Eumegistus illustris: Population traits

at T = 20.9 °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: 2025/05/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.208235 0.339783 0.669891 0.669891 1 1 scaled functional response
r 1/d 0 0 0.0062035 0.000242837 0.00849779 0.000337531 spec pop growth rate
t2 d NaN NaN 111.735 2854.38 81.5679 2053.58 population doubling time
a_b d 28.064 25.9094 23.4534 23.4534 22.312 22.312 age at birth
t_j d 108.001 71.7509 44.7118 44.7118 35.7575 35.7575 time since birth at metam
t_p d 5347.38 1802.4 912.764 912.764 691.925 691.925 time since birth at puberty
S_b - 0.999998 0.999998 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999987 0.361374 0.999993 0.226427 0.999994 0.170434 survival probability at metam
S_p - 0.999934 0.0596825 0.999987 0.0589158 0.999991 0.0586787 survival probability at puberty
theta_0b - 0.00486161 0.467317 0.135274 0.570825 0.172561 0.614771 frac of ind that is embryo
theta_bj - 0.00486959 0.293601 0.117106 0.29621 0.14292 0.286726 frac of ind between b and j
theta_jp - 0.01387 0.138699 0.0923853 0.0637873 0.0739153 0.0383686 frac of ind between j and p
theta_pi - 0.976399 0.100383 0.655235 0.0691779 0.610604 0.0601349 frac of ind that is adult
L_bi cm 1.22887 0.181897 0.418538 0.149257 0.393796 0.143449 mean structural length of post-natals
L2_bi cm^2 1.67312 0.191691 0.314679 0.167657 0.285102 0.172963 mean squared structural length of post-natals
L3_bi cm^3 2.37039 0.374607 0.332896 0.507435 0.297974 0.666467 mean cubed structural length of post-natals
Ww_bi g 2.96059 0.526803 0.599545 0.913889 0.654264 1.46337 mean wet weight of post-natals
L_pi cm 1.25089 0.676913 0.526546 0.577156 0.504999 0.556338 mean structural length of adults
L2_pi cm^2 1.70509 0.996666 0.413049 1.01525 0.383862 1.08213 mean squared structural length of adults
L3_pi cm^3 2.41587 1.98628 0.439122 3.14619 0.403559 4.26746 mean cubed structural length of adults
Ww_pi g 3.01739 2.79326 0.790858 5.66627 0.886099 9.37012 mean wet weight of adults
R 1/d 0 0 0 0.205519 0 0.51243 mean reproduction rate of adults
J_X g/d 0.0109267 0.00203866 0.0066703 0.0035251 0.00903088 0.00543721 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 0.309599 0.0349561 0.280384 0.0413729 yield of living structure on food
Y_VX_d mol/mol 0.0577542 0.120411 0.000216154 0.125488 9.58192e-05 0.120635 yield of dead structure on food
Y_EX mol/mol 0 0 0.247988 0.0279997 0.335259 0.04947 yield of living reserve on food
Y_EX_d mol/mol 0.0143801 0.0489209 0.000173139 0.100516 0.000114572 0.144245 yield of dead reserve on food
Y_CX mol/mol 0.818491 0.721293 0.332648 0.601665 0.274772 0.534902 yield of CO2 on food
Y_HX mol/mol 0.588859 0.51893 0.239322 0.432865 0.197683 0.384833 yield of H2O on food
Y_OX mol/mol -0.890109 -0.784406 -0.361755 -0.654311 -0.298814 -0.581706 yield of O2 on food
Y_NX mol/mol 0.122774 0.108194 0.0498973 0.0902498 0.0412158 0.0802354 yield of N-waste on food
mu_TX J/mol 435714 385388 181104 321594 147805 284953 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