Neodraco skottsbergi: Population traits

at T = -1 °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_min f_max date: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.643199 NaN 0.805347 0.805347 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000883022 0.000883022 0.000145017 0.000145017 spec pop growth rate
t2 d NaN NaN NaN NaN 784.971 784.971 4779.78 4779.78 population doubling time
a_b d 231.621 NaN 225.556 NaN 220.412 220.422 220.412 220.422 age at birth
t_j d 6.27806 NaN 5.55938 NaN 5.01243 5.01345 5.01243 5.01345 time since birth at metam
t_p d 9819.29 NaN 5853.97 NaN 4409.53 4411.7 4409.53 4411.7 time since birth at puberty
S_b - 0.999888 NaN 0.999896 NaN 0.999902 0.999902 0.999902 0.999902 survival probability at birth
S_j - 0.99988 NaN 0.960097 NaN 0.999897 0.999897 0.959388 0.959389 survival probability at metam
S_p - 0.999404 NaN 0.41824 NaN 0.999513 0.999513 0.387937 0.387996 survival probability at puberty
theta_0b - 0.0327384 NaN 0.311634 NaN 0.179174 0.179183 0.384354 0.384303 frac of ind that is embryo
theta_bj - 0.000887678 NaN 0.0075293 NaN 0.00368362 0.00368436 0.00842531 0.00842552 frac of ind between b and j
theta_jp - 0.0318554 NaN 0.191639 NaN 0.14381 0.143815 0.221314 0.2213 frac of ind between j and p
theta_pi - 0.934518 NaN 0.489198 NaN 0.673332 0.673318 0.385907 0.385971 frac of ind that is adult
L_bi cm 0.732655 NaN 0.508139 NaN 0.528613 0.528494 0.45439 0.454338 mean structural length of post-natals
L2_bi cm^2 0.587278 NaN 0.364377 NaN 0.35622 0.356036 0.31137 0.311252 mean squared structural length of post-natals
L3_bi cm^3 0.494601 NaN 0.320789 NaN 0.286048 0.285807 0.285229 0.285017 mean cubed structural length of post-natals
Ww_bi g 1.21215 NaN 0.9035 NaN 0.931241 0.930163 0.928574 0.927592 mean wet weight of post-natals
L_pi cm 0.751324 NaN 0.633877 NaN 0.598602 0.598464 0.604073 0.603961 mean structural length of adults
L2_pi cm^2 0.606439 NaN 0.496305 NaN 0.424503 0.424285 0.471766 0.471543 mean squared structural length of adults
L3_pi cm^3 0.511641 NaN 0.448018 NaN 0.346598 0.346308 0.449778 0.449404 mean cubed structural length of adults
Ww_pi g 1.25391 NaN 1.26184 NaN 1.12836 1.12707 1.46427 1.46259 mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00288559 NaN 0.00224245 NaN 0.00272281 0.00272017 0.00237998 0.002378 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.0927671 0.0927787 0.0173795 0.0173811 yield of living structure on food
Y_VX_d mol/mol 0.0409117 NaN 0.0710819 NaN 0.00504176 0.00504435 0.0696966 0.0697091 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.20924 0.209171 0.0392001 0.0391859 yield of living reserve on food
Y_EX_d mol/mol 0.0593531 NaN 0.12912 NaN 0.0113719 0.0113726 0.157203 0.15716 yield of dead reserve on food
Y_CX mol/mol 0.79036 NaN 0.690424 NaN 0.572204 0.572258 0.607145 0.607189 yield of CO2 on food
Y_HX mol/mol 0.56862 NaN 0.496721 NaN 0.411669 0.411708 0.436807 0.436839 yield of H2O on food
Y_OX mol/mol -0.859517 NaN -0.750836 NaN -0.622272 -0.622331 -0.66027 -0.660318 yield of O2 on food
Y_NX mol/mol 0.118554 NaN 0.103564 NaN 0.0858307 0.0858387 0.0910718 0.0910783 yield of N-waste on food
mu_TX J/mol 419400 NaN 365943 NaN 302259 302289 320940 320965 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