Sula leucogaster: Population traits

at T = 40.6 °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: 2023/10/03
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.976769 0.984928 0.992464 0.992464 1 1 scaled functional response
r 1/d 0 0 0.00115527 0.000115 0.00151953 0.000204721 spec pop growth rate
t2 d NaN NaN 599.985 6027.36 456.159 3385.82 population doubling time
a_b d 28.3706 28.3568 28.3442 28.3442 28.3318 28.3318 age at birth
t_p d 566.454 376.667 327.689 327.689 298.121 298.121 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.394772 1 0.393447 1 0.392146 survival probability at puberty
theta_0b - 0.00280729 0.0259974 0.0322965 0.0445757 0.0421911 0.0612236 frac of ind that is embryo
theta_bp - 0.00280621 0.0159245 0.0312442 0.0271796 0.040398 0.0371852 fraction of individuals that is juvenile
theta_pi - 0.994386 0.958078 0.936459 0.928245 0.917411 0.901591 frac of ind that is adult
L_bi cm 4.24866 4.23248 4.06987 4.20759 4.02147 4.18599 mean structural length of post-natals
L2_bi cm^2 18.0862 18.0609 16.9121 17.9583 16.6097 17.8757 mean squared structural length of post-natals
L3_bi cm^3 77.0744 77.3701 71.1224 77.1734 69.6755 77.0738 mean cubed structural length of post-natals
Ww_bi g 1641.97 1661.39 1538.37 1669.25 1517.99 1679.17 mean wet weight of post-natals
L_pi cm 4.25555 4.27378 4.14525 4.27958 4.11877 4.28646 mean structural length of adults
L2_pi cm^2 18.1279 18.3095 17.3652 18.393 17.1941 18.4843 mean squared structural length of adults
L3_pi cm^3 77.2744 78.5625 73.2871 79.2678 72.4683 80.0192 mean cubed structural length of adults
Ww_pi g 1646.23 1686.99 1585.19 1714.55 1578.83 1743.34 mean wet weight of adults
R 1/d 0 0.000711381 0 0.00136595 0 0.0020543 mean reproduction rate of adults
J_X g/d 121.665 122.51 115.595 122.746 114.39 123.108 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 0.000710807 7.23036e-05 0.000925554 0.000128168 yield of living structure on food
Y_VX_d mol/mol 6.36231e-05 0.000148767 1.82614e-06 0.000187267 1.05189e-06 0.000234397 yield of dead structure on food
Y_EX mol/mol 0 0 0.0146639 0.00149161 0.0192391 0.00266418 yield of living reserve on food
Y_EX_d mol/mol 0.00129178 0.00304575 3.7673e-05 0.00386329 2.18652e-05 0.00487231 yield of dead reserve on food
Y_CX mol/mol 0.722532 0.721037 0.711109 0.719071 0.70723 0.717215 yield of CO2 on food
Y_HX mol/mol 0.769218 0.767627 0.757057 0.765534 0.752928 0.763558 yield of H2O on food
Y_OX mol/mol -0.917059 -0.915163 -0.902561 -0.912667 -0.897639 -0.910311 yield of O2 on food
Y_NX mol/mol 0.166738 0.166393 0.164102 0.165939 0.163207 0.165511 yield of N-waste on food
mu_TX J/mol 463621 462630 456050 461327 453479 460097 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