Polysteganus undulosus: Population traits

at T = 17.5 °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: 2025/05/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.284376 0.284376 0.642188 0.642188 1 1 scaled functional response
r 1/d 0 0 0.0054941 0.00137117 0.00689836 0.00163924 spec pop growth rate
t2 d NaN NaN 126.162 505.514 100.48 422.845 population doubling time
a_b d 8.59136 8.59136 7.89332 7.89332 7.64058 7.64058 age at birth
t_j d 0.0819256 0.0819256 0.0567106 0.0567106 0.0495654 0.0495654 time since birth at metam
t_p d 7443.74 7443.74 2028.72 2028.72 1598.78 1598.78 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.98459 1 0.984573 1 0.984569 survival probability at metam
S_p - 1 0.416995 1 0.334638 1 0.306172 survival probability at puberty
theta_0b - 0.00102518 0.342232 0.042197 0.433285 0.0510606 0.46008 frac of ind that is embryo
theta_bj - 9.82814e-06 0.00325556 0.000298403 0.00309113 0.000324422 0.00296051 frac of ind between b and j
theta_jp - 0.00102083 0.218295 0.0403538 0.245947 0.0483988 0.249574 frac of ind between j and p
theta_pi - 0.997944 0.436217 0.917151 0.317677 0.900216 0.287386 frac of ind that is adult
L_bi cm 4.12148 0.330479 0.671848 0.158928 0.628589 0.156316 mean structural length of post-natals
L2_bi cm^2 18.9529 0.799605 0.811577 0.111505 0.720983 0.10738 mean squared structural length of post-natals
L3_bi cm^3 90.9844 3.29355 1.39931 0.248014 1.20195 0.245805 mean cubed structural length of post-natals
Ww_bi g 197.108 7.13513 5.08509 0.901283 6.13188 1.254 mean wet weight of post-natals
L_pi cm 4.12569 0.473364 0.699225 0.243005 0.659595 0.247346 mean structural length of adults
L2_pi cm^2 18.9725 1.20447 0.847416 0.196772 0.759832 0.199223 mean squared structural length of adults
L3_pi cm^3 91.0784 4.96625 1.46133 0.442325 1.267 0.461661 mean cubed structural length of adults
Ww_pi g 197.312 10.7589 5.31046 1.60741 6.46371 2.35521 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.490876 0.0207096 0.0474677 0.00652173 0.0656646 0.00977979 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 0.161962 0.0521442 0.12627 0.0412008 yield of living structure on food
Y_VX_d mol/mol 0.0351224 0.0717856 5.74291e-05 0.103152 2.65719e-05 0.0813208 yield of dead structure on food
Y_EX mol/mol 0 0 0.426607 0.137348 0.51791 0.168989 yield of living reserve on food
Y_EX_d mol/mol 0.0409666 0.0837304 0.000151268 0.271701 0.000108987 0.333545 yield of dead reserve on food
Y_CX mol/mol 0.814536 0.735109 0.301847 0.32628 0.246309 0.265569 yield of CO2 on food
Y_HX mol/mol 0.586013 0.52887 0.217162 0.234741 0.177206 0.191062 yield of H2O on food
Y_OX mol/mol -0.885808 -0.799431 -0.328258 -0.35483 -0.267861 -0.288807 yield of O2 on food
Y_NX mol/mol 0.12218 0.110266 0.045277 0.0489421 0.0369463 0.0398354 yield of N-waste on food
mu_TX J/mol 432407 390555 156773 169875 124441 134845 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