Contopus virens: 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: 2025/08/09
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.745741 0.806654 0.903327 0.903327 1 1 scaled functional response
r 1/d 0 0 0.00222656 0.000377839 0.00345117 0.000604845 spec pop growth rate
t2 d NaN NaN 311.308 1834.51 200.844 1145.99 population doubling time
a_b d 7.01473 6.98711 6.95057 6.95057 6.92076 6.92076 age at birth
t_p d 153.343 90.5126 60.6587 60.6587 48.0245 48.0245 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.523567 1 0.486027 1 0.457321 survival probability at puberty
theta_0b - 0.00224765 0.00784816 0.0155282 0.0168365 0.023676 0.0261324 frac of ind that is embryo
theta_bp - 0.0022474 0.00550774 0.0152881 0.0113574 0.0231147 0.0170854 fraction of individuals that is juvenile
theta_pi - 0.995505 0.986644 0.969184 0.971806 0.953209 0.956782 frac of ind that is adult
L_bi cm 0.617816 0.667016 0.737932 0.743295 0.806641 0.817983 mean structural length of post-natals
L2_bi cm^2 0.381823 0.44534 0.546706 0.553961 0.655682 0.672468 mean squared structural length of post-natals
L3_bi cm^3 0.23603 0.297526 0.4061 0.413536 0.5356 0.554462 mean cubed structural length of post-natals
Ww_bi g 4.77287 6.48351 9.8614 10.042 14.3406 14.8457 mean wet weight of post-natals
L_pi cm 0.618259 0.668374 0.742572 0.746903 0.815183 0.824673 mean structural length of adults
L2_pi cm^2 0.382281 0.446815 0.552192 0.558205 0.666515 0.680921 mean squared structural length of adults
L3_pi cm^3 0.236391 0.298751 0.411086 0.417378 0.546231 0.562747 mean cubed structural length of adults
Ww_pi g 4.78015 6.5102 9.98246 10.1353 14.6253 15.0675 mean wet weight of adults
R 1/d 0.000660228 0.00231656 0.00492304 0.00507763 0.00765138 0.00802635 mean reproduction rate of adults
J_X g/d 1.66634 2.10229 2.89009 2.92845 3.83713 3.93536 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 0.000312865 5.33559e-05 0.000481727 8.5218e-05 yield of living structure on food
Y_VX_d mol/mol 4.56551e-05 8.86385e-05 3.64336e-06 0.000111945 1.60063e-06 0.000140121 yield of dead structure on food
Y_EX mol/mol 0 0 0.00728448 0.00124229 0.0124165 0.00219649 yield of living reserve on food
Y_EX_d mol/mol 0.000877556 0.00184292 8.48289e-05 0.00260644 4.12562e-05 0.0036116 yield of dead reserve on food
Y_CX mol/mol 0.722883 0.722063 0.717388 0.720371 0.713118 0.718731 yield of CO2 on food
Y_HX mol/mol 0.769592 0.76872 0.763742 0.766918 0.759197 0.765172 yield of H2O on food
Y_OX mol/mol -0.917505 -0.916465 -0.910531 -0.914318 -0.905112 -0.912235 yield of O2 on food
Y_NX mol/mol 0.166819 0.16663 0.165551 0.16624 0.164566 0.165861 yield of N-waste on food
mu_TX J/mol 463854 463311 460210 462188 457376 461099 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