Sardinella jussieui: Population traits

at T = 22 °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: 2025/07/01
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.411756 0.492405 0.746202 0.746202 1 1 scaled functional response
r 1/d 0 0 0.0128019 0.000579254 0.0196602 0.000912 spec pop growth rate
t2 d NaN NaN 54.1442 1196.62 35.2564 760.03 population doubling time
a_b d 9.74437 9.45492 8.82474 8.82474 8.42139 8.42139 age at birth
t_j d 71.1077 59.8596 41.326 41.326 32.6315 32.6315 time since birth at metam
t_p d 1923.9 937.123 470.098 470.098 336.944 336.944 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999998 0.526711 0.999999 0.418088 0.999999 0.347521 survival probability at metam
S_p - 0.999976 0.0172686 0.999992 0.0168425 0.999995 0.0166486 survival probability at puberty
theta_0b - 0.00295426 0.372558 0.106724 0.456967 0.15247 0.50726 frac of ind that is embryo
theta_bj - 0.00295924 0.27545 0.0954288 0.303837 0.129324 0.311268 frac of ind between b and j
theta_jp - 0.018635 0.296491 0.271576 0.207839 0.272005 0.156173 frac of ind between j and p
theta_pi - 0.975451 0.0555016 0.526271 0.0313572 0.446201 0.0252998 frac of ind that is adult
L_bi cm 1.60909 0.187964 0.487498 0.142485 0.418653 0.132859 mean structural length of post-natals
L2_bi cm^2 2.74534 0.198336 0.441109 0.130516 0.342875 0.11925 mean squared structural length of post-natals
L3_bi cm^3 4.77631 0.375519 0.541637 0.323547 0.400723 0.356853 mean cubed structural length of post-natals
Ww_bi g 5.63788 0.456524 0.718698 0.429314 0.576273 0.513184 mean wet weight of post-natals
L_pi cm 1.64189 1.23943 0.74284 1.06495 0.68712 0.998429 mean structural length of adults
L2_pi cm^2 2.8057 2.15728 0.736827 2.12567 0.636189 2.16991 mean squared structural length of adults
L3_pi cm^3 4.88198 4.23587 0.917467 5.58823 0.758761 6.93324 mean cubed structural length of adults
Ww_pi g 5.76261 5.14961 1.21739 7.41502 1.09116 9.97058 mean wet weight of adults
R 1/d 0 0 0 0.942701 0 2.51279 mean reproduction rate of adults
J_X g/d 0.0730143 0.00621336 0.0214363 0.00617362 0.0223596 0.00756202 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.323469 0.0303575 0.352345 0.0430374 yield of living structure on food
Y_VX_d mol/mol 0.0248726 0.0666869 7.03772e-05 0.0929607 2.76483e-05 0.108517 yield of dead structure on food
Y_EX mol/mol 0 0 0.105742 0.00992385 0.154357 0.018854 yield of living reserve on food
Y_EX_d mol/mol 0.00448661 0.0143853 2.30062e-05 0.0303888 1.21123e-05 0.0475396 yield of dead reserve on food
Y_CX mol/mol 0.861266 0.809553 0.461322 0.726994 0.383884 0.672677 yield of CO2 on food
Y_HX mol/mol 0.619633 0.582428 0.331895 0.523032 0.276183 0.483954 yield of H2O on food
Y_OX mol/mol -0.936627 -0.880389 -0.501687 -0.790606 -0.417473 -0.731536 yield of O2 on food
Y_NX mol/mol 0.12919 0.121433 0.0691982 0.109049 0.0575825 0.100902 yield of N-waste on food
mu_TX J/mol 457596 431245 252560 388669 211411 360206 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