Brycon amazonicus: Population traits

at T = 25 °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: 2023/10/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.114073 NaN 0.557036 NaN 1 1 scaled functional response
r 1/d 0 0 0.0308827 NaN 0.0456399 NaN spec pop growth rate
t2 d NaN NaN 22.4445 NaN 15.1873 NaN population doubling time
a_b d 3.06493 NaN 2.36215 NaN 2.17808 NaN age at birth
t_j d 30.947 NaN 8.11616 NaN 5.62226 NaN time since birth at metam
t_p d 1168.49 NaN 140.92 NaN 93.7816 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN survival probability at birth
S_j - 1 NaN 1 NaN 1 NaN survival probability at metam
S_p - 0.999998 NaN 1 NaN 1 NaN survival probability at puberty
theta_0b - 0.000745589 NaN 0.0701724 NaN 0.0944083 NaN frac of ind that is embryo
theta_bj - 0.000748625 NaN 0.0654157 NaN 0.0856927 NaN frac of ind between b and j
theta_jp - 0.00681035 NaN 0.140732 NaN 0.119263 NaN frac of ind between j and p
theta_pi - 0.991695 NaN 0.72368 NaN 0.700636 NaN frac of ind that is adult
L_bi cm 3.87251 NaN 1.1926 NaN 1.1925 NaN mean structural length of post-natals
L2_bi cm^2 15.7175 NaN 2.83679 NaN 2.91265 NaN mean squared structural length of post-natals
L3_bi cm^3 64.8201 NaN 9.64975 NaN 10.4158 NaN mean cubed structural length of post-natals
Ww_bi g 71.6866 NaN 14.6414 NaN 20.0882 NaN mean wet weight of post-natals
L_pi cm 3.90105 NaN 1.4966 NaN 1.50465 NaN mean structural length of adults
L2_pi cm^2 15.8371 NaN 3.63967 NaN 3.75933 NaN mean squared structural length of adults
L3_pi cm^3 65.3142 NaN 12.3977 NaN 13.4618 NaN mean cubed structural length of adults
Ww_pi g 72.233 NaN 18.8108 NaN 25.9628 NaN mean wet weight of adults
R 1/d 0.101924 NaN 0 NaN 0.185501 NaN mean reproduction rate of adults
J_X g/d 0.866098 NaN 0.769194 NaN 1.41892 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.387432 NaN 0.335026 NaN yield of living structure on food
Y_VX_d mol/mol 0.0219488 NaN 5.61303e-06 NaN 2.06495e-06 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.20041 NaN 0.311114 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00232505 NaN 2.9035e-06 NaN 1.91757e-06 NaN yield of dead reserve on food
Y_CX mol/mol 0.866351 NaN 0.302774 NaN 0.244481 NaN yield of CO2 on food
Y_HX mol/mol 0.623292 NaN 0.217829 NaN 0.17589 NaN yield of H2O on food
Y_OX mol/mol -0.942157 NaN -0.329267 NaN -0.265873 NaN yield of O2 on food
Y_NX mol/mol 0.129953 NaN 0.0454161 NaN 0.0366721 NaN yield of N-waste on food
mu_TX J/mol 460247 NaN 168554 NaN 133872 NaN 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