Pseudoplatystoma fasciatum: Population traits

at T = 26 °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: 2024/11/06
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.386778 0.386778 0.407298 0.407298 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00825176 0.00825176 0.000838704 0.000838704 spec pop growth rate
t2 d NaN NaN NaN NaN 84 84 826.45 826.45 population doubling time
a_b d 8.59421 8.68971 8.54999 8.6425 7.98724 8.03595 7.98724 8.03595 age at birth
t_j d 1.13812 1.19379 1.11315 1.16597 0.835755 0.857037 0.835755 0.857037 time since birth at metam
t_p d 3060.93 NaN 2280.52 NaN 816.526 862.483 816.526 862.483 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.77312 0.773258 1 1 0.772427 0.772477 survival probability at metam
S_p - 1 1 0.313496 0.323145 1 1 0.256676 0.261444 survival probability at puberty
theta_0b - 0.00176416 0.00185808 0.409504 0.397952 0.0636823 0.0640657 0.496109 0.490926 frac of ind that is embryo
theta_bj - 0.000234087 0.000255737 0.0471 0.0474285 0.00643538 0.00659601 0.0456643 0.0460512 frac of ind between b and j
theta_jp - 0.00153355 0.00160579 0.175578 0.172283 0.0532895 0.0534569 0.196774 0.19604 frac of ind between j and p
theta_pi - 0.996468 0.99628 0.367817 0.382336 0.876593 0.875881 0.261453 0.266983 frac of ind that is adult
L_bi cm 4.38057 3.95291 0.721549 0.712995 1.08724 1.05568 0.384097 0.384295 mean structural length of post-natals
L2_bi cm^2 20.6218 16.767 2.33 2.10828 2.05445 1.92336 0.839863 0.814533 mean squared structural length of post-natals
L3_bi cm^3 99.7759 73.0587 10.6983 8.7378 5.42668 4.87461 4.9169 4.47492 mean cubed structural length of post-natals
Ww_bi g 256.006 175.917 28.3386 21.6923 27.3957 22.6184 24.8222 20.7639 mean wet weight of post-natals
L_pi cm 4.38815 3.96009 1.09596 1.06389 1.15347 1.12021 0.640254 0.63537 mean structural length of adults
L2_pi cm^2 20.6584 16.7983 3.734 3.31365 2.19349 2.0543 1.60748 1.54231 mean squared structural length of adults
L3_pi cm^3 99.9528 73.1952 17.1744 13.7584 5.7963 5.20871 9.47491 8.53139 mean cubed structural length of adults
Ww_pi g 256.46 176.246 45.493 34.1564 29.2617 24.1687 47.8326 39.5861 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.47683 1.0796 0.175719 0.142953 0.380522 0.320305 0.155553 0.135644 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 0.117679 0.12558 0.0265106 0.0276691 yield of living structure on food
Y_VX_d mol/mol 0.0189149 0.0196198 0.043548 0.0453666 3.01915e-05 3.58297e-05 0.0565077 0.0593887 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.476407 0.457119 0.107324 0.100717 yield of living reserve on food
Y_EX_d mol/mol 0.0296171 0.0276226 0.0718055 0.0672598 0.000122226 0.000130422 0.228763 0.216178 yield of dead reserve on food
Y_CX mol/mol 0.842093 0.843383 0.775272 0.777999 0.296387 0.307759 0.47152 0.486673 yield of CO2 on food
Y_HX mol/mol 0.605839 0.606767 0.557765 0.559727 0.213234 0.221416 0.339232 0.350134 yield of H2O on food
Y_OX mol/mol -0.915776 -0.917179 -0.843108 -0.846073 -0.32232 -0.334688 -0.512778 -0.529256 yield of O2 on food
Y_NX mol/mol 0.126314 0.126507 0.116291 0.1167 0.044458 0.0461639 0.0707279 0.0730009 yield of N-waste on food
mu_TX J/mol 446753 447498 411233 412824 151554 158205 246143 254679 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