Gobio gobio: Population traits

at T = 16 °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_min f_max date: 2025/04/03
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.276457 0.276457 0.335495 0.335495 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00643064 0.00643064 0.000640439 0.000640439 spec pop growth rate
t2 d NaN NaN NaN NaN 107.788 107.788 1082.3 1082.3 population doubling time
a_b d 22.9107 22.9107 22.3649 22.3649 20.2194 20.2194 20.2194 20.2194 age at birth
t_j d 0.00824495 0.00824495 0.00739829 0.00739829 0.00479605 0.00479605 0.00479605 0.00479605 time since birth at metam
t_p d 3450.02 1859.04 1865.84 1347.95 723.964 603.968 723.964 603.968 time since birth at puberty
S_b - 0.999998 0.999998 0.999998 0.999998 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999998 0.999998 0.999451 0.999451 0.999999 0.999999 0.999442 0.999442 survival probability at metam
S_p - 0.999991 0.999991 0.419229 0.419229 0.999994 0.999994 0.316263 0.316263 survival probability at puberty
theta_0b - 0.00606162 0.00606162 0.307777 0.307777 0.121871 0.121871 0.445733 0.445733 frac of ind that is embryo
theta_bj - 2.1835e-06 2.1835e-06 0.000101891 0.000101891 2.70901e-05 2.70901e-05 0.000105104 0.000105104 frac of ind between b and j
theta_jp - 0.00606521 0.00606521 0.198988 0.198988 0.107069 0.107069 0.24754 0.24754 frac of ind between j and p
theta_pi - 0.987871 0.987871 0.493133 0.493133 0.771033 0.771033 0.306622 0.306622 frac of ind that is adult
L_bi cm 0.677783 0.677783 0.270641 0.270641 0.302569 0.302569 0.189588 0.189588 mean structural length of post-natals
L2_bi cm^2 0.498332 0.498332 0.163969 0.163969 0.146688 0.146688 0.121427 0.121427 mean squared structural length of post-natals
L3_bi cm^3 0.379223 0.379223 0.132386 0.132386 0.0976752 0.0976752 0.166429 0.166429 mean cubed structural length of post-natals
Ww_bi g 0.718249 0.718249 0.276015 0.276015 0.413536 0.413536 0.704626 0.704626 mean wet weight of post-natals
L_pi cm 0.68159 0.68159 0.356769 0.356769 0.335664 0.335664 0.293265 0.293265 mean structural length of adults
L2_pi cm^2 0.501372 0.501372 0.22882 0.22882 0.166473 0.166473 0.216386 0.216386 mean squared structural length of adults
L3_pi cm^3 0.381551 0.381551 0.185755 0.185755 0.111202 0.111202 0.300645 0.300645 mean cubed structural length of adults
Ww_pi g 0.722658 0.722658 0.387283 0.387283 0.470807 0.470807 1.27287 1.27287 mean wet weight of adults
R 1/d 0 0.0951972 0 0 0 0 0 0.0404485 mean reproduction rate of adults
J_X g/d 0.00435956 0.00435956 0.00174078 0.00174078 0.00464186 0.00464186 0.00384249 0.00384249 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.135315 0.135315 0.0277392 0.0277392 yield of living structure on food
Y_VX_d mol/mol 0.0335928 0.0335928 0.0706392 0.0706392 0.00017286 0.00017286 0.0682482 0.0682482 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.437581 0.437581 0.0897027 0.0897027 yield of living reserve on food
Y_EX_d mol/mol 0.030032 0.030032 0.0766379 0.0766379 0.000558992 0.000558992 0.2207 0.2207 yield of dead reserve on food
Y_CX mol/mol 0.827 0.827 0.743348 0.743348 0.316997 0.316997 0.484235 0.484235 yield of CO2 on food
Y_HX mol/mol 0.594981 0.594981 0.534797 0.534797 0.228062 0.228062 0.34838 0.34838 yield of H2O on food
Y_OX mol/mol -0.899363 -0.899363 -0.808391 -0.808391 -0.344735 -0.344735 -0.526605 -0.526605 yield of O2 on food
Y_NX mol/mol 0.12405 0.12405 0.111502 0.111502 0.0475496 0.0475496 0.0726352 0.0726352 yield of N-waste on food
mu_TX J/mol 439186 439186 395030 395030 163779 163779 253785 253785 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer