Bucephala albeola: Population traits

at T = 40.2 °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_min f_max date: 2024/07/21
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.659974 0.659974 0.667287 0.667287 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00439766 0.00439766 0.00152068 0.00152068 spec pop growth rate
t2 d NaN NaN NaN NaN 157.617 157.617 455.815 455.815 population doubling time
a_b d 18.9122 18.6658 18.8751 18.6292 17.5638 17.3359 17.5638 17.3359 age at birth
t_p d 706.151 314.113 550.558 295.414 109.98 95.6691 109.98 95.6691 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.88608 0.867789 1 1 0.784912 0.766478 survival probability at puberty
theta_0b - 0.00175846 0.00166478 0.00447009 0.00488461 0.0742188 0.0733019 0.0922379 0.100019 frac of ind that is embryo
theta_bp - 0.00176396 0.0016694 0.00421606 0.00455692 0.0688157 0.0680239 0.0795876 0.0852914 fraction of individuals that is juvenile
theta_pi - 0.996478 0.996666 0.991314 0.990558 0.856965 0.858674 0.828174 0.814689 frac of ind that is adult
L_bi cm 4.26509 4.58886 4.29619 4.61744 4.81649 5.08115 5.09126 5.32992 mean structural length of post-natals
L2_bi cm^2 18.2106 21.0852 18.4951 21.3787 24.4658 27.4356 27.604 30.6104 mean squared structural length of post-natals
L3_bi cm^3 77.8175 96.9769 79.7427 99.1732 129.766 155.458 156.772 185.52 mean cubed structural length of post-natals
Ww_bi g 89.821 113.079 92.1795 115.823 160.095 194.57 193.413 232.196 mean wet weight of post-natals
L_pi cm 4.2677 4.59184 4.30259 4.62578 4.97155 5.25358 5.30378 5.58456 mean structural length of adults
L2_pi cm^2 18.2291 21.1074 18.5407 21.4409 25.7611 28.9398 29.4588 32.9348 mean squared structural length of adults
L3_pi cm^3 77.9168 97.1023 79.9894 99.5277 138.25 165.824 169.534 202.384 mean cubed structural length of adults
Ww_pi g 89.9356 113.226 92.4646 116.237 170.562 207.544 209.158 253.303 mean wet weight of adults
R 1/d 0.000106156 0.00238273 0.000367486 0.00268993 0.00988206 0.013641 0.0127694 0.0169851 mean reproduction rate of adults
J_X g/d 2.69333 3.35688 2.76572 3.44132 5.48274 6.61829 6.18601 7.38413 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.104084 0.103297 0.0385385 0.0382058 yield of living structure on food
Y_VX_d mol/mol 0.00274031 0.00262941 0.00480276 0.00483521 1.99108e-06 1.79465e-06 0.0403595 0.0422863 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.024327 0.0259888 0.00900739 0.00961227 yield of living reserve on food
Y_EX_d mol/mol 0.000422698 0.000436598 0.000749045 0.000811755 4.65365e-07 4.51519e-07 0.00943301 0.0106389 yield of dead reserve on food
Y_CX mol/mol 0.721063 0.721142 0.719122 0.719045 0.619297 0.618586 0.644545 0.641779 yield of CO2 on food
Y_HX mol/mol 0.767655 0.767739 0.765588 0.765506 0.659313 0.658556 0.686193 0.683248 yield of H2O on food
Y_OX mol/mol -0.915195 -0.915295 -0.912732 -0.912634 -0.786031 -0.785128 -0.818077 -0.814566 yield of O2 on food
Y_NX mol/mol 0.166399 0.166417 0.165951 0.165933 0.142915 0.142751 0.148741 0.148103 yield of N-waste on food
mu_TX J/mol 462777 462824 461588 461538 400103 399590 415650 413888 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer