Eira barbara: Population traits

at T = 38.4 °C with background hazards for embryo, baby, 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 stx f_min f_max date: 2023/04/12
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.987168 0.987168 0.991512 0.991512 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00187207 0.00187207 0.000253995 0.000253995 spec pop growth rate
t2 d NaN NaN NaN NaN 370.257 370.257 2728.98 2728.98 population doubling time
a_b d 17.6752 17.6752 17.6752 17.6752 17.6752 17.6752 17.6752 17.6752 age at birth
t_x d 963.893 161.836 671.266 160.937 554.815 159.229 554.815 159.229 time since birth at weaning
t_p d 82.334 77.7996 82.0408 77.5487 81.4795 77.068 81.4795 77.068 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_x - 1 1 0.445487 0.431429 1 1 0.443793 0.429855 survival probability at weaning
S_p - 1 1 0.0641571 0.077546 1 1 0.0632843 0.0770811 survival probability at puberty
theta_0b - 0.00203426 0.00190868 0.0286125 0.0280333 0.032548 0.032548 0.0673627 0.0748861 frac of ind that is embryo
theta_bx - 0.00203425 0.00190866 0.0188624 0.0181901 0.0314884 0.0314884 0.0441391 0.048302 fraction of individuals that is baby
theta_xp - 0.1089 0.0155673 0.0936101 0.0344188 0.593552 0.217886 0.178997 0.0889074 fraction of individuals that is juvenile
theta_pi - 0.887031 0.980615 0.858915 0.919358 0.342411 0.718078 0.709502 0.787905 frac of ind that is adult
L_bi cm 10.2526 11.0284 10.0702 10.8389 9.27511 9.88618 9.70847 10.3412 mean structural length of post-natals
L2_bi cm^2 105.436 122.009 103.046 119.423 89.6761 102.307 97.9838 111.916 mean squared structural length of post-natals
L3_bi cm^3 1085.95 1351.91 1061.38 1324.2 886.928 1084.95 1005.32 1233.8 mean cubed structural length of post-natals
Ww_bi g 4735.25 6239.28 4643.81 6132.47 3906.18 5058.21 4427.61 5752.14 mean wet weight of post-natals
L_pi cm 10.3373 11.102 10.3827 11.1499 10.468 10.978 10.471 11.2058 mean structural length of adults
L2_pi cm^2 106.86 123.269 107.801 124.339 109.578 120.715 109.642 125.623 mean squared structural length of adults
L3_pi cm^3 1104.65 1368.86 1119.27 1386.74 1147.06 1329.42 1148.07 1408.84 mean cubed structural length of adults
Ww_pi g 4816.81 6317.48 4897.11 6422.09 5051.85 6197.95 5056.28 6568.24 mean wet weight of adults
R 1/d 0.000134701 0.10709 0.00191684 0.108863 0.00528845 0.102458 0.00539943 0.110931 mean reproduction rate of adults
J_X g/d 827.884 1030.62 812.678 1013.21 713.29 875.429 779.37 957.653 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.00232779 0.00232013 0.000327632 0.000327235 yield of living structure on food
Y_VX_d mol/mol 0.000153879 0.000144377 0.000366724 0.000314276 6.52061e-10 2.25811e-10 0.000597322 0.000591893 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.00792419 0.00849665 0.00111531 0.00119838 yield of living reserve on food
Y_EX_d mol/mol 0.000517107 0.000521946 0.00123779 0.00114116 2.21972e-09 8.26954e-10 0.00203338 0.0021676 yield of dead reserve on food
Y_CX mol/mol 0.823207 0.823212 0.822344 0.822482 0.814345 0.813823 0.82006 0.819864 yield of CO2 on food
Y_HX mol/mol 0.702075 0.702079 0.701338 0.701456 0.694516 0.694071 0.699391 0.699224 yield of H2O on food
Y_OX mol/mol -0.967825 -0.96783 -0.96681 -0.966972 -0.957406 -0.956791 -0.964125 -0.963895 yield of O2 on food
Y_NX mol/mol 0.0667466 0.0667469 0.0666765 0.0666877 0.066028 0.0659856 0.0664914 0.0664755 yield of N-waste on food
mu_TX J/mol 463996 463998 463501 463579 458922 458617 462194 462079 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