Johnius glaucus: Population traits

at T = 27.8 °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: 2025/04/30
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.52342 0.551614 0.775807 0.775807 1 1 scaled functional response
r 1/d 0 0 0.0155256 0.0015951 0.0217102 0.00226549 spec pop growth rate
t2 d NaN NaN 44.6455 434.549 31.9273 305.96 population doubling time
a_b d 5.17259 5.13193 4.88748 4.88748 4.72832 4.72832 age at birth
t_j d 10.2152 9.83528 7.8211 7.8211 6.72711 6.72711 time since birth at metam
t_p d 1354.26 958.329 455.903 455.903 339.911 339.911 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.301484 0.999999 0.236774 0.999999 0.197279 survival probability at metam
S_p - 0.999998 0.100466 0.999999 0.0997218 0.999999 0.099333 survival probability at puberty
theta_0b - 0.00244622 0.475549 0.0730195 0.545088 0.0974927 0.578148 frac of ind that is embryo
theta_bj - 0.00244883 0.277327 0.0677435 0.287055 0.0880517 0.283506 frac of ind between b and j
theta_jp - 0.0023873 0.0798091 0.0382607 0.0511966 0.0345882 0.0342913 frac of ind between j and p
theta_pi - 0.992718 0.167315 0.820976 0.11666 0.779867 0.104054 frac of ind that is adult
L_bi cm 2.45152 0.384858 0.763918 0.21978 0.680821 0.201688 mean structural length of post-natals
L2_bi cm^2 6.36357 0.702512 0.955752 0.272697 0.790774 0.235246 mean squared structural length of post-natals
L3_bi cm^3 16.871 1.80808 1.55939 0.743601 1.24385 0.705286 mean cubed structural length of post-natals
Ww_bi g 25.7221 2.80774 2.77197 1.32182 2.49057 1.4122 mean wet weight of post-natals
L_pi cm 2.463 1.02908 0.850296 0.616084 0.77296 0.563727 mean structural length of adults
L2_pi cm^2 6.39452 2.18666 1.07794 1.04246 0.913642 0.931661 mean squared structural length of adults
L3_pi cm^3 16.9532 5.66605 1.76061 2.89775 1.4393 2.85733 mean cubed structural length of adults
Ww_pi g 25.8474 8.79874 3.12966 5.15103 2.88192 5.72125 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.458745 0.0532722 0.102396 0.0290307 0.109333 0.0322846 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 0.236439 0.0408573 0.246991 0.0494915 yield of living structure on food
Y_VX_d mol/mol 0.0221387 0.0548431 9.45635e-05 0.0931078 4.30869e-05 0.105119 yield of dead structure on food
Y_EX mol/mol 0 0 0.183855 0.0317706 0.247561 0.0496058 yield of living reserve on food
Y_EX_d mol/mol 0.0116146 0.0303221 7.35324e-05 0.0724005 4.31864e-05 0.105362 yield of dead reserve on food
Y_CX mol/mol 0.856872 0.80546 0.470163 0.652489 0.395987 0.581046 yield of CO2 on food
Y_HX mol/mol 0.616472 0.579484 0.338256 0.469429 0.284891 0.418031 yield of H2O on food
Y_OX mol/mol -0.931848 -0.875938 -0.511303 -0.709582 -0.430636 -0.631888 yield of O2 on food
Y_NX mol/mol 0.128531 0.120819 0.0705245 0.0978733 0.059398 0.0871569 yield of N-waste on food
mu_TX J/mol 455043 428401 253073 348223 212801 309962 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