Palaemonetes varians: Population traits

at T = 20 °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 - 0.263306 NaN 0.631653 NaN 1 1 scaled functional response
r 1/d 0 0 0.0164234 NaN 0.0263583 NaN spec pop growth rate
t2 d NaN NaN 42.2049 NaN 26.2971 NaN population doubling time
a_b d 10.1462 NaN 8.87775 NaN 8.36642 NaN age at birth
t_j d 56.7105 NaN 21.1091 NaN 15.1621 NaN time since birth at metam
t_p d 226.154 NaN 59.3734 NaN 40.8549 NaN time since birth at puberty
S_b - 0.999982 NaN 0.999987 NaN 0.999989 NaN survival probability at birth
S_j - 0.999874 NaN 0.999932 NaN 0.999948 NaN survival probability at metam
S_p - 0.998142 NaN 0.99981 NaN 0.999902 NaN survival probability at puberty
theta_0b - 0.0206636 NaN 0.136229 NaN 0.198034 NaN frac of ind that is embryo
theta_bj - 0.0206828 NaN 0.117802 NaN 0.158893 NaN frac of ind between b and j
theta_jp - 0.094845 NaN 0.136568 NaN 0.105608 NaN frac of ind between j and p
theta_pi - 0.863809 NaN 0.609401 NaN 0.537466 NaN frac of ind that is adult
L_bi cm 0.161338 NaN 0.232194 NaN 0.249875 NaN mean structural length of post-natals
L2_bi cm^2 0.0273725 NaN 0.0718368 NaN 0.0922183 NaN mean squared structural length of post-natals
L3_bi cm^3 0.00476224 NaN 0.0257535 NaN 0.0421522 NaN mean cubed structural length of post-natals
Ww_bi g 0.00618005 NaN 0.0441468 NaN 0.0898135 NaN mean wet weight of post-natals
L_pi cm 0.173116 NaN 0.296114 NaN 0.333261 NaN mean structural length of adults
L2_pi cm^2 0.0302816 NaN 0.099036 NaN 0.134188 NaN mean squared structural length of adults
L3_pi cm^3 0.00533901 NaN 0.0362533 NaN 0.0625827 NaN mean cubed structural length of adults
Ww_pi g 0.00692853 NaN 0.0621457 NaN 0.133345 NaN mean wet weight of adults
R 1/d 0.0067461 NaN 0.0560069 NaN 0.0906931 NaN mean reproduction rate of adults
J_X g/d 0.000492817 NaN 0.00357847 NaN 0.00746613 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 0.118196 NaN 0.148814 NaN yield of living structure on food
Y_VX_d mol/mol 0.0257871 NaN 0.00204496 NaN 0.000744136 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0844162 NaN 0.168263 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0076773 NaN 0.00146052 NaN 0.000841391 NaN yield of dead reserve on food
Y_CX mol/mol 0.857161 NaN 0.684508 NaN 0.571963 NaN yield of CO2 on food
Y_HX mol/mol 0.618108 NaN 0.493606 NaN 0.412449 NaN yield of H2O on food
Y_OX mol/mol -0.932162 NaN -0.744402 NaN -0.62201 NaN yield of O2 on food
Y_NX mol/mol 0.128574 NaN 0.102676 NaN 0.0857945 NaN yield of N-waste on food
mu_TX J/mol 455384 NaN 365147 NaN 304714 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