Andrias japonicus: Population traits

at T = 10 °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_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.255683 0.280637 0.640318 0.640318 1 1 scaled functional response
r 1/d 0 0 0.000831236 0.000186667 0.00135912 0.000294865 spec pop growth rate
t2 d NaN NaN 833.876 3713.28 509.999 2350.73 population doubling time
a_b d 66.7608 65.7587 57.3126 57.3126 53.1753 53.1753 age at birth
t_p d 52047.9 27801.2 6578.8 6578.8 4070.47 4070.47 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999998 0.833901 0.999999 0.713054 0.999999 0.636701 survival probability at puberty
theta_0b - 0.0017905 0.0672412 0.0464104 0.170292 0.0695717 0.225343 frac of ind that is embryo
theta_bp - 0.00179858 0.0616593 0.0443763 0.142697 0.0648771 0.17752 fraction of individuals that is juvenile
theta_pi - 0.996411 0.871099 0.909213 0.687011 0.865551 0.597136 frac of ind that is adult
L_bi cm 6.12093 2.97225 2.74916 1.85275 2.64806 1.79844 mean structural length of post-natals
L2_bi cm^2 40.7813 15.687 11.1651 7.27587 10.5978 7.07006 mean squared structural length of post-natals
L3_bi cm^3 282.274 105.114 60.1907 53.4678 58.0886 57.1503 mean cubed structural length of post-natals
Ww_bi g 301.226 112.86 70.311 62.4578 73.3419 72.1571 mean wet weight of post-natals
L_pi cm 6.13082 3.13677 2.85032 2.09768 2.79427 2.12727 mean structural length of adults
L2_pi cm^2 40.8542 16.7676 11.6877 8.69267 11.3555 9.02879 mean squared structural length of adults
L3_pi cm^3 282.783 112.535 63.1132 64.5095 62.4169 74.0403 mean cubed structural length of adults
Ww_pi g 301.769 120.828 73.725 75.3561 78.8067 93.4823 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.186593 0.0787803 0.127936 0.0833709 0.189648 0.126519 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 0.391075 0.119714 0.416293 0.133194 yield of living structure on food
Y_VX_d mol/mol 0.060796 0.124977 0.000383019 0.225728 0.000134698 0.248157 yield of dead structure on food
Y_EX mol/mol 0 0 0.0657548 0.0201286 0.109313 0.0349749 yield of living reserve on food
Y_EX_d mol/mol 0.00408177 0.00920973 6.44002e-05 0.0379536 3.53697e-05 0.0651627 yield of dead reserve on food
Y_CX mol/mol 0.763816 0.699705 0.400847 0.450568 0.337486 0.378451 yield of CO2 on food
Y_HX mol/mol 0.65234 0.597586 0.342345 0.384809 0.288231 0.323217 yield of H2O on food
Y_OX mol/mol -0.898 -0.822626 -0.471266 -0.529721 -0.396774 -0.444935 yield of O2 on food
Y_NX mol/mol 0.061931 0.0567329 0.0325011 0.0365325 0.0273637 0.0306852 yield of N-waste on food
mu_TX J/mol 432301 398025 236605 263376 200807 223005 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