Larus marinus: Population traits

at T = 40.9 °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: 2023/10/02
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.965058 0.965058 0.969296 0.969296 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00239453 0.00239453 0.000491953 0.000491953 spec pop growth rate
t2 d NaN NaN NaN NaN 289.471 289.471 1408.97 1408.97 population doubling time
a_b d 18.9786 18.9063 18.9726 18.9006 18.9307 18.861 18.9307 18.861 age at birth
t_p d 311.361 123.236 225.916 120.183 140.168 103.901 140.168 103.901 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.437135 0.424864 1 1 0.42996 0.41823 survival probability at puberty
theta_0b - 0.00147566 0.00141188 0.00943944 0.0100252 0.044336 0.0441762 0.0573628 0.0626651 frac of ind that is embryo
theta_bp - 0.00147504 0.00141128 0.00606869 0.00635779 0.0423535 0.042208 0.0362712 0.0391053 fraction of individuals that is juvenile
theta_pi - 0.997049 0.997177 0.984492 0.983617 0.913311 0.913616 0.906366 0.89823 frac of ind that is adult
L_bi cm 4.11674 4.34568 4.12063 4.34776 4.00113 4.20099 4.12146 4.32919 mean structural length of post-natals
L2_bi cm^2 16.9588 18.8985 17.0172 18.9512 16.316 18.0263 17.231 19.0623 mean squared structural length of post-natals
L3_bi cm^3 69.8889 82.2201 70.3606 82.7149 67.3255 78.3582 72.6034 84.6915 mean cubed structural length of post-natals
Ww_bi g 1258.56 1558.54 1272.31 1574.44 1253.86 1536.27 1352.15 1660.44 mean wet weight of post-natals
L_pi cm 4.11976 4.34887 4.13359 4.36272 4.08998 4.29785 4.20526 4.42875 mean structural length of adults
L2_pi cm^2 16.9774 18.9189 17.0966 19.0465 16.8681 18.6514 17.7536 19.7077 mean squared structural length of adults
L3_pi cm^3 69.9785 82.3229 70.7414 83.1925 70.0096 81.5283 75.1604 87.9898 mean cubed structural length of adults
Ww_pi g 1260.17 1560.48 1279.2 1583.53 1303.85 1598.43 1399.77 1725.11 mean wet weight of adults
R 1/d 0 0.0111323 0.000647827 0.0118867 8.19234e-05 0.0102894 0.00473552 0.0159093 mean reproduction rate of adults
J_X g/d 107.369 126.317 108.212 127.225 107.04 124.85 113.043 132.025 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 0.0015061 0.00150286 0.000315964 0.000315578 yield of living structure on food
Y_VX_d mol/mol 5.09128e-05 4.89026e-05 0.000113151 0.000110654 9.03403e-09 8.36851e-09 0.000390688 0.000402041 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0265433 0.0279618 0.0055685 0.00587158 yield of living reserve on food
Y_EX_d mol/mol 0.000865926 0.000878078 0.00193293 0.0019956 1.59214e-07 1.55703e-07 0.00688542 0.00748029 yield of dead reserve on food
Y_CX mol/mol 0.722888 0.72288 0.72197 0.721921 0.700843 0.699693 0.71294 0.712201 yield of CO2 on food
Y_HX mol/mol 0.769598 0.769589 0.768621 0.768569 0.746128 0.744904 0.759007 0.758221 yield of H2O on food
Y_OX mol/mol -0.917512 -0.917501 -0.916347 -0.916285 -0.889531 -0.888071 -0.904885 -0.903948 yield of O2 on food
Y_NX mol/mol 0.16682 0.166818 0.166609 0.166597 0.161733 0.161468 0.164525 0.164354 yield of N-waste on food
mu_TX J/mol 463857 463852 463250 463217 449255 448490 457268 456777 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