Canis familiaris: Population traits

at T = 38.3 °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_minf f_max date: 2025/07/18
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.921368 0.964973 0.982487 0.982487 1 1 scaled functional response
r 1/d 0 0 0.00299609 0.000100587 0.00343457 0.000180661 spec pop growth rate
t2 d NaN NaN 231.35 6891.05 201.815 3836.72 population doubling time
a_b d 17.8809 17.8809 17.8809 17.8809 17.8809 17.8809 age at birth
t_x d 899.626 465.979 428.7 428.7 401.461 401.461 time since birth at weaning
t_p d 59.046 58.2066 57.8971 57.8971 57.6017 57.6017 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.319152 1 0.317788 1 0.316478 survival probability at weaning
S_p - 0.999992 0.0265433 1 0.0259471 1 0.0254052 survival probability at puberty
theta_0b - 0.00319449 0.105636 0.052164 0.133394 0.0595662 0.156849 frac of ind that is embryo
theta_bx - 0.00319446 0.0587883 0.0494426 0.0739728 0.0560177 0.0867053 fraction of individuals that is baby
theta_xp - 0.157525 0.132481 0.636029 0.154635 0.647553 0.170998 fraction of individuals that is juvenile
theta_pi - 0.836086 0.703095 0.262365 0.637999 0.236863 0.585448 frac of ind that is adult
L_bi cm 6.89863 6.6092 5.8725 6.50437 5.77679 6.41506 mean structural length of post-natals
L2_bi cm^2 47.9045 46.6415 37.698 46.1186 36.8817 45.7206 mean squared structural length of post-natals
L3_bi cm^3 333.638 336.097 253.167 336.251 247.905 337.298 mean cubed structural length of post-natals
Ww_bi g 51186.3 53987.9 41400.1 54986.8 41257.9 56135.3 mean wet weight of post-natals
L_pi cm 7.01038 7.33982 7.43811 7.47074 7.5511 7.60079 mean structural length of adults
L2_pi cm^2 49.1455 53.8731 55.3272 55.8123 57.0225 57.7728 mean squared structural length of adults
L3_pi cm^3 344.529 395.421 411.556 416.964 430.635 439.131 mean cubed structural length of adults
Ww_pi g 52857 63517.2 67301.3 68185.8 71669 73082.8 mean wet weight of adults
R 1/d 0.000213605 0.00840087 0.0108272 0.0116824 0.0136363 0.0149588 mean reproduction rate of adults
J_X g/d 1893.81 1931.15 1589.18 1944.15 1582.48 1961.73 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 0.000477297 1.7397e-05 0.000538045 3.10627e-05 yield of living structure on food
Y_VX_d mol/mol 3.26055e-05 9.37441e-05 6.61911e-09 0.000104991 3.9083e-09 0.000117026 yield of dead structure on food
Y_EX mol/mol 0 0 0.0775747 0.00282751 0.0890068 0.00513859 yield of living reserve on food
Y_EX_d mol/mol 0.00496968 0.0149645 1.0758e-06 0.0170641 6.46535e-07 0.0193592 yield of dead reserve on food
Y_CX mol/mol 0.819201 0.809899 0.751629 0.805315 0.740999 0.801031 yield of CO2 on food
Y_HX mol/mol 0.698658 0.690725 0.641029 0.686815 0.631963 0.683161 yield of H2O on food
Y_OX mol/mol -0.963115 -0.952179 -0.883672 -0.946789 -0.871174 -0.941752 yield of O2 on food
Y_NX mol/mol 0.0664217 0.0656675 0.0609429 0.0652958 0.060081 0.0649484 yield of N-waste on food
mu_TX J/mol 461647 456211 422160 453532 415947 451028 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