Bucephala clangula: 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: 2024/02/21
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.970575 0.970575 0.972229 0.972229 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00561719 0.00561719 0.00141079 0.00141079 spec pop growth rate
t2 d NaN NaN NaN NaN 123.398 123.398 491.32 491.32 population doubling time
a_b d 14.0368 13.9578 14.0351 13.9562 14.0074 13.9309 14.0074 13.9309 age at birth
t_p d 265.662 79.7964 200.308 79.2255 109.984 71.3584 109.984 71.3584 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.42449 0.40724 1 1 0.418361 0.401811 survival probability at puberty
theta_0b - 0.0016191 0.00153748 0.0108405 0.0120704 0.0757232 0.0753244 0.113011 0.127051 frac of ind that is embryo
theta_bp - 0.00161774 0.00153621 0.0068588 0.00748829 0.0699372 0.0695999 0.06972 0.0769145 fraction of individuals that is juvenile
theta_pi - 0.996763 0.996926 0.982301 0.980441 0.85434 0.855076 0.817269 0.796035 frac of ind that is adult
L_bi cm 2.52481 2.74131 2.51912 2.73263 2.33421 2.49995 2.41731 2.58394 mean structural length of post-natals
L2_bi cm^2 6.37951 7.52124 6.36236 7.49145 5.61795 6.47841 6.01537 6.92918 mean squared structural length of post-natals
L3_bi cm^3 16.1265 20.646 16.091 20.5711 13.789 17.1691 15.214 18.9558 mean cubed structural length of post-natals
Ww_bi g 683.821 948.952 683.448 947.088 602.012 812.551 664.223 897.107 mean wet weight of post-natals
L_pi cm 2.52688 2.74358 2.52825 2.74415 2.42292 2.60031 2.51991 2.71506 mean structural length of adults
L2_pi cm^2 6.38731 7.53033 6.39639 7.53704 5.94789 6.87292 6.40067 7.45069 mean squared structural length of adults
L3_pi cm^3 16.1494 20.6745 16.1903 20.7135 14.7505 18.393 16.3516 20.5994 mean cubed structural length of adults
Ww_pi g 684.792 950.265 687.669 953.644 643.989 870.472 713.891 974.894 mean wet weight of adults
R 1/d 0 0.0698731 0 0.0704009 0 0.0340055 0.00264775 0.0674245 mean reproduction rate of adults
J_X g/d 78.3944 100.37 78.3168 100.143 71.1289 89.0749 76.1607 95.2728 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 0.00108895 0.00108271 0.000281821 0.000280695 yield of living structure on food
Y_VX_d mol/mol 2.38764e-05 2.28068e-05 5.32071e-05 5.21614e-05 1.28016e-08 1.16401e-08 0.000347721 0.000362284 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0464531 0.0501579 0.0120221 0.0130035 yield of living reserve on food
Y_EX_d mol/mol 0.000988566 0.00102546 0.00220671 0.00234933 5.461e-07 5.39242e-07 0.0148333 0.0167833 yield of dead reserve on food
Y_CX mol/mol 0.72281 0.722781 0.721797 0.721682 0.685004 0.681999 0.701301 0.698909 yield of CO2 on food
Y_HX mol/mol 0.769515 0.769484 0.768436 0.768313 0.729266 0.726067 0.746616 0.744069 yield of H2O on food
Y_OX mol/mol -0.917413 -0.917376 -0.916126 -0.91598 -0.869429 -0.865615 -0.890113 -0.887076 yield of O2 on food
Y_NX mol/mol 0.166802 0.166796 0.166568 0.166542 0.158078 0.157384 0.161839 0.161287 yield of N-waste on food
mu_TX J/mol 463804 463785 463131 463055 438692 436691 449517 447925 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