Cuthona nana: Population traits

at T = 12 °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 - 0.300149 0.517172 0.758586 0.758586 1 1 scaled functional response
r 1/d 0 0 0.0585222 0.00207164 0.068122 0.00290038 spec pop growth rate
t2 d NaN NaN 11.8442 334.589 10.1751 238.985 population doubling time
a_b d 22.218 20.9992 20.3679 20.3679 20.0129 20.0129 age at birth
t_j d 295.877 110.393 81.1615 81.1615 70.0025 70.0025 time since birth at metam
t_p d 472.16 152.195 109.55 109.55 93.755 93.755 time since birth at puberty
S_b - 0.998624 0.998881 0.998994 0.998994 0.999053 0.999053 survival probability at birth
S_j - 0.986274 0.274308 0.993925 0.174164 0.994737 0.133882 survival probability at metam
S_p - 0.282687 0.00108156 0.969164 0.000938297 0.978782 0.000879215 survival probability at puberty
theta_0b - 0.0928718 0.563487 0.69753 0.646011 0.744954 0.680188 frac of ind that is embryo
theta_bj - 0.0923852 0.316301 0.211284 0.294417 0.190169 0.279012 frac of ind between b and j
theta_jp - 0.717262 0.118665 0.0886641 0.058693 0.0627642 0.0401144 frac of ind between j and p
theta_pi - 0.0974808 0.0015472 0.00252152 0.000878913 0.00211301 0.000684732 frac of ind that is adult
L_bi cm 0.0193919 0.0096084 0.012103 0.00967751 0.0123308 0.00975069 mean structural length of post-natals
L2_bi cm^2 0.000576867 0.000138535 0.000252191 0.000145755 0.000268645 0.000152366 mean squared structural length of post-natals
L3_bi cm^3 2.25821e-05 5.13407e-06 1.14794e-05 7.20507e-06 1.33797e-05 9.23232e-06 mean cubed structural length of post-natals
Ww_bi g 6.93633e-05 2.346e-05 7.1582e-05 4.49287e-05 0.000105726 7.29531e-05 mean wet weight of post-natals
L_pi cm 0.0515623 0.0957576 0.0896929 0.11935 0.094854 0.132824 mean structural length of adults
L2_pi cm^2 0.0026684 0.00955514 0.00846201 0.0156561 0.00957486 0.0203276 mean squared structural length of adults
L3_pi cm^3 0.000138572 0.000986838 0.000842805 0.00221865 0.00103536 0.00349452 mean cubed structural length of adults
Ww_pi g 0.000425638 0.00450934 0.00525548 0.0138349 0.00818137 0.0276134 mean wet weight of adults
R 1/d 3.51564 22.6049 17.3652 41.1862 18.2566 54.0535 mean reproduction rate of adults
J_X g/d 0.000230092 6.85812e-05 0.000243304 0.000113633 0.000356297 0.000164343 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 0.00276114 0.000131355 0.00255813 0.000162935 yield of living structure on food
Y_VX_d mol/mol 0.00103532 0.00227262 3.84479e-05 0.00210943 2.38441e-05 0.0018919 yield of dead structure on food
Y_EX mol/mol 0 0 0.0144565 0.000687739 0.017656 0.00112456 yield of living reserve on food
Y_EX_d mol/mol 0.00214478 0.00811207 0.000201302 0.0110444 0.00016457 0.0130578 yield of dead reserve on food
Y_CX mol/mol 0.887445 0.88024 0.873168 0.876652 0.870222 0.874388 yield of CO2 on food
Y_HX mol/mol 0.640932 0.635729 0.630621 0.633138 0.628494 0.631502 yield of H2O on food
Y_OX mol/mol -0.965096 -0.957261 -0.94957 -0.953359 -0.946367 -0.950897 yield of O2 on food
Y_NX mol/mol 0.133117 0.132036 0.130975 0.131498 0.130533 0.131158 yield of N-waste on food
mu_TX J/mol 470803 466902 463038 464927 461408 463672 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