Pachyptila vittata: Population traits

at T = 39.4 °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: 2023/10/02
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.939064 0.954418 0.977209 0.977209 1 1 scaled functional response
r 1/d 0 0 0.000726562 0.000154866 0.00105859 0.000268856 spec pop growth rate
t2 d NaN NaN 954.009 4475.79 654.781 2578.13 population doubling time
a_b d 39.4405 39.3812 39.2968 39.2968 39.2163 39.2163 age at birth
t_p d 325.862 234.483 187.269 187.269 162.225 162.225 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.513784 1 0.505595 1 0.497885 survival probability at puberty
theta_0b - 0.00412844 0.0155178 0.0284043 0.031207 0.04079 0.045855 frac of ind that is embryo
theta_bp - 0.00412651 0.0107972 0.0275922 0.0214167 0.0391136 0.0310987 fraction of individuals that is juvenile
theta_pi - 0.991745 0.973685 0.944003 0.947376 0.920096 0.923046 frac of ind that is adult
L_bi cm 2.18204 2.20946 2.21924 2.2442 2.24196 2.27822 mean structural length of post-natals
L2_bi cm^2 4.76546 4.89235 4.95644 5.0597 5.07415 5.22737 mean squared structural length of post-natals
L3_bi cm^3 10.4137 10.8482 11.118 11.4412 11.5589 12.0487 mean cubed structural length of post-natals
Ww_bi g 153.839 162.7 170.463 175.417 181.086 188.76 mean wet weight of post-natals
L_pi cm 2.18539 2.2189 2.2435 2.26411 2.27793 2.30884 mean structural length of adults
L2_pi cm^2 4.77733 4.92597 5.0444 5.13164 5.20624 5.33967 mean squared structural length of adults
L3_pi cm^3 10.4459 10.94 11.3625 11.6408 11.9313 12.3655 mean cubed structural length of adults
Ww_pi g 154.314 164.076 174.211 178.479 186.921 193.723 mean wet weight of adults
R 1/d 0.000150167 0.000734659 0.001227 0.00154459 0.00187 0.00235858 mean reproduction rate of adults
J_X g/d 13.5149 14.1016 14.6275 14.9322 15.3241 15.7868 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 0.000552244 0.000118659 0.00079849 0.000205194 yield of living structure on food
Y_VX_d mol/mol 8.16597e-05 0.000161712 5.24263e-06 0.000202007 2.42656e-06 0.000260381 yield of dead structure on food
Y_EX mol/mol 0 0 0.00791483 0.00170064 0.011711 0.00300946 yield of living reserve on food
Y_EX_d mol/mol 0.00112467 0.00226362 7.5138e-05 0.00289519 3.55889e-05 0.00381886 yield of dead reserve on food
Y_CX mol/mol 0.722653 0.721662 0.716688 0.719638 0.713438 0.717707 yield of CO2 on food
Y_HX mol/mol 0.769347 0.768293 0.762997 0.766138 0.759537 0.764081 yield of H2O on food
Y_OX mol/mol -0.917213 -0.915956 -0.909642 -0.913387 -0.905517 -0.910935 yield of O2 on food
Y_NX mol/mol 0.166766 0.166537 0.16539 0.16607 0.16464 0.165625 yield of N-waste on food
mu_TX J/mol 463702 463047 459756 461708 457605 460429 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