Bulweria bulwerii: Population traits

at T = 37.4 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.985243 0.987285 0.993643 0.993643 1 1 scaled functional response
r 1/d 0 0 0.00108594 0.000308228 0.00164746 0.00052361 spec pop growth rate
t2 d NaN NaN 638.294 2248.81 420.737 1323.79 population doubling time
a_b d 8.34598 8.34499 8.34195 8.34195 8.33894 8.33894 age at birth
t_p d 581.52 452.962 345.443 345.443 299.12 299.12 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.50373 1 0.501691 1 0.499684 survival probability at puberty
theta_0b - 0.000871097 0.00369212 0.0090205 0.0115265 0.0136452 0.0185715 frac of ind that is embryo
theta_bp - 0.000871058 0.00254916 0.00893875 0.00792295 0.0134584 0.0127184 fraction of individuals that is juvenile
theta_pi - 0.998258 0.993759 0.982041 0.980551 0.972896 0.96871 frac of ind that is adult
L_bi cm 2.59393 2.59675 2.59354 2.60277 2.59712 2.60955 mean structural length of post-natals
L2_bi cm^2 6.73005 6.74718 6.74287 6.78737 6.77007 6.83098 mean squared structural length of post-natals
L3_bi cm^3 17.4641 17.5379 17.5588 17.7206 17.6913 17.9158 mean cubed structural length of post-natals
Ww_bi g 173.505 174.563 175.784 177.404 178.13 180.391 mean wet weight of post-natals
L_pi cm 2.59485 2.59953 2.6031 2.61157 2.61166 2.62391 mean structural length of adults
L2_pi cm^2 6.73383 6.75857 6.78235 6.82351 6.83035 6.8902 mean squared structural length of adults
L3_pi cm^3 17.476 17.5737 17.6843 17.8349 17.8835 18.104 mean cubed structural length of adults
Ww_pi g 173.624 174.92 177.04 178.548 180.065 182.285 mean wet weight of adults
R 1/d 3.04253e-05 0.000351098 0.000733994 0.00120847 0.00139151 0.00208265 mean reproduction rate of adults
J_X g/d 64.9841 65.2846 65.663 66.0964 66.3496 66.9466 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 0.000290389 8.26369e-05 0.000439275 0.000140125 yield of living structure on food
Y_VX_d mol/mol 2.81327e-05 5.72407e-05 7.19689e-08 9.61827e-05 1.46378e-08 0.000148266 yield of dead structure on food
Y_EX mol/mol 0 0 0.00261674 0.000744653 0.00398369 0.00127077 yield of living reserve on food
Y_EX_d mol/mol 0.000251365 0.000512504 6.48522e-07 0.000866716 1.32747e-07 0.00134459 yield of dead reserve on food
Y_CX mol/mol 0.723406 0.72317 0.72127 0.722178 0.720039 0.721274 yield of CO2 on food
Y_HX mol/mol 0.770149 0.769898 0.767875 0.768842 0.766565 0.767879 yield of H2O on food
Y_OX mol/mol -0.918169 -0.917869 -0.915458 -0.916611 -0.913896 -0.915463 yield of O2 on food
Y_NX mol/mol 0.16694 0.166885 0.166447 0.166657 0.166163 0.166448 yield of N-waste on food
mu_TX J/mol 464201 464045 462793 463391 461981 462795 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