Phenacobius mirabilis: Population traits

at T = 23 °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: 2025/05/22
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.235883 0.623159 0.81158 0.81158 1 1 scaled functional response
r 1/d 0 0 0.0241491 0.000266875 0.0298586 0.000460773 spec pop growth rate
t2 d NaN NaN 28.7028 2597.27 23.2143 1504.31 population doubling time
a_b d 9.4859 8.19351 7.922 7.922 7.7325 7.7325 age at birth
t_j d 26.7124 11.9764 10.1748 10.1748 9.08189 9.08189 time since birth at metam
t_p d 965.014 138.57 110.984 110.984 95.8331 95.8331 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999992 0.248973 0.999996 0.20296 0.999996 0.173437 survival probability at metam
S_p - 0.999968 0.131027 0.999995 0.12896 0.999996 0.127752 survival probability at puberty
theta_0b - 0.00758771 0.46898 0.174069 0.525234 0.206109 0.560164 frac of ind that is embryo
theta_bj - 0.0075953 0.253468 0.143826 0.262158 0.163683 0.263596 frac of ind between b and j
theta_jp - 0.0137929 0.0398062 0.0361213 0.0243005 0.0248885 0.014532 frac of ind between j and p
theta_pi - 0.971024 0.237746 0.645983 0.188308 0.60532 0.161708 frac of ind that is adult
L_bi cm 0.382219 0.327842 0.323385 0.307301 0.31072 0.290639 mean structural length of post-natals
L2_bi cm^2 0.151514 0.262317 0.15865 0.286687 0.150503 0.30151 mean squared structural length of post-natals
L3_bi cm^3 0.061003 0.267143 0.100245 0.368463 0.096561 0.462567 mean cubed structural length of post-natals
Ww_bi g 0.0796788 0.483201 0.205834 0.756572 0.221884 1.06292 mean wet weight of post-natals
L_pi cm 0.388793 0.636455 0.389532 0.656279 0.380708 0.656283 mean structural length of adults
L2_pi cm^2 0.154691 0.578198 0.200707 0.71324 0.194989 0.809233 mean squared structural length of adults
L3_pi cm^3 0.0623325 0.596037 0.127971 0.928176 0.126419 1.25724 mean cubed structural length of adults
Ww_pi g 0.0814152 1.0781 0.262766 1.90584 0.290494 2.88897 mean wet weight of adults
R 1/d 0.0011322 0.494288 0.119847 0.723352 0.121004 0.908891 mean reproduction rate of adults
J_X g/d 0.0031722 0.015125 0.0119952 0.0216414 0.0140597 0.0281322 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 0.201815 0.00454376 0.205067 0.00757632 yield of living structure on food
Y_VX_d mol/mol 0.0183798 0.0459147 8.10731e-05 0.047385 4.79378e-05 0.048312 yield of dead structure on food
Y_EX mol/mol 0 0 0.212576 0.00478603 0.266149 0.00983302 yield of living reserve on food
Y_EX_d mol/mol 0.00562687 0.0371346 8.53958e-05 0.0499115 6.22167e-05 0.0627023 yield of dead reserve on food
Y_CX mol/mol 0.866618 0.807576 0.476067 0.783999 0.419298 0.762201 yield of CO2 on food
Y_HX mol/mol 0.623484 0.581006 0.342504 0.564044 0.301662 0.548362 yield of H2O on food
Y_OX mol/mol -0.942447 -0.878239 -0.517723 -0.852599 -0.455986 -0.828894 yield of O2 on food
Y_NX mol/mol 0.129993 0.121136 0.0714101 0.1176 0.0628947 0.11433 yield of N-waste on food
mu_TX J/mol 460215 429119 254588 416452 223526 404661 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