Jaculus jaculus: Population traits

at T = 37.5 °C with background hazards for embryo, baby, 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 stx f_min f_max date: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.949091 0.949091 0.962314 0.962314 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00369434 0.00369434 0.000877788 0.000877788 spec pop growth rate
t2 d NaN NaN NaN NaN 187.624 187.624 789.652 789.652 population doubling time
a_b d 16.8404 16.8404 16.8404 16.8404 16.8404 16.8404 16.8404 16.8404 age at birth
t_x d 673.922 148.207 455.784 144.644 327.376 135.833 327.376 135.833 time since birth at weaning
t_p d 55.8422 55.8422 55.1959 55.1959 53.5026 53.5026 53.5026 53.5026 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_x - 1 1 0.489406 0.489406 1 1 0.479746 0.479746 survival probability at weaning
S_p - 0.994813 0.999966 0.118304 0.137774 0.999576 0.999975 0.110705 0.13247 survival probability at puberty
theta_0b - 0.00594064 0.00594064 0.0453009 0.0453009 0.0604485 0.0604485 0.113385 0.113385 frac of ind that is embryo
theta_bx - 0.0059406 0.0059406 0.0312167 0.0312167 0.056802 0.056802 0.0762934 0.0762934 fraction of individuals that is baby
theta_xp - 0.231512 0.0463403 0.176258 0.0740474 0.603887 0.314762 0.281683 0.159378 fraction of individuals that is juvenile
theta_pi - 0.756607 0.941778 0.747224 0.849435 0.278862 0.567987 0.528638 0.650944 frac of ind that is adult
L_bi cm 2.14368 2.14368 2.11424 2.11424 1.9848 1.9848 2.04137 2.04137 mean structural length of post-natals
L2_bi cm^2 4.61759 4.61759 4.55149 4.55149 4.10729 4.10729 4.36924 4.36924 mean squared structural length of post-natals
L3_bi cm^3 9.9741 9.9741 9.88939 9.88939 8.72381 8.72381 9.59276 9.59276 mean cubed structural length of post-natals
Ww_bi g 45.0857 45.0857 45.1878 45.1878 41.0813 41.0813 45.1733 45.1733 mean wet weight of post-natals
L_pi cm 2.17655 2.17296 2.20683 2.20255 2.2908 2.25147 2.29247 2.27864 mean structural length of adults
L2_pi cm^2 4.73737 4.72201 4.87012 4.85159 5.24776 5.07218 5.25543 5.1936 mean squared structural length of adults
L3_pi cm^3 10.3111 10.2618 10.7475 10.6874 12.0216 11.4335 12.0479 11.8405 mean cubed structural length of adults
Ww_pi g 46.6091 46.3862 49.109 48.834 56.6111 53.8415 56.735 55.7584 mean wet weight of adults
R 1/d 0.000467282 0.0417835 0.00359921 0.0444899 0.0124723 0.0489787 0.0126415 0.0516072 mean reproduction rate of adults
J_X g/d 2.87846 2.87846 2.87678 2.87678 2.69769 2.69769 2.86973 2.86973 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 0.0119468 0.0119468 0.00293421 0.00293421 yield of living structure on food
Y_VX_d mol/mol 0.00127115 0.00127115 0.00287952 0.00287952 3.75251e-05 3.75251e-05 0.00478859 0.00478859 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0443119 0.0443119 0.0108833 0.0108833 yield of living reserve on food
Y_EX_d mol/mol 0.0044748 0.0044748 0.0102779 0.0102779 0.000139184 0.000139184 0.0177614 0.0177614 yield of dead reserve on food
Y_CX mol/mol 0.818513 0.818513 0.811657 0.811657 0.771625 0.771625 0.790188 0.790188 yield of CO2 on food
Y_HX mol/mol 0.698071 0.698071 0.692224 0.692224 0.658083 0.658083 0.673914 0.673914 yield of H2O on food
Y_OX mol/mol -0.962306 -0.962306 -0.954246 -0.954246 -0.907181 -0.907181 -0.929005 -0.929005 yield of O2 on food
Y_NX mol/mol 0.0663659 0.0663659 0.0658101 0.0658101 0.0625642 0.0625642 0.0640693 0.0640693 yield of N-waste on food
mu_TX J/mol 461307 461307 457379 457379 434427 434427 445068 445068 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