Spratelloides gracilis: Population traits

at T = 25 °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: 2023/03/16
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.24194 NaN 0.62097 NaN 1 1 scaled functional response
r 1/d 0 0 0.0454393 NaN 0.0692489 NaN spec pop growth rate
t2 d NaN NaN 15.2544 NaN 10.0095 NaN population doubling time
a_b d 3.5775 NaN 3.07182 NaN 2.86946 NaN age at birth
t_j d 18.5013 NaN 7.99419 NaN 5.7496 NaN time since birth at metam
t_p d 335.489 NaN 79.5133 NaN 52.9364 NaN time since birth at puberty
S_b - 0.999967 NaN 0.999978 NaN 0.999982 NaN survival probability at birth
S_j - 0.999808 NaN 0.99989 NaN 0.999915 NaN survival probability at metam
S_p - 0.998303 NaN 0.999682 NaN 0.999827 NaN survival probability at puberty
theta_0b - 0.014178 NaN 0.130554 NaN 0.18029 NaN frac of ind that is embryo
theta_bj - 0.0141972 NaN 0.11364 NaN 0.147894 NaN frac of ind between b and j
theta_jp - 0.0591789 NaN 0.152026 NaN 0.12164 NaN frac of ind between j and p
theta_pi - 0.912446 NaN 0.60378 NaN 0.550176 NaN frac of ind that is adult
L_bi cm 0.265953 NaN 0.189313 NaN 0.187162 NaN mean structural length of post-natals
L2_bi cm^2 0.0803586 NaN 0.0583256 NaN 0.0604854 NaN mean squared structural length of post-natals
L3_bi cm^3 0.0256173 NaN 0.0235425 NaN 0.0269604 NaN mean cubed structural length of post-natals
Ww_bi g 0.0305761 NaN 0.035239 NaN 0.0485311 NaN mean wet weight of post-natals
L_pi cm 0.283339 NaN 0.25077 NaN 0.254454 NaN mean structural length of adults
L2_pi cm^2 0.0866077 NaN 0.0828194 NaN 0.0888048 NaN mean squared structural length of adults
L3_pi cm^3 0.0276653 NaN 0.0338342 NaN 0.0400928 NaN mean cubed structural length of adults
Ww_pi g 0.0330205 NaN 0.0506439 NaN 0.0721704 NaN mean wet weight of adults
R 1/d 0.0812491 NaN 0.432173 NaN 0.651011 NaN mean reproduction rate of adults
J_X g/d 0.0020377 NaN 0.00392463 NaN 0.00660198 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 0.272574 NaN 0.282791 NaN yield of living structure on food
Y_VX_d mol/mol 0.0851088 NaN 0.0039124 NaN 0.00148786 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.135423 NaN 0.226257 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0164747 NaN 0.00194379 NaN 0.00119041 NaN yield of dead reserve on food
Y_CX mol/mol 0.789041 NaN 0.476772 NaN 0.378899 NaN yield of CO2 on food
Y_HX mol/mol 0.567671 NaN 0.343011 NaN 0.272597 NaN yield of H2O on food
Y_OX mol/mol -0.858083 NaN -0.51849 NaN -0.412053 NaN yield of O2 on food
Y_NX mol/mol 0.118356 NaN 0.0715158 NaN 0.0568349 NaN yield of N-waste on food
mu_TX J/mol 420884 NaN 258705 NaN 205265 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