Branta bernicla: Population traits

at T = 41.2 °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: 2024/02/21
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.97256 0.976744 0.988372 0.988372 1 1 scaled functional response
r 1/d 0 0 0.0019707 0.000278314 0.0029209 0.000473617 spec pop growth rate
t2 d NaN NaN 351.726 2490.52 237.306 1463.52 population doubling time
a_b d 16.3002 16.296 16.2847 16.2847 16.2736 16.2736 age at birth
t_p d 350.837 242.105 184.239 184.239 160.385 160.385 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.390466 1 0.388446 1 0.386482 survival probability at puberty
theta_0b - 0.00143927 0.0136654 0.031605 0.0432367 0.0464533 0.0681982 frac of ind that is embryo
theta_bp - 0.0014382 0.00831409 0.0305846 0.0261325 0.044265 0.0410021 fraction of individuals that is juvenile
theta_pi - 0.997123 0.978021 0.93781 0.930631 0.909282 0.8908 frac of ind that is adult
L_bi cm 3.13276 3.12694 3.00063 3.09942 2.94966 3.07739 mean structural length of post-natals
L2_bi cm^2 9.82378 9.81837 9.18583 9.73716 8.95365 9.68036 mean squared structural length of post-natals
L3_bi cm^3 30.8222 30.8895 28.445 30.7888 27.6376 30.7754 mean cubed structural length of post-natals
Ww_bi g 1166.51 1173.96 1093.59 1183.69 1074.72 1196.74 mean wet weight of post-natals
L_pi cm 3.13535 3.14256 3.05486 3.1502 3.02805 3.15955 mean structural length of adults
L2_pi cm^2 9.83532 9.88744 9.426 9.96291 9.30065 10.0476 mean squared structural length of adults
L3_pi cm^3 30.863 31.1328 29.2905 31.5895 28.8599 32.0869 mean cubed structural length of adults
Ww_pi g 1168.06 1183.2 1126.09 1214.48 1122.25 1247.73 mean wet weight of adults
R 1/d 0 0.000659256 0 0.00246105 0 0.00438763 mean reproduction rate of adults
J_X g/d 95.4391 95.7969 90.6922 96.1356 89.4399 96.6992 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 0.000618098 8.9134e-05 0.000902579 0.000150733 yield of living structure on food
Y_VX_d mol/mol 2.87134e-05 6.7994e-05 4.38354e-10 0.000132316 1.33506e-10 0.000207912 yield of dead structure on food
Y_EX mol/mol 0 0 0.023145 0.00333768 0.0341953 0.00571069 yield of living reserve on food
Y_EX_d mol/mol 0.00105799 0.00251612 1.64144e-08 0.00495466 5.05803e-09 0.00787699 yield of dead reserve on food
Y_CX mol/mol 0.72275 0.721533 0.704325 0.716715 0.695116 0.712301 yield of CO2 on food
Y_HX mol/mol 0.769451 0.768155 0.749835 0.763026 0.740031 0.758327 yield of H2O on food
Y_OX mol/mol -0.917336 -0.915792 -0.893951 -0.909677 -0.882262 -0.904075 yield of O2 on food
Y_NX mol/mol 0.166788 0.166508 0.162537 0.165396 0.160411 0.164377 yield of N-waste on food
mu_TX J/mol 463764 462957 451529 459757 445413 456826 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