Illex coindetii: Population traits

at T = 21 °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: 2025/03/21
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - NaN NaN NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00440531 0.00440531 0.00110911 0.00110911 spec pop growth rate
t2 d NaN NaN NaN NaN 157.344 157.344 624.958 624.958 population doubling time
a_b d NaN NaN NaN NaN 9.47219 9.50028 9.47219 9.50028 age at birth
t_j d NaN NaN NaN NaN 32.6739 33.11 32.6739 33.11 time since birth at metam
t_p d NaN NaN NaN NaN 170.441 597.442 170.441 597.442 time since birth at puberty
S_b - NaN NaN NaN NaN 1 1 1 1 survival probability at birth
S_j - NaN NaN NaN NaN 1 1 0.15783 0.160866 survival probability at metam
S_p - NaN NaN NaN NaN 1 1 0.00171474 0.00171556 survival probability at puberty
theta_0b - NaN NaN NaN NaN 0.0572603 0.0579338 0.650282 0.647943 frac of ind that is embryo
theta_bj - NaN NaN NaN NaN 0.0549591 0.0555986 0.294191 0.295109 frac of ind between b and j
theta_jp - NaN NaN NaN NaN 0.125317 0.128502 0.0538748 0.0552882 frac of ind between j and p
theta_pi - NaN NaN NaN NaN 0.762463 0.757966 0.0016517 0.00165988 frac of ind that is adult
L_bi cm NaN NaN NaN NaN 2.5304 2.4541 0.0877985 0.0877177 mean structural length of post-natals
L2_bi cm^2 NaN NaN NaN NaN 9.92133 9.33615 0.0226471 0.0221501 mean squared structural length of post-natals
L3_bi cm^3 NaN NaN NaN NaN 45.0062 41.0752 0.0515691 0.0484 mean cubed structural length of post-natals
Ww_bi g NaN NaN NaN NaN 133.751 119.879 0.153255 0.141256 mean wet weight of post-natals
L_pi cm NaN NaN NaN NaN 3.08438 3.00468 1.3406 1.32733 mean structural length of adults
L2_pi cm^2 NaN NaN NaN NaN 12.2558 11.5922 3.09529 2.99559 mean squared structural length of adults
L3_pi cm^3 NaN NaN NaN NaN 55.644 51.0483 10.6931 10.0395 mean cubed structural length of adults
Ww_pi g NaN NaN NaN NaN 165.365 148.986 31.7782 29.3005 mean wet weight of adults
R 1/d NaN NaN NaN NaN 1020.54 0 113.744 0 mean reproduction rate of adults
J_X g/d NaN NaN NaN NaN 4.36786 3.99835 0.00745231 0.00703729 mean ingestion rate of wet food by post-natals
Y_PX mol/mol NaN NaN NaN NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol NaN NaN NaN NaN 0.0453921 0.0452559 0.00767491 0.00762807 yield of living structure on food
Y_VX_d mol/mol NaN NaN NaN NaN 0.106278 0.108861 0.163063 0.16634 yield of dead structure on food
Y_EX mol/mol NaN NaN NaN NaN 0.0895061 0.0868244 0.0151337 0.0146346 yield of living reserve on food
Y_EX_d mol/mol NaN NaN NaN NaN 0.209563 0.208852 0.321534 0.319127 yield of dead reserve on food
Y_CX mol/mol NaN NaN NaN NaN 0.439886 0.440831 0.38322 0.382895 yield of CO2 on food
Y_HX mol/mol NaN NaN NaN NaN 0.316229 0.316908 0.275493 0.275259 yield of H2O on food
Y_OX mol/mol NaN NaN NaN NaN -0.478376 -0.479404 -0.416752 -0.416398 yield of O2 on food
Y_NX mol/mol NaN NaN NaN NaN 0.0659829 0.0661246 0.057483 0.0574342 yield of N-waste on food
mu_TX J/mol NaN NaN NaN NaN 232177 232819 201964 201947 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