Quiscalus mexicanus: 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: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.847558 NaN 0.8682 0.8682 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00480566 0.00480566 0.000812076 0.000812076 spec pop growth rate
t2 d NaN NaN NaN NaN 144.235 144.235 853.55 853.55 population doubling time
a_b d 7.92391 NaN 7.90744 NaN 7.81752 7.71948 7.81752 7.71948 age at birth
t_p d 91.7035 NaN 61.0044 NaN 33.1012 24.1849 33.1012 24.1849 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 1 1 survival probability at birth
S_p - 1 NaN 0.482489 NaN 1 1 0.446121 0.409092 survival probability at puberty
theta_0b - 0.00130791 NaN 0.00719504 NaN 0.0368736 0.03642 0.0424374 0.0565794 frac of ind that is embryo
theta_bp - 0.00130788 NaN 0.00487721 NaN 0.0355125 0.0350917 0.0275155 0.0351844 fraction of individuals that is juvenile
theta_pi - 0.997384 NaN 0.987928 NaN 0.927614 0.928488 0.930047 0.908236 frac of ind that is adult
L_bi cm 2.12235 NaN 2.16833 NaN 2.35923 2.77276 2.43628 2.86995 mean structural length of post-natals
L2_bi cm^2 4.50657 NaN 4.70912 NaN 5.66633 7.88079 6.00496 8.39911 mean squared structural length of post-natals
L3_bi cm^3 9.57216 NaN 10.2364 NaN 13.7599 22.7221 14.8937 24.8135 mean cubed structural length of post-natals
Ww_bi g 60.6865 NaN 66.2288 NaN 100.452 193.745 108.729 211.578 mean wet weight of post-natals
L_pi cm 2.12362 NaN 2.17344 NaN 2.40397 2.83118 2.47403 2.93509 mean structural length of adults
L2_pi cm^2 4.51071 NaN 4.72594 NaN 5.82829 8.12084 6.14225 8.66884 mean squared structural length of adults
L3_pi cm^3 9.58263 NaN 10.2794 NaN 14.2196 23.5077 15.2863 25.7064 mean cubed structural length of adults
Ww_pi g 60.7529 NaN 66.5075 NaN 103.808 200.444 111.595 219.192 mean wet weight of adults
R 1/d 0.000278901 NaN 0.00176749 NaN 0.00941228 0.0243926 0.0114082 0.0280519 mean reproduction rate of adults
J_X g/d 12.7914 NaN 13.6919 NaN 18.9761 31.5296 20.1101 33.6033 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.00348468 0.00346325 0.000601431 0.000599657 yield of living structure on food
Y_VX_d mol/mol 0.000124173 NaN 0.000274905 NaN 7.44915e-08 5.72401e-08 0.000788463 0.000844114 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0219546 0.026067 0.00378922 0.00451347 yield of living reserve on food
Y_EX_d mol/mol 0.000663071 NaN 0.00150372 NaN 4.69321e-07 4.30832e-07 0.00496759 0.00635343 yield of dead reserve on food
Y_CX mol/mol 0.722993 NaN 0.722188 NaN 0.702963 0.699639 0.715389 0.71363 yield of CO2 on food
Y_HX mol/mol 0.76971 NaN 0.768852 NaN 0.748385 0.744847 0.761614 0.759742 yield of H2O on food
Y_OX mol/mol -0.917645 NaN -0.916623 NaN -0.892222 -0.888003 -0.907993 -0.905762 yield of O2 on food
Y_NX mol/mol 0.166845 NaN 0.166659 NaN 0.162222 0.161455 0.16509 0.164684 yield of N-waste on food
mu_TX J/mol 463931 NaN 463403 NaN 450766 448552 458932 457765 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