Colossoma macropomum: Population traits

at T = 26 °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: 2023/03/18
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.521535 0.525917 0.762958 0.762958 1 1 scaled functional response
r 1/d 0 0 0.00308071 0.000385416 0.00386956 0.00047548 spec pop growth rate
t2 d NaN NaN 224.996 1798.44 179.128 1457.78 population doubling time
a_b d 6.09303 6.08889 5.92792 5.92792 5.84033 5.84033 age at birth
t_j d 0.000308743 0.000307866 0.000275452 0.000275452 0.000258421 0.000258421 time since birth at metam
t_p d 10505.5 9006.12 3123.36 3123.36 2496.98 2496.98 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.999889 1 0.999889 1 0.999889 survival probability at metam
S_p - 1 0.334252 1 0.310418 1 0.296913 survival probability at puberty
theta_0b - 0.000227461 0.401624 0.0180152 0.442606 0.0222332 0.456218 frac of ind that is embryo
theta_bj - 1.158e-08 2.04012e-05 8.33304e-07 2.06371e-05 9.77743e-07 2.02632e-05 frac of ind between b and j
theta_jp - 0.000228518 0.233191 0.0177697 0.247144 0.0218483 0.249197 frac of ind between j and p
theta_pi - 0.999544 0.365165 0.964214 0.310229 0.955918 0.294564 frac of ind that is adult
L_bi cm 9.86794 0.915828 1.93852 0.293224 1.72567 0.276168 mean structural length of post-natals
L2_bi cm^2 100.577 7.16309 6.54729 0.849641 5.3575 0.739762 mean squared structural length of post-natals
L3_bi cm^3 1036.85 71.2213 29.8961 6.9392 23.166 6.37011 mean cubed structural length of post-natals
Ww_bi g 3369.8 232.819 128.302 29.7804 123.111 33.8526 mean wet weight of post-natals
L_pi cm 9.87018 1.45974 1.97298 0.474849 1.76351 0.454052 mean structural length of adults
L2_pi cm^2 100.6 11.7351 6.66787 1.52307 5.47984 1.36185 mean squared structural length of adults
L3_pi cm^3 1037.08 116.706 30.4471 12.4675 23.6955 11.7593 mean cubed structural length of adults
Ww_pi g 3370.57 381.508 130.667 53.5058 125.924 62.4922 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 7.98842 0.573713 0.760746 0.0987218 0.815904 0.11266 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 0.121067 0.027091 0.109869 0.026885 yield of living structure on food
Y_VX_d mol/mol 0.00553599 0.0147733 2.11406e-06 0.054131 1.06295e-06 0.0535942 yield of dead structure on food
Y_EX mol/mol 0 0 0.398506 0.0891733 0.474003 0.11599 yield of living reserve on food
Y_EX_d mol/mol 0.0124562 0.0335198 6.95868e-06 0.178178 4.58588e-06 0.23122 yield of dead reserve on food
Y_CX mol/mol 0.872633 0.842332 0.371043 0.542051 0.306747 0.462936 yield of CO2 on food
Y_HX mol/mol 0.627811 0.606011 0.266945 0.389976 0.220688 0.333057 yield of H2O on food
Y_OX mol/mol -0.948988 -0.916036 -0.403509 -0.589481 -0.333588 -0.503443 yield of O2 on food
Y_NX mol/mol 0.130895 0.12635 0.0556564 0.0813077 0.0460121 0.0694404 yield of N-waste on food
mu_TX J/mol 462881 446677 192783 284846 156861 241295 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