Megascops kennicottii: 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: 2023/10/03
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.906454 0.906454 0.916843 0.916843 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00353906 0.00353906 0.000801042 0.000801042 spec pop growth rate
t2 d NaN NaN NaN NaN 195.856 195.856 865.307 865.307 population doubling time
a_b d 18.3435 18.4049 18.3269 18.3875 18.2059 18.2614 18.2059 18.2614 age at birth
t_p d 216.053 NaN 152.691 NaN 83.1862 100.182 83.1862 100.182 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.469113 0.480923 1 1 0.446256 0.456638 survival probability at puberty
theta_0b - 0.00244931 0.00250587 0.0124133 0.0117534 0.0624253 0.0626101 0.0773558 0.0726044 frac of ind that is embryo
theta_bp - 0.00244849 0.00250503 0.00826375 0.00792075 0.058511 0.0586726 0.0495789 0.0470533 fraction of individuals that is juvenile
theta_pi - 0.995102 0.994989 0.979323 0.980326 0.879064 0.878717 0.873065 0.880342 frac of ind that is adult
L_bi cm 2.13302 2.04801 2.14905 2.06431 2.17077 2.09463 2.24808 2.16812 mean structural length of post-natals
L2_bi cm^2 4.55353 4.19753 4.62962 4.27043 4.81898 4.47817 5.14408 4.77401 mean squared structural length of post-natals
L3_bi cm^3 9.72586 8.60731 9.98747 8.84544 10.8549 9.70433 11.8914 10.6082 mean cubed structural length of post-natals
Ww_bi g 132.865 113.225 137.888 117.59 162.471 139.829 177.985 152.852 mean wet weight of post-natals
L_pi cm 2.13535 2.05021 2.15738 2.07167 2.23489 2.15448 2.30887 2.22146 mean structural length of adults
L2_pi cm^2 4.56123 4.20458 4.65715 4.29405 5.04142 4.68015 5.35639 4.95505 mean squared structural length of adults
L3_pi cm^3 9.74554 8.62475 10.058 8.90408 11.4557 10.2333 12.4701 11.0862 mean cubed structural length of adults
Ww_pi g 133.134 113.455 138.862 118.37 171.464 147.45 186.647 159.74 mean wet weight of adults
R 1/d 0.000122241 0 0.00117657 0 0.00565461 0.00180746 0.00880836 0.00453213 mean reproduction rate of adults
J_X g/d 13.1796 11.6633 13.5534 12.0019 15.3874 13.7272 16.4254 14.6341 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 0.0024966 0.00250191 0.000579923 0.000580671 yield of living structure on food
Y_VX_d mol/mol 9.94168e-05 0.000101356 0.000210986 0.000211568 3.34064e-07 3.50399e-07 0.00069834 0.000681186 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0348715 0.0335479 0.00810012 0.00778617 yield of living reserve on food
Y_EX_d mol/mol 0.00125871 0.00123194 0.00270191 0.002601 4.66607e-06 4.69847e-06 0.00975413 0.00913397 yield of dead reserve on food
Y_CX mol/mol 0.722529 0.72255 0.721266 0.721348 0.693267 0.694338 0.708088 0.70886 yield of CO2 on food
Y_HX mol/mol 0.769216 0.769237 0.767871 0.767958 0.738063 0.739203 0.753841 0.754663 yield of H2O on food
Y_OX mol/mol -0.917056 -0.917082 -0.915453 -0.915557 -0.879916 -0.881275 -0.898727 -0.899707 yield of O2 on food
Y_NX mol/mol 0.166738 0.166742 0.166446 0.166465 0.159985 0.160232 0.163405 0.163583 yield of N-waste on food
mu_TX J/mol 463621 463635 462786 462840 444262 444976 454067 454580 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