0.346539 0.346539 0.374706 0.374706 yield of CO2 on food
Y_HX mol/mol 0.627302 0.627302 0.60548 0.60548 0.249316 0.249316 0.269581 0.269581 yield of H2O on food
Y_OX mol/mol -0.948219 -0.948219 -0.915233 -0.915233 -0.376861 -0.376861 -0.407493 -0.407493 yield of O2 on food
Y_NX mol/mol 0.130789 0.130789 0.126239 0.126239 0.0519809 0.0519809 0.056206 0.056206 yield of N-waste on food
mu_TX J/mol 462451 462451 446149 446149 177366 177366 192645 192645 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