Johnius distinctus: 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: 2025/02/26
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.341932 0.341932 0.670966 0.670966 1 1 scaled functional response
r 1/d 0 0 0.0159988 0.00313304 0.023474 0.00438569 spec pop growth rate
t2 d NaN NaN 43.325 221.238 29.5282 158.048 population doubling time
a_b d 3.754 3.754 3.37231 3.37231 3.18576 3.18576 age at birth
t_j d 0.0540751 0.0540751 0.0323366 0.0323366 0.0249692 0.0249692 time since birth at metam
t_p d 1760.66 1760.66 430.462 430.462 295.044 295.044 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.988509 1 0.988403 1 0.98837 survival probability at metam
S_p - 1 0.620279 1 0.50414 1 0.443872 survival probability at puberty
theta_0b - 0.00100739 0.167477 0.0524118 0.300747 0.071916 0.350214 frac of ind that is embryo
theta_bj - 1.45502e-05 0.00240502 0.000490114 0.00285841 0.000543823 0.00271557 frac of ind between b and j
theta_jp - 0.000995552 0.129555 0.0492814 0.208564 0.0663298 0.227553 frac of ind between j and p
theta_pi - 0.997983 0.700563 0.897817 0.48783 0.86121 0.419518 frac of ind that is adult
L_bi cm 1.33785 0.449704 0.381437 0.18224 0.357952 0.175394 mean structural length of post-natals
L2_bi cm^2 1.87953 0.489916 0.232856 0.0996359 0.210508 0.0943864 mean squared structural length of post-natals
L3_bi cm^3 2.69037 0.65543 0.191755 0.119406 0.172441 0.123459 mean cubed structural length of post-natals
Ww_bi g 3.47773 0.847246 0.301875 0.187978 0.320031 0.229126 mean wet weight of post-natals
L_pi cm 1.33915 0.523905 0.399274 0.235819 0.380939 0.238515 mean structural length of adults
L2_pi cm^2 1.88143 0.581609 0.245565 0.141314 0.226552 0.144165 mean squared structural length of adults
L3_pi cm^3 2.6931 0.778856 0.202373 0.171066 0.185812 0.191098 mean cubed structural length of adults
Ww_pi g 3.48125 1.00679 0.31859 0.269305 0.344846 0.354657 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0420554 0.0109621 0.0102243 0.00437486 0.0137759 0.00617678 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 0.300053 0.0855124 0.293837 0.0876592 yield of living structure on food
Y_VX_d mol/mol 0.0212328 0.052622 2.67651e-05 0.164702 1.07727e-05 0.168956 yield of dead structure on food
Y_EX mol/mol 0 0 0.172313 0.0491076 0.251493 0.0750268 yield of living reserve on food
Y_EX_d mol/mol 0.00621391 0.0154002 1.53705e-05 0.0945838 9.22025e-06 0.144608 yield of dead reserve on food
Y_CX mol/mol 0.863178 0.822603 0.418217 0.49672 0.345275 0.414375 yield of CO2 on food
Y_HX mol/mol 0.621009 0.591817 0.300884 0.357362 0.248406 0.29812 yield of H2O on food
Y_OX mol/mol -0.938706 -0.894581 -0.454811 -0.540183 -0.375487 -0.450633 yield of O2 on food
Y_NX mol/mol 0.129477 0.12339 0.0627325 0.074508 0.0517913 0.0621562 yield of N-waste on food
mu_TX J/mol 458466 437719 227679 268363 187250 223393 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