Sterna hirundo: Population traits

at T = 40.7 °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: 2023/10/04
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.964706 0.96723 0.983615 0.983615 1 1 scaled functional response
r 1/d 0 0 0.00157129 0.000434379 0.00263379 0.000764688 spec pop growth rate
t2 d NaN NaN 441.133 1595.72 263.175 906.444 population doubling time
a_b d 14.8958 14.8922 14.8694 14.8694 14.8474 14.8474 age at birth
t_p d 195.15 154.339 103.233 103.233 86.7784 86.7784 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.521273 1 0.515501 1 0.509963 survival probability at puberty
theta_0b - 0.00121108 0.00477413 0.0231053 0.0258088 0.0383575 0.0445003 frac of ind that is embryo
theta_bp - 0.00121094 0.00335673 0.0225691 0.0179352 0.0368821 0.0306158 fraction of individuals that is juvenile
theta_pi - 0.997578 0.991869 0.954326 0.956256 0.92476 0.924884 frac of ind that is adult
L_bi cm 2.28895 2.29214 2.28211 2.30506 2.28287 2.31877 mean structural length of post-natals
L2_bi cm^2 5.24088 5.25781 5.23809 5.33541 5.26174 5.41669 mean squared structural length of post-natals
L3_bi cm^3 12.0022 12.0663 12.0699 12.3822 12.2075 12.7132 mean cubed structural length of post-natals
Ww_bi g 101.09 101.864 103.416 106.092 106.134 110.53 mean wet weight of post-natals
L_pi cm 2.29004 2.29526 2.30302 2.32253 2.31798 2.34993 mean structural length of adults
L2_pi cm^2 5.24487 5.26921 5.31535 5.39977 5.39243 5.53258 mean squared structural length of adults
L3_pi cm^3 12.0134 12.0982 12.2891 12.5645 12.5814 13.045 mean cubed structural length of adults
Ww_pi g 101.184 102.133 105.294 107.654 109.385 113.415 mean wet weight of adults
R 1/d 5.23936e-05 0.000491301 0.00155092 0.00289784 0.00308094 0.00532704 mean reproduction rate of adults
J_X g/d 13.5929 13.6724 13.8519 14.1092 14.1462 14.5628 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 0.00136915 0.000381208 0.00227283 0.000667564 yield of living structure on food
Y_VX_d mol/mol 7.20741e-05 0.000143703 5.97037e-07 0.000398999 2.05861e-07 0.000683565 yield of dead structure on food
Y_EX mol/mol 0 0 0.0103619 0.00288502 0.0174876 0.00513635 yield of living reserve on food
Y_EX_d mol/mol 0.000534978 0.00106944 4.51844e-06 0.00301967 1.58393e-06 0.00525946 yield of dead reserve on food
Y_CX mol/mol 0.72314 0.722647 0.714097 0.718201 0.707576 0.714088 yield of CO2 on food
Y_HX mol/mol 0.769866 0.769341 0.760239 0.764608 0.753296 0.76023 yield of H2O on food
Y_OX mol/mol -0.917831 -0.917206 -0.906354 -0.911563 -0.898077 -0.906343 yield of O2 on food
Y_NX mol/mol 0.166878 0.166765 0.164792 0.165739 0.163287 0.16479 yield of N-waste on food
mu_TX J/mol 464026 463702 458072 460774 453776 458065 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