Ariolimax columbianus: Population traits

at T = 18 °C with background hazards for embryo, larva, juv, adult: 0, 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 abj f_minf f_max date: 2024/11/08
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.48128 NaN 0.74064 NaN 1 1 scaled functional response
r 1/d 0 0 0.00508063 NaN 0.00762374 NaN spec pop growth rate
t2 d NaN NaN 136.429 NaN 90.9196 NaN population doubling time
a_b d 54.1244 NaN 51.5683 NaN 50.1493 NaN age at birth
t_j d 183.462 NaN 113.549 NaN 91.6348 NaN time since birth at metam
t_p d 674.658 NaN 299.945 NaN 225.685 NaN time since birth at puberty
S_b - 0.999757 NaN 0.999793 NaN 0.99981 NaN survival probability at birth
S_j - 0.998116 NaN 0.998692 NaN 0.998926 NaN survival probability at metam
S_p - 0.98791 NaN 0.996437 NaN 0.997842 NaN survival probability at puberty
theta_0b - 0.0626433 NaN 0.236875 NaN 0.32011 NaN frac of ind that is embryo
theta_bj - 0.0626202 NaN 0.18222 NaN 0.218338 NaN frac of ind between b and j
theta_jp - 0.148813 NaN 0.164067 NaN 0.126994 NaN frac of ind between j and p
theta_pi - 0.725924 NaN 0.416838 NaN 0.334558 NaN frac of ind that is adult
L_bi cm 0.941283 NaN 0.988925 NaN 1.024 NaN mean structural length of post-natals
L2_bi cm^2 0.963808 NaN 1.25921 NaN 1.46432 NaN mean squared structural length of post-natals
L3_bi cm^3 1.03035 NaN 1.84766 NaN 2.55183 NaN mean cubed structural length of post-natals
Ww_bi g 2.31877 NaN 5.40323 NaN 9.18206 NaN mean wet weight of post-natals
L_pi cm 1.07806 NaN 1.4065 NaN 1.56936 NaN mean structural length of adults
L2_pi cm^2 1.17554 NaN 2.09266 NaN 2.69971 NaN mean squared structural length of adults
L3_pi cm^3 1.2938 NaN 3.26222 NaN 5.02468 NaN mean cubed structural length of adults
Ww_pi g 2.91167 NaN 9.5399 NaN 18.08 NaN mean wet weight of adults
R 1/d 0.00374986 NaN 0.0149322 NaN 0.0221809 NaN mean reproduction rate of adults
J_X g/d 0.0788978 NaN 0.172439 NaN 0.279768 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.0544386 NaN 0.0695378 NaN yield of living structure on food
Y_VX_d mol/mol 0.0238062 NaN 0.00583471 NaN 0.00298262 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.104759 NaN 0.180675 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0297691 NaN 0.011228 NaN 0.00774953 NaN yield of dead reserve on food
Y_CX mol/mol 0.83705 NaN 0.714365 NaN 0.62968 NaN yield of CO2 on food
Y_HX mol/mol 0.604536 NaN 0.51593 NaN 0.454769 NaN yield of H2O on food
Y_OX mol/mol -0.910291 NaN -0.776872 NaN -0.684777 NaN yield of O2 on food
Y_NX mol/mol 0.125557 NaN 0.107155 NaN 0.0944519 NaN yield of N-waste on food
mu_TX J/mol 444224 NaN 378570 NaN 332606 NaN 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