Proteus anguinus: Population traits

at T = 10 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.267236 0.345871 0.672936 0.672936 1 1 scaled functional response
r 1/d 0 0 0.000368439 5.87461e-05 0.000618374 9.40593e-05 spec pop growth rate
t2 d NaN NaN 1881.31 11799 1120.92 7369.26 population doubling time
a_b d 186.352 178.846 160.237 160.237 149.867 149.867 age at birth
t_p d 14596.3 6970.66 2517.87 2517.87 1604.37 1604.37 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_p - 0.999994 0.89319 0.999996 0.79237 0.999997 0.722343 survival probability at puberty
theta_0b - 0.00452888 0.023582 0.0572627 0.0937645 0.0883993 0.147972 frac of ind that is embryo
theta_bp - 0.0045498 0.0223637 0.054097 0.0828358 0.0807041 0.12417 fraction of individuals that is juvenile
theta_pi - 0.990921 0.954054 0.88864 0.8234 0.830897 0.727859 frac of ind that is adult
L_bi cm 0.645243 0.746986 0.787703 0.89227 0.816275 0.91943 mean structural length of post-natals
L2_bi cm^2 0.422913 0.592648 0.729292 1.02687 0.821611 1.2452 mean squared structural length of post-natals
L3_bi cm^3 0.280234 0.488111 0.767028 1.38653 0.984477 2.18886 mean cubed structural length of post-natals
Ww_bi g 0.293228 0.517404 0.856588 1.54843 1.1553 2.56866 mean wet weight of post-natals
L_pi cm 0.646691 0.756685 0.814678 0.947429 0.861231 1.01619 mean structural length of adults
L2_pi cm^2 0.424354 0.603936 0.766452 1.11826 0.889254 1.43641 mean squared structural length of adults
L3_pi cm^3 0.281355 0.498685 0.811222 1.52191 1.07578 2.55476 mean cubed structural length of adults
Ww_pi g 0.294402 0.528613 0.905943 1.69962 1.26244 2.99805 mean wet weight of adults
R 1/d 2.06155e-05 0.000139698 0.000483389 0.000773252 0.000847604 0.00148535 mean reproduction rate of adults
J_X g/d 0.000265387 0.000481334 0.00115242 0.00162265 0.0019293 0.00292398 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 0.245226 0.0501979 0.315541 0.0704118 yield of living structure on food
Y_VX_d mol/mol 0.0303454 0.0599501 0.000651041 0.0970757 0.00022532 0.125547 yield of dead structure on food
Y_EX mol/mol 0 0 0.0286335 0.00586128 0.0547507 0.0122174 yield of living reserve on food
Y_EX_d mol/mol 0.00140709 0.00359782 7.60179e-05 0.0113349 3.90961e-05 0.0217841 yield of dead reserve on food
Y_CX mol/mol 0.794457 0.765046 0.569835 0.671694 0.481063 0.611115 yield of CO2 on food
Y_HX mol/mol 0.678509 0.653391 0.48667 0.573663 0.410854 0.521925 yield of H2O on food
Y_OX mol/mol -0.934024 -0.899446 -0.669942 -0.789694 -0.565575 -0.718473 yield of O2 on food
Y_NX mol/mol 0.0644154 0.0620308 0.0462029 0.0544616 0.0390051 0.0495498 yield of N-waste on food
mu_TX J/mol 448695 432978 328134 382761 279724 349775 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