Dicrurus macrocercus: Population traits

at T = 41.6 °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: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.930723 0.930723 0.949376 0.949376 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00353906 0.00353906 0.000652862 0.000652862 spec pop growth rate
t2 d NaN NaN NaN NaN 195.856 195.856 1061.7 1061.7 population doubling time
a_b d 8.84532 8.82549 8.82938 8.80987 8.78889 8.77023 8.78889 8.77023 age at birth
t_p d 111.058 71.6171 75.351 61.3109 52.9162 47.8064 52.9162 47.8064 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.490266 0.483274 1 1 0.475843 0.469316 survival probability at puberty
theta_0b - 0.00216095 0.00212143 0.0116812 0.0120165 0.0306333 0.030569 0.0354075 0.0367932 frac of ind that is embryo
theta_bp - 0.00216102 0.00212149 0.00799256 0.00816347 0.0296958 0.0296353 0.023742 0.0245038 fraction of individuals that is juvenile
theta_pi - 0.995678 0.995757 0.980326 0.97982 0.939671 0.939796 0.940851 0.938703 frac of ind that is adult
L_bi cm 1.86358 1.91013 1.89264 1.93939 1.91758 1.96233 1.9614 2.00784 mean structural length of post-natals
L2_bi cm^2 3.47588 3.65181 3.59162 3.77194 3.72481 3.90334 3.88093 4.06972 mean squared structural length of post-natals
L3_bi cm^3 6.48654 6.9854 6.82617 7.34791 7.29452 7.83058 7.71716 8.29255 mean cubed structural length of post-natals
Ww_bi g 35.0794 38.5484 37.5191 41.2143 41.8423 45.8461 44.2666 48.5508 mean wet weight of post-natals
L_pi cm 1.86544 1.91204 1.90001 1.94727 1.94597 1.99191 1.98573 2.03412 mean structural length of adults
L2_pi cm^2 3.48121 3.65739 3.61285 3.79506 3.80933 3.99297 3.95348 4.14948 mean squared structural length of adults
L3_pi cm^3 6.49834 6.99802 6.87369 7.4007 7.49047 8.04247 7.886 8.48188 mean cubed structural length of adults
Ww_pi g 35.1432 38.618 37.7803 41.5104 42.9664 47.0866 45.2352 49.6593 mean wet weight of adults
R 1/d 0.000325992 0.00315003 0.00245986 0.00537073 0.00593045 0.0088409 0.00798855 0.011095 mean reproduction rate of adults
J_X g/d 6.43735 6.93254 6.78501 7.30411 7.41184 7.9616 7.72249 8.30097 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 0.00348304 0.00348082 0.000652412 0.0006522 yield of living structure on food
Y_VX_d mol/mol 0.000248422 0.00024444 0.00054357 0.000539784 1.078e-06 1.03131e-06 0.000929444 0.000936894 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0164962 0.0168985 0.00308991 0.00316627 yield of living reserve on food
Y_EX_d mol/mol 0.00109505 0.00110448 0.00244409 0.00248786 5.10554e-06 5.00676e-06 0.00440197 0.00454839 yield of dead reserve on food
Y_CX mol/mol 0.722541 0.722537 0.721205 0.721173 0.707395 0.70707 0.71626 0.716074 yield of CO2 on food
Y_HX mol/mol 0.769229 0.769224 0.767806 0.767772 0.753103 0.752757 0.762542 0.762343 yield of H2O on food
Y_OX mol/mol -0.917072 -0.917066 -0.915376 -0.915335 -0.897847 -0.897435 -0.9091 -0.908863 yield of O2 on food
Y_NX mol/mol 0.16674 0.166739 0.166432 0.166425 0.163245 0.16317 0.165291 0.165248 yield of N-waste on food
mu_TX J/mol 463637 463633 462762 462740 453716 453499 459522 459398 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