Perca fluviatilis: Population traits

at T = 13 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.237251 0.251671 0.625835 0.625835 1 1 scaled functional response
r 1/d 0 0 0.00456723 0.000901122 0.00699874 0.00132957 spec pop growth rate
t2 d NaN NaN 151.765 769.204 99.0388 521.333 population doubling time
a_b d 12.4436 12.3224 10.5861 10.5861 9.84803 9.84803 age at birth
t_j d 0.0052101 0.00493699 0.00228744 0.00228744 0.00163103 0.00163103 time since birth at metam
t_p d 16208.5 7942.16 1577.52 1577.52 1025.5 1025.5 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.999786 1 0.999786 1 0.999786 survival probability at metam
S_p - 0.999999 0.721342 0.999999 0.565477 1 0.488589 survival probability at puberty
theta_0b - 0.00116349 0.13545 0.0470173 0.262348 0.0663619 0.319981 frac of ind that is embryo
theta_bj - 4.89545e-07 5.45359e-05 9.95704e-06 5.66511e-05 1.0658e-05 5.28559e-05 frac of ind between b and j
theta_jp - 0.00116872 0.115547 0.0449744 0.196231 0.0621743 0.221722 frac of ind between j and p
theta_pi - 0.997667 0.748948 0.907998 0.541365 0.871453 0.458245 frac of ind that is adult
L_bi cm 2.51473 0.555897 0.634224 0.298495 0.602092 0.29177 mean structural length of post-natals
L2_bi cm^2 7.02596 0.99978 0.667134 0.272742 0.609971 0.263109 mean squared structural length of post-natals
L3_bi cm^3 20.4936 2.66193 0.984175 0.622211 0.88533 0.638087 mean cubed structural length of post-natals
Ww_bi g 23.667 3.09918 1.38618 0.876363 1.46316 1.05455 mean wet weight of post-natals
L_pi cm 2.51757 0.627358 0.660702 0.371 0.637635 0.383624 mean structural length of adults
L2_pi cm^2 7.03418 1.15276 0.699689 0.368089 0.652718 0.385358 mean squared structural length of adults
L3_pi cm^3 20.5176 3.07268 1.03288 0.847457 0.948423 0.946369 mean cubed structural length of adults
Ww_pi g 23.6948 3.5774 1.45478 1.19362 1.56744 1.56404 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0482887 0.00728902 0.012095 0.00494475 0.0176702 0.00762198 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 0.371638 0.11339 0.350658 0.111307 yield of living structure on food
Y_VX_d mol/mol 0.0624142 0.127159 0.000147741 0.221167 5.50421e-05 0.2158 yield of dead structure on food
Y_EX mol/mol 0 0 0.151802 0.0463163 0.228866 0.0726473 yield of living reserve on food
Y_EX_d mol/mol 0.0096647 0.020887 6.03474e-05 0.0903396 3.59246e-05 0.140848 yield of dead reserve on food
Y_CX mol/mol 0.818546 0.742579 0.366977 0.419411 0.31101 0.350023 yield of CO2 on food
Y_HX mol/mol 0.588898 0.534244 0.26402 0.301743 0.223754 0.251822 yield of H2O on food
Y_OX mol/mol -0.890169 -0.807555 -0.399087 -0.45611 -0.338223 -0.38065 yield of O2 on food
Y_NX mol/mol 0.122782 0.111387 0.0550465 0.0629117 0.0466515 0.0525034 yield of N-waste on food
mu_TX J/mol 435977 397433 203083 230060 171247 191524 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