Tyrannus savana: 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_minf f_max date: 2024/02/21
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.931564 0.946092 0.973046 0.973046 1 1 scaled functional response
r 1/d 0 0 0.00219727 0.00042601 0.00336914 0.000729677 spec pop growth rate
t2 d NaN NaN 315.459 1627.07 205.734 949.937 population doubling time
a_b d 7.3901 7.37895 7.35906 7.35906 7.34016 7.34016 age at birth
t_p d 86.3348 61.2115 47.3334 47.3334 40.6293 40.6293 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.519472 1 0.510501 1 0.502095 survival probability at puberty
theta_0b - 0.00158335 0.00724706 0.0160462 0.0173374 0.0244272 0.027043 frac of ind that is embryo
theta_bp - 0.00158344 0.00510546 0.0157897 0.0120717 0.0238317 0.0186346 fraction of individuals that is juvenile
theta_pi - 0.996833 0.987647 0.968164 0.970591 0.951741 0.954322 frac of ind that is adult
L_bi cm 1.68101 1.70317 1.72331 1.74071 1.7501 1.77752 mean structural length of post-natals
L2_bi cm^2 2.82723 2.9049 2.98596 3.04085 3.08934 3.17799 mean squared structural length of post-natals
L3_bi cm^3 4.75655 4.95879 5.19208 5.32342 5.48406 5.70152 mean cubed structural length of post-natals
Ww_bi g 23.3128 24.6057 26.3493 27.0158 28.4501 29.5783 mean wet weight of post-natals
L_pi cm 1.68214 1.70704 1.73546 1.75042 1.7693 1.79338 mean structural length of adults
L2_pi cm^2 2.83021 2.91516 3.01892 3.0671 3.14226 3.22168 mean squared structural length of adults
L3_pi cm^3 4.76263 4.9798 5.2611 5.3783 5.59689 5.79479 mean cubed structural length of adults
Ww_pi g 23.3425 24.7099 26.6996 27.2944 29.0355 30.0621 mean wet weight of adults
R 1/d 0.000338197 0.00186073 0.00383573 0.00459359 0.00610049 0.00736196 mean reproduction rate of adults
J_X g/d 5.5038 5.74321 6.07165 6.18327 6.45589 6.64112 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 0.00187896 0.000366768 0.00286197 0.000626441 yield of living structure on food
Y_VX_d mol/mol 0.000186299 0.000393433 9.06014e-07 0.000550218 2.06088e-07 0.000770111 yield of dead structure on food
Y_EX mol/mol 0 0 0.00765658 0.00149455 0.0119853 0.0026234 yield of living reserve on food
Y_EX_d mol/mol 0.000726787 0.00155879 3.69192e-06 0.00224209 8.6305e-07 0.00322506 yield of dead reserve on food
Y_CX mol/mol 0.722891 0.722047 0.715881 0.719852 0.711569 0.717746 yield of CO2 on food
Y_HX mol/mol 0.769601 0.768702 0.762138 0.766365 0.757547 0.764124 yield of H2O on food
Y_OX mol/mol -0.917515 -0.916444 -0.908619 -0.913658 -0.903145 -0.910986 yield of O2 on food
Y_NX mol/mol 0.166821 0.166626 0.165203 0.16612 0.164208 0.165634 yield of N-waste on food
mu_TX J/mol 463866 463315 459285 461880 456463 460502 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