Ichthyophis kohtaoensis: Population traits

at T = 23 °C with background hazards for embryo, juv, adult: 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 std f_min f_max date: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.484845 NaN 0.552057 0.552057 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00260898 0.00260898 0.000692022 0.000692022 spec pop growth rate
t2 d NaN NaN NaN NaN 265.677 265.677 1001.63 1001.63 population doubling time
a_b d 119.093 NaN 116.483 NaN 105.995 107.412 105.995 107.412 age at birth
t_p d 3125.37 NaN 1746.76 NaN 652.536 722.145 652.536 722.145 time since birth at puberty
S_b - 0.999945 NaN 0.999949 NaN 0.99996 0.999955 0.99996 0.999955 survival probability at birth
S_p - 0.999663 NaN 0.647915 NaN 0.999785 0.999753 0.512457 0.530538 survival probability at puberty
theta_0b - 0.0266791 NaN 0.13803 NaN 0.242055 0.244923 0.333918 0.322145 frac of ind that is embryo
theta_bp - 0.0267015 NaN 0.110768 NaN 0.183636 0.185129 0.222137 0.217819 fraction of individuals that is juvenile
theta_pi - 0.946619 NaN 0.751202 NaN 0.57431 0.569948 0.443945 0.460036 frac of ind that is adult
L_bi cm 2.36558 NaN 2.20906 NaN 2.04088 1.95422 2.06732 2.01498 mean structural length of post-natals
L2_bi cm^2 5.8197 NaN 5.45408 NaN 4.91085 4.44325 5.53615 5.13943 mean squared structural length of post-natals
L3_bi cm^3 14.6884 NaN 14.4886 NaN 13.6693 11.5741 18.4877 16.0414 mean cubed structural length of post-natals
Ww_bi g 21.8546 NaN 22.5372 NaN 27.4243 22.2266 37.0914 30.8056 mean wet weight of post-natals
L_pi cm 2.40273 NaN 2.37908 NaN 2.33135 2.22485 2.54238 2.44421 mean structural length of adults
L2_pi cm^2 5.95274 NaN 6.09322 NaN 6.06726 5.47493 7.67513 6.98623 mean squared structural length of adults
L3_pi cm^3 15.0699 NaN 16.4493 NaN 17.5628 14.8645 27.0197 22.9755 mean cubed structural length of adults
Ww_pi g 22.4222 NaN 25.5871 NaN 35.2358 28.5456 54.2088 44.1218 mean wet weight of adults
R 1/d 0 NaN 0 NaN 0.00602716 0.00307519 0.0123519 0.00866879 mean reproduction rate of adults
J_X g/d 0.12779 NaN 0.136364 NaN 0.222408 0.184056 0.250728 0.212894 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.160349 0.164062 0.051027 0.0521434 yield of living structure on food
Y_VX_d mol/mol 0.0361087 NaN 0.0664349 NaN 0.00131298 0.001467 0.0877052 0.0884947 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.161354 0.150999 0.051347 0.0479918 yield of living reserve on food
Y_EX_d mol/mol 0.0176169 NaN 0.0369058 NaN 0.00132122 0.0013502 0.0882552 0.0814489 yield of dead reserve on food
Y_CX mol/mol 0.774132 NaN 0.728238 NaN 0.523816 0.529791 0.566369 0.574005 yield of CO2 on food
Y_HX mol/mol 0.661151 NaN 0.621955 NaN 0.447368 0.45247 0.48371 0.490232 yield of H2O on food
Y_OX mol/mol -0.910128 NaN -0.856172 NaN -0.615838 -0.622862 -0.665866 -0.674844 yield of O2 on food
Y_NX mol/mol 0.0627675 NaN 0.0590463 NaN 0.0424716 0.042956 0.0459218 0.046541 yield of N-waste on food
mu_TX J/mol 437099 NaN 411781 NaN 297016 300703 320750 325311 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