Spicara maena: Population traits

at T = 14.5 °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_minf f_max date: 2025/05/22
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.314176 0.353163 0.676582 0.676582 1 1 scaled functional response
r 1/d 0 0 0.00839056 0.000831513 0.0139687 0.00128888 spec pop growth rate
t2 d NaN NaN 82.6104 833.597 49.6215 537.79 population doubling time
a_b d 22.6234 22.1798 19.8947 19.8947 18.702 18.702 age at birth
t_j d 210.533 187.241 103.429 103.429 75.8679 75.8679 time since birth at metam
t_p d 4164.99 2522.12 885.641 885.641 597.528 597.528 time since birth at puberty
S_b - 0.999998 0.999998 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999988 0.587419 0.999992 0.41862 0.999994 0.326663 survival probability at metam
S_p - 0.999781 0.0112057 0.999948 0.0108121 0.999972 0.0106872 survival probability at puberty
theta_0b - 0.004754 0.338155 0.153608 0.467179 0.229711 0.531796 frac of ind that is embryo
theta_bj - 0.00476326 0.262713 0.130137 0.307527 0.1771 0.313518 frac of ind between b and j
theta_jp - 0.0395596 0.366903 0.360928 0.21007 0.326272 0.14232 frac of ind between j and p
theta_pi - 0.950923 0.0322295 0.355327 0.0152232 0.266917 0.0123666 frac of ind that is adult
L_bi cm 1.42531 0.121504 0.326828 0.0962588 0.270663 0.0939803 mean structural length of post-natals
L2_bi cm^2 2.25331 0.0741063 0.220689 0.0360631 0.156481 0.0331816 mean squared structural length of post-natals
L3_bi cm^3 3.68889 0.11342 0.218894 0.0641049 0.140856 0.0661992 mean cubed structural length of post-natals
Ww_bi g 4.25751 0.133073 0.291557 0.0853848 0.209965 0.0986787 mean wet weight of post-natals
L_pi cm 1.48596 0.982907 0.622606 0.746517 0.572782 0.714315 mean structural length of adults
L2_pi cm^2 2.35749 1.38905 0.504569 1.03307 0.423883 1.00771 mean squared structural length of adults
L3_pi cm^3 3.86069 2.31537 0.51808 2.22007 0.402181 2.48067 mean cubed structural length of adults
Ww_pi g 4.4558 2.71657 0.690058 2.95703 0.599505 3.69776 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0234519 0.000826798 0.00495182 0.000734957 0.00516669 0.000992487 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 0.370904 0.0725268 0.38082 0.0859687 yield of living structure on food
Y_VX_d mol/mol 0.0489193 0.11734 0.00017868 0.182952 5.81441e-05 0.200428 yield of dead structure on food
Y_EX mol/mol 0 0 0.123123 0.0240755 0.186843 0.0421791 yield of living reserve on food
Y_EX_d mol/mol 0.00754067 0.0203319 5.93134e-05 0.0607315 2.85274e-05 0.0983364 yield of dead reserve on food
Y_CX mol/mol 0.834165 0.752953 0.396361 0.550339 0.322876 0.463713 yield of CO2 on food
Y_HX mol/mol 0.600135 0.541708 0.28516 0.395939 0.232291 0.333616 yield of H2O on food
Y_OX mol/mol -0.907154 -0.818836 -0.431042 -0.598494 -0.351128 -0.504288 yield of O2 on food
Y_NX mol/mol 0.125125 0.112943 0.0594541 0.0825509 0.0484314 0.069557 yield of N-waste on food
mu_TX J/mol 443893 402647 219209 298117 179282 252018 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