Copadichromis quadrimaculatus: Population traits

at T = 19 °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_minf f_max date: 2024/10/17
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.601485 NaN 0.800743 NaN 1 1 scaled functional response
r 1/d 0 0 0.00164089 NaN 0.00244031 NaN spec pop growth rate
t2 d NaN NaN 422.42 NaN 284.041 NaN population doubling time
a_b d 34.6183 NaN 33.2403 NaN 32.2885 NaN age at birth
t_p d 2803.38 NaN 1324.96 NaN 991.365 NaN time since birth at puberty
S_b - 0.999988 NaN 0.999989 NaN 0.99999 NaN survival probability at birth
S_p - 0.999936 NaN 0.999945 NaN 0.999951 NaN survival probability at puberty
theta_0b - 0.0118965 NaN 0.0544694 NaN 0.0763972 NaN frac of ind that is embryo
theta_bp - 0.0119045 NaN 0.0516065 NaN 0.0706426 NaN fraction of individuals that is juvenile
theta_pi - 0.976199 NaN 0.893924 NaN 0.85296 NaN frac of ind that is adult
L_bi cm 1.70109 NaN 1.32347 NaN 1.26016 NaN mean structural length of post-natals
L2_bi cm^2 3.15696 NaN 2.24461 NaN 2.15281 NaN mean squared structural length of post-natals
L3_bi cm^3 6.10688 NaN 4.37301 NaN 4.41338 NaN mean cubed structural length of post-natals
Ww_bi g 9.72468 NaN 7.82186 NaN 8.7602 NaN mean wet weight of post-natals
L_pi cm 1.71854 NaN 1.38381 NaN 1.34097 NaN mean structural length of adults
L2_pi cm^2 3.19456 NaN 2.36967 NaN 2.32432 NaN mean squared structural length of adults
L3_pi cm^3 6.1811 NaN 4.62418 NaN 4.77691 NaN mean cubed structural length of adults
Ww_pi g 9.84288 NaN 8.27112 NaN 9.48178 NaN mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 NaN mean reproduction rate of adults
J_X g/d 0.0625199 NaN 0.0591775 NaN 0.070881 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 0.121256 NaN 0.151945 NaN yield of living structure on food
Y_VX_d mol/mol 0.0521912 NaN 0.0104414 NaN 0.00528495 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.095631 NaN 0.149654 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0309188 NaN 0.00823483 NaN 0.00520525 NaN yield of dead reserve on food
Y_CX mol/mol 0.807515 NaN 0.655061 NaN 0.578536 NaN yield of CO2 on food
Y_HX mol/mol 0.580962 NaN 0.47128 NaN 0.416225 NaN yield of H2O on food
Y_OX mol/mol -0.878173 NaN -0.712379 NaN -0.629158 NaN yield of O2 on food
Y_NX mol/mol 0.121127 NaN 0.0982592 NaN 0.0867805 NaN yield of N-waste on food
mu_TX J/mol 429399 NaN 349525 NaN 308713 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