Tylos capensis: Population traits

at T = 27 °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: 2025/05/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.345066 0.345066 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00430666 0.00430666 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 160.948 160.948 NaN NaN population doubling time
a_b d 17.5055 17.2944 NaN NaN 14.6212 14.4413 NaN NaN age at birth
t_p d 601.451 512.019 NaN NaN 129.608 120.135 NaN NaN time since birth at puberty
S_b - 0.999994 0.999995 NaN NaN 0.999996 0.999997 NaN NaN survival probability at birth
S_p - 0.999962 0.999966 NaN NaN 0.999979 0.999981 NaN NaN survival probability at puberty
theta_0b - 0.00806295 0.00773219 NaN NaN 0.0611933 0.0604466 NaN NaN frac of ind that is embryo
theta_bp - 0.00809145 0.00775775 NaN NaN 0.0575407 0.0568788 NaN NaN fraction of individuals that is juvenile
theta_pi - 0.983846 0.98451 NaN NaN 0.881266 0.882675 NaN NaN frac of ind that is adult
L_bi cm 0.303823 0.326261 NaN NaN 0.389296 0.410321 NaN NaN mean structural length of post-natals
L2_bi cm^2 0.0960485 0.111029 NaN NaN 0.191525 0.214991 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 0.0311448 0.0387853 NaN NaN 0.11112 0.133418 NaN NaN mean cubed structural length of post-natals
Ww_bi g 0.0334354 0.0418541 NaN NaN 0.134805 0.164011 NaN NaN mean wet weight of post-natals
L_pi cm 0.305329 0.327877 NaN NaN 0.406305 0.428414 NaN NaN mean structural length of adults
L2_pi cm^2 0.0967185 0.111788 NaN NaN 0.202944 0.22776 NaN NaN mean squared structural length of adults
L3_pi cm^3 0.0313865 0.0390769 NaN NaN 0.118235 0.141874 NaN NaN mean cubed structural length of adults
Ww_pi g 0.0336948 0.0421688 NaN NaN 0.143436 0.174406 NaN NaN mean wet weight of adults
R 1/d 0.000900487 0.00140721 NaN NaN 0.00981318 0.0118759 NaN NaN mean reproduction rate of adults
J_X g/d 0.000339137 0.000421759 NaN NaN 0.00195978 0.00236671 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 0.24419 0.242778 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.0579669 0.0564722 NaN NaN 0.00339403 0.00314616 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.0520464 0.0556694 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.00426329 0.00446831 NaN NaN 0.0007234 0.000721419 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.828395 0.829684 NaN NaN 0.590271 0.58831 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.597365 0.598295 NaN NaN 0.425651 0.424237 NaN NaN yield of H2O on food
Y_OX mol/mol -0.900879 -0.902282 NaN NaN -0.64192 -0.639787 NaN NaN yield of O2 on food
Y_NX mol/mol 0.124259 0.124453 NaN NaN 0.0885407 0.0882465 NaN NaN yield of N-waste on food
mu_TX J/mol 441172 441806 NaN NaN 319685 318523 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