Fregata magnificens: 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 - 0.735904 0.780488 0.890244 0.890244 1 1 scaled functional response
r 1/d 0 0 0.000689453 0.000113829 0.00112305 0.000175444 spec pop growth rate
t2 d NaN NaN 1005.36 6089.37 617.202 3950.81 population doubling time
a_b d 37.652 37.4494 37.0361 37.0361 36.7127 36.7127 age at birth
t_p d 237.249 150.984 99.7575 99.7575 80.9648 80.9648 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.510664 1 0.470252 1 0.440481 survival probability at puberty
theta_0b - 0.0022367 0.0093419 0.0252602 0.0268955 0.0404148 0.0446079 frac of ind that is embryo
theta_bp - 0.00223623 0.00649313 0.0246179 0.0178739 0.0387736 0.0286556 fraction of individuals that is juvenile
theta_pi - 0.995527 0.984165 0.950122 0.955231 0.920812 0.926736 frac of ind that is adult
L_bi cm 3.55874 3.76407 4.17932 4.24736 4.56292 4.7097 mean structural length of post-natals
L2_bi cm^2 12.6707 14.189 17.617 18.1387 21.1796 22.4266 mean squared structural length of post-natals
L3_bi cm^3 45.1282 53.5357 74.6702 77.7102 99.3663 107.437 mean cubed structural length of post-natals
Ww_bi g 406.34 508.004 797.69 830.165 1180.13 1275.99 mean wet weight of post-natals
L_pi cm 3.56169 3.77416 4.22696 4.28402 4.6543 4.78328 mean structural length of adults
L2_pi cm^2 12.6877 14.2493 17.9299 18.379 21.8271 22.9498 mean squared structural length of adults
L3_pi cm^3 45.2035 53.8132 76.2614 78.9321 102.951 110.351 mean cubed structural length of adults
Ww_pi g 407.019 510.637 814.688 843.219 1222.71 1310.6 mean wet weight of adults
R 1/d 0.000114699 0.000502007 0.00140231 0.00151052 0.0023296 0.0026076 mean reproduction rate of adults
J_X g/d 22.6957 26.9549 38.1735 39.304 51.5512 54.5865 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 0.00134862 0.000225058 0.0021647 0.000345309 yield of living structure on food
Y_VX_d mol/mol 0.00011893 0.000248858 2.55368e-06 0.000385227 9.12153e-07 0.000532547 yield of dead structure on food
Y_EX mol/mol 0 0 0.0130585 0.0021792 0.0235446 0.0037558 yield of living reserve on food
Y_EX_d mol/mol 0.00095193 0.00211257 2.47269e-05 0.00373009 9.92114e-06 0.0057923 yield of dead reserve on food
Y_CX mol/mol 0.722763 0.721714 0.711905 0.718336 0.702735 0.715162 yield of CO2 on food
Y_HX mol/mol 0.769464 0.768348 0.757905 0.764751 0.748143 0.761372 yield of H2O on food
Y_OX mol/mol -0.917353 -0.916022 -0.903572 -0.911734 -0.891933 -0.907705 yield of O2 on food
Y_NX mol/mol 0.166791 0.166549 0.164286 0.16577 0.16217 0.165037 yield of N-waste on food
mu_TX J/mol 463778 463086 456612 460855 450548 458756 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