Phymaturus spurcus: Population traits

at T = 21 °C with background hazards for embryo, juv, adult: 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 std f_min f_max date: 2023/04/09
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.932547 0.932547 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000235727 0.000235727 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 2940.46 2940.46 NaN NaN population doubling time
a_b d 167.358 168.604 NaN NaN 165.334 166.554 NaN NaN age at birth
t_p d 3197.44 4253.25 NaN NaN 2401.69 2811.9 NaN NaN time since birth at puberty
S_b - 0.999914 0.999908 NaN NaN 0.999917 0.999911 NaN NaN survival probability at birth
S_p - 0.999464 0.999425 NaN NaN 0.999489 0.999451 NaN NaN survival probability at puberty
theta_0b - 0.0310945 0.0319371 NaN NaN 0.0550719 0.0559997 NaN NaN frac of ind that is embryo
theta_bp - 0.0311189 0.0319633 NaN NaN 0.0530037 0.0538828 NaN NaN fraction of individuals that is juvenile
theta_pi - 0.937787 0.9361 NaN NaN 0.891924 0.890117 NaN NaN frac of ind that is adult
L_bi cm 2.02885 1.95068 NaN NaN 1.97765 1.90778 NaN NaN mean structural length of post-natals
L2_bi cm^2 4.28523 3.95363 NaN NaN 4.15809 3.85675 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 9.30022 8.22667 NaN NaN 9.12601 8.12522 NaN NaN mean cubed structural length of post-natals
Ww_bi g 13.0677 11.4214 NaN NaN 13.0904 11.5088 NaN NaN mean wet weight of post-natals
L_pi cm 2.06463 1.98497 NaN NaN 2.03827 1.96557 NaN NaN mean structural length of adults
L2_pi cm^2 4.39735 4.05797 NaN NaN 4.35051 4.03506 NaN NaN mean squared structural length of adults
L3_pi cm^3 9.58007 8.47842 NaN NaN 9.61564 8.56419 NaN NaN mean cubed structural length of adults
Ww_pi g 13.4609 11.7709 NaN NaN 13.7927 12.1306 NaN NaN mean wet weight of adults
R 1/d 0 0 NaN NaN 0 0 NaN NaN mean reproduction rate of adults
J_X g/d 0.0508304 0.0449569 NaN NaN 0.0528898 0.0470274 NaN NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 NaN NaN 0.109375 0.109375 NaN NaN yield of faeces on food
Y_VX mol/mol 0 0 NaN NaN 0.0406742 0.0407281 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.0488659 0.049631 NaN NaN 0.030932 0.0316493 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.0176689 0.0169604 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.0197955 0.0192737 NaN NaN 0.0134369 0.0131797 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.667845 0.667648 NaN NaN 0.640179 0.640337 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.710085 0.709875 NaN NaN 0.680669 0.680837 NaN NaN yield of H2O on food
Y_OX mol/mol -0.84765 -0.847399 NaN NaN -0.812535 -0.812736 NaN NaN yield of O2 on food
Y_NX mol/mol 0.154118 0.154073 NaN NaN 0.147734 0.14777 NaN NaN yield of N-waste on food
mu_TX J/mol 429659 429565 NaN NaN 412379 412523 NaN NaN 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