Loxechinus albus: Population traits

at T = 11 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.362315 NaN 0.681158 NaN 1 1 scaled functional response
r 1/d 0 0 0.00618041 NaN 0.0100125 NaN spec pop growth rate
t2 d NaN NaN 112.152 NaN 69.228 NaN population doubling time
a_b d 5.42852 NaN 4.89458 NaN 4.58694 NaN age at birth
t_j d 139.234 NaN 76.2731 NaN 53.835 NaN time since birth at metam
t_p d 14686.7 NaN 2054.9 NaN 1281.18 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN survival probability at birth
S_j - 0.999999 NaN 1 NaN 1 NaN survival probability at metam
S_p - 0.999954 NaN 0.999986 NaN 0.999993 NaN survival probability at puberty
theta_0b - 0.000727819 NaN 0.0295868 NaN 0.0446058 NaN frac of ind that is embryo
theta_bj - 0.000733985 NaN 0.0289192 NaN 0.0428876 NaN frac of ind between b and j
theta_jp - 0.0180914 NaN 0.335871 NaN 0.355224 NaN frac of ind between j and p
theta_pi - 0.980447 NaN 0.605624 NaN 0.557283 NaN frac of ind that is adult
L_bi cm 1.93247 NaN 0.263571 NaN 0.22852 NaN mean structural length of post-natals
L2_bi cm^2 4.28122 NaN 0.163853 NaN 0.129723 NaN mean squared structural length of post-natals
L3_bi cm^3 9.96741 NaN 0.14637 NaN 0.108705 NaN mean cubed structural length of post-natals
Ww_bi g 10.5731 NaN 0.163093 NaN 0.126938 NaN mean wet weight of post-natals
L_pi cm 1.96902 NaN 0.406266 NaN 0.372943 NaN mean structural length of adults
L2_pi cm^2 4.3634 NaN 0.261932 NaN 0.221679 NaN mean squared structural length of adults
L3_pi cm^3 10.1588 NaN 0.234505 NaN 0.186328 NaN mean cubed structural length of adults
Ww_pi g 10.7762 NaN 0.261298 NaN 0.217581 NaN mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 NaN mean reproduction rate of adults
J_X g/d 0.026203 NaN 0.00188699 NaN 0.00219382 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.479404 NaN 0.496127 NaN yield of living structure on food
Y_VX_d mol/mol 0.0859638 NaN 0.000279452 NaN 0.000102305 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0547722 NaN 0.0832154 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00522412 NaN 3.19276e-05 NaN 1.71597e-05 NaN yield of dead reserve on food
Y_CX mol/mol 0.799437 NaN 0.356137 NaN 0.311163 NaN yield of CO2 on food
Y_HX mol/mol 0.580036 NaN 0.258398 NaN 0.225766 NaN yield of H2O on food
Y_OX mol/mol -0.869388 NaN -0.387299 NaN -0.33839 NaN yield of O2 on food
Y_NX mol/mol 0.119916 NaN 0.0534206 NaN 0.0466745 NaN yield of N-waste on food
mu_TX J/mol 426645 NaN 202516 NaN 178607 NaN 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