Channa argus: Population traits

at T = 27 °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 - 0.188882 0.192446 0.596223 0.596223 1 1 scaled functional response
r 1/d 0 0 0.038666 0.00363727 0.0500962 0.00417588 spec pop growth rate
t2 d NaN NaN 17.9265 190.568 13.8363 165.988 population doubling time
a_b d 2.15173 2.14553 1.84859 1.84859 1.76321 1.76321 age at birth
t_j d 0.000192987 0.000190383 9.7532e-05 9.7532e-05 7.98131e-05 7.98131e-05 time since birth at metam
t_p d 873.634 890.81 136.265 136.265 102.553 102.553 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.999902 1 0.9999 1 0.9999 survival probability at metam
S_p - 1 0.53585 1 0.376656 1 0.331503 survival probability at puberty
theta_0b - 0.00037674 0.121626 0.068872 0.387831 0.0844166 0.429654 frac of ind that is embryo
theta_bj - 3.38606e-08 1.08145e-05 3.51144e-06 2.04287e-05 3.6608e-06 1.94087e-05 frac of ind between b and j
theta_jp - 0.000377497 0.0891347 0.0642283 0.236792 0.0774011 0.245989 frac of ind between j and p
theta_pi - 0.999246 0.789228 0.866896 0.375357 0.838179 0.324338 frac of ind that is adult
L_bi cm 2.51949 1.71788 0.95194 0.503028 0.945519 0.48883 mean structural length of post-natals
L2_bi cm^2 6.41766 4.18979 1.48445 1.07307 1.51534 1.16591 mean squared structural length of post-natals
L3_bi cm^3 16.4128 10.7538 3.15166 4.90265 3.42025 7.1027 mean cubed structural length of post-natals
Ww_bi g 23.8309 15.7059 7.64806 11.8971 11.6044 24.0984 mean wet weight of post-natals
L_pi cm 2.52039 1.89789 1.01209 0.73521 1.01938 0.754133 mean structural length of adults
L2_pi cm^2 6.42007 4.66128 1.59296 1.73833 1.65327 2.03521 mean squared structural length of adults
L3_pi cm^3 16.419 11.9683 3.38497 7.99408 3.7358 12.4879 mean cubed structural length of adults
Ww_pi g 23.8399 17.4796 8.21421 19.399 12.675 42.3694 mean wet weight of adults
R 1/d 0 0 0 0 0 0.0357861 mean reproduction rate of adults
J_X g/d 0.940342 0.625491 0.686586 0.496312 1.17552 0.904454 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.21875 0.21875 0.21875 0.21875 0.21875 0.21875 yield of faeces on food
Y_VX mol/mol 0 0 0.17749 0.0359295 0.145759 0.0327933 yield of living structure on food
Y_VX_d mol/mol 0.00320095 0.00901301 1.7952e-07 0.0702187 7.89802e-08 0.0644572 yield of dead structure on food
Y_EX mol/mol 0 0 0.25322 0.0512597 0.348779 0.0784695 yield of living reserve on food
Y_EX_d mol/mol 0.00144672 0.00415045 2.56116e-07 0.100179 1.88988e-07 0.154237 yield of dead reserve on food
Y_CX mol/mol 0.776602 0.768087 0.350539 0.523663 0.286713 0.451293 yield of CO2 on food
Y_HX mol/mol 0.558722 0.552596 0.252193 0.376746 0.206274 0.324681 yield of H2O on food
Y_OX mol/mol -0.844555 -0.835294 -0.381211 -0.569483 -0.3118 -0.490782 yield of O2 on food
Y_NX mol/mol 0.11649 0.115213 0.0525809 0.0785494 0.0430069 0.067694 yield of N-waste on food
mu_TX J/mol 417604 413211 191983 283634 155292 243386 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