Lophiosilurus alexandri: Population traits

at T = 24 °C with background hazards for embryo, larva, juv, adult: 0, 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 abj f_min f_max date: 2023/11/11
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.534269 0.534269 0.602427 0.602427 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00794527 0.00794527 0.000955816 0.000955816 spec pop growth rate
t2 d NaN NaN NaN NaN 87.2403 87.2403 725.189 725.189 population doubling time
a_b d 6.20439 6.20439 6.11333 6.11333 5.79294 5.79294 5.79294 5.79294 age at birth
t_j d 0.180851 0.180851 0.169455 0.169455 0.134061 0.134061 0.134061 0.134061 time since birth at metam
t_p d 3310.97 1385.58 1873.84 1144.36 931.705 698.713 931.705 698.713 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.953992 0.953992 1 1 0.953892 0.953892 survival probability at metam
S_p - 0.999998 0.999998 0.397763 0.397763 0.999999 0.999999 0.345158 0.345158 survival probability at puberty
theta_0b - 0.00225122 0.00225122 0.352337 0.352337 0.0449117 0.0449117 0.414724 0.414724 frac of ind that is embryo
theta_bj - 6.57425e-05 6.57425e-05 0.00955746 0.00955746 0.00101726 0.00101726 0.00936857 0.00936857 frac of ind between b and j
theta_jp - 0.00218966 0.00218966 0.211299 0.211299 0.0419662 0.0419662 0.23167 0.23167 frac of ind between j and p
theta_pi - 0.995493 0.995493 0.426806 0.426806 0.912105 0.912105 0.344238 0.344238 frac of ind that is adult
L_bi cm 4.38796 4.38796 0.617547 0.617547 1.25241 1.25241 0.414417 0.414417 mean structural length of post-natals
L2_bi cm^2 21.5847 21.5847 1.83913 1.83913 2.66524 2.66524 0.863389 0.863389 mean squared structural length of post-natals
L3_bi cm^3 111.173 111.173 8.96687 8.96687 7.74286 7.74286 4.39834 4.39834 mean cubed structural length of post-natals
Ww_bi g 217.742 217.742 18.6589 18.6589 21.6351 21.6351 12.2898 12.2898 mean wet weight of post-natals
L_pi cm 4.39765 4.39765 0.881159 0.881159 1.30593 1.30593 0.626384 0.626384 mean structural length of adults
L2_pi cm^2 21.6336 21.6336 2.78466 2.78466 2.79019 2.79019 1.45901 1.45901 mean squared structural length of adults
L3_pi cm^3 111.425 111.425 13.6062 13.6062 8.10766 8.10766 7.47706 7.47706 mean cubed structural length of adults
Ww_pi g 218.236 218.236 28.3128 28.3128 22.6544 22.6544 20.8924 20.8924 mean wet weight of adults
R 1/d 0 3.21037 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.40335 1.40335 0.134828 0.134828 0.324351 0.324351 0.105072 0.105072 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 0.189668 0.189668 0.0400108 0.0400108 yield of living structure on food
Y_VX_d mol/mol 0.0466102 0.0466102 0.0916924 0.0916924 0.000426357 0.000426357 0.0999193 0.0999193 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.340302 0.340302 0.0717873 0.0717873 yield of living reserve on food
Y_EX_d mol/mol 0.0446797 0.0446797 0.0991079 0.0991079 0.000764969 0.000764969 0.179275 0.179275 yield of dead reserve on food
Y_CX mol/mol 0.799335 0.799335 0.699825 0.699825 0.359464 0.359464 0.499633 0.499633 yield of CO2 on food
Y_HX mol/mol 0.575077 0.575077 0.503485 0.503485 0.258614 0.258614 0.359458 0.359458 yield of H2O on food
Y_OX mol/mol -0.869277 -0.869277 -0.761059 -0.761059 -0.390917 -0.390917 -0.543351 -0.543351 yield of O2 on food
Y_NX mol/mol 0.1199 0.1199 0.104974 0.104974 0.0539195 0.0539195 0.0749449 0.0749449 yield of N-waste on food
mu_TX J/mol 424621 424621 372144 372144 189866 189866 264451 264451 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