Palaemon elegans: 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: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.523716 NaN 0.761858 NaN 1 1 scaled functional response
r 1/d 0 0 0.0083175 NaN 0.0148258 NaN spec pop growth rate
t2 d NaN NaN 83.336 NaN 46.7529 NaN population doubling time
a_b d 10.7767 NaN 10.1218 NaN 9.68124 NaN age at birth
t_j d 71.3921 NaN 48.9982 NaN 38.3268 NaN time since birth at metam
t_p d 791.128 NaN 387.52 NaN 273.089 NaN time since birth at puberty
S_b - 0.999913 NaN 0.999927 NaN 0.999935 NaN survival probability at birth
S_j - 0.999492 NaN 0.999593 NaN 0.999655 NaN survival probability at metam
S_p - 0.993606 NaN 0.997084 NaN 0.998224 NaN survival probability at puberty
theta_0b - 0.0186503 NaN 0.0832053 NaN 0.134617 NaN frac of ind that is embryo
theta_bj - 0.018673 NaN 0.0765533 NaN 0.116698 NaN frac of ind between b and j
theta_jp - 0.104725 NaN 0.240489 NaN 0.261423 NaN frac of ind between j and p
theta_pi - 0.857951 NaN 0.599752 NaN 0.487263 NaN frac of ind that is adult
L_bi cm 0.354616 NaN 0.25234 NaN 0.214964 NaN mean structural length of post-natals
L2_bi cm^2 0.149358 NaN 0.0973807 NaN 0.0772282 NaN mean squared structural length of post-natals
L3_bi cm^3 0.0675138 NaN 0.0461441 NaN 0.0366369 NaN mean cubed structural length of post-natals
Ww_bi g 0.0798105 NaN 0.0583703 NaN 0.0493784 NaN mean wet weight of post-natals
L_pi cm 0.395059 NaN 0.347835 NaN 0.326608 NaN mean structural length of adults
L2_pi cm^2 0.169985 NaN 0.14584 NaN 0.132789 NaN mean squared structural length of adults
L3_pi cm^3 0.077149 NaN 0.0702735 NaN 0.0646868 NaN mean cubed structural length of adults
Ww_pi g 0.0912006 NaN 0.0888929 NaN 0.0871833 NaN mean wet weight of adults
R 1/d 0 NaN 0.0314525 NaN 0.0622865 NaN mean reproduction rate of adults
J_X g/d 0.00191293 NaN 0.00184229 NaN 0.00192893 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 0.20833 NaN 0.281592 NaN yield of living structure on food
Y_VX_d mol/mol 0.116589 NaN 0.0267112 NaN 0.0104409 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0551984 NaN 0.097931 NaN yield of living reserve on food
Y_EX_d mol/mol 0.021235 NaN 0.0070773 NaN 0.00363112 NaN yield of dead reserve on food
Y_CX mol/mol 0.752801 NaN 0.593308 NaN 0.49703 NaN yield of CO2 on food
Y_HX mol/mol 0.542853 NaN 0.427841 NaN 0.358414 NaN yield of H2O on food
Y_OX mol/mol -0.818671 NaN -0.645222 NaN -0.540521 NaN yield of O2 on food
Y_NX mol/mol 0.11292 NaN 0.0889962 NaN 0.0745546 NaN yield of N-waste on food
mu_TX J/mol 402526 NaN 320728 NaN 270625 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