Sardinella tawilis: Population traits

at T = 26 °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: 2025/05/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.566114 0.573973 0.786986 0.786986 1 1 scaled functional response
r 1/d 0 0 0.00828743 0.00195246 0.0125071 0.00295924 spec pop growth rate
t2 d NaN NaN 83.6384 355.013 55.4204 234.231 population doubling time
a_b d 7.6477 7.63012 7.24426 7.24426 6.97411 6.97411 age at birth
t_j d 6.15106 6.07885 4.68577 4.68577 3.89877 3.89877 time since birth at metam
t_p d 2212.53 1925.62 759.933 759.933 539.477 539.477 time since birth at puberty
S_b - 0.999999 0.999999 1 1 1 1 survival probability at birth
S_j - 0.999998 0.54443 0.999998 0.542562 0.999999 0.541538 survival probability at metam
S_p - 0.999997 0.492276 0.999998 0.439549 0.999998 0.401877 survival probability at puberty
theta_0b - 0.00280148 0.224005 0.0582101 0.322923 0.0834402 0.366528 frac of ind that is embryo
theta_bj - 0.00225721 0.133952 0.0358853 0.154757 0.0436277 0.151008 frac of ind between b and j
theta_jp - 0.000549211 0.0236178 0.0190135 0.0547442 0.0329436 0.0735411 frac of ind between j and p
theta_pi - 0.994392 0.618425 0.886891 0.467576 0.839989 0.408922 frac of ind that is adult
L_bi cm 1.00575 0.352426 0.359174 0.191704 0.316305 0.176971 mean structural length of post-natals
L2_bi cm^2 1.09 0.277134 0.192045 0.0885154 0.152755 0.0743492 mean squared structural length of post-natals
L3_bi cm^3 1.21802 0.2824 0.131739 0.0747542 0.0981428 0.0620315 mean cubed structural length of post-natals
Ww_bi g 1.65644 0.385461 0.19766 0.11216 0.160544 0.101472 mean wet weight of post-natals
L_pi cm 1.0084 0.425831 0.37724 0.248061 0.338849 0.237233 mean structural length of adults
L2_pi cm^2 1.09306 0.346685 0.20365 0.126212 0.166242 0.112668 mean squared structural length of adults
L3_pi cm^3 1.22146 0.354284 0.139875 0.108117 0.107058 0.0959222 mean cubed structural length of adults
Ww_pi g 1.66112 0.483578 0.209866 0.162217 0.175129 0.156912 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0209727 0.0054054 0.00514268 0.00236807 0.00520081 0.00252843 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 0.212298 0.0616342 0.236017 0.0726008 yield of living structure on food
Y_VX_d mol/mol 0.0298169 0.0664424 0.000325811 0.122097 0.000134076 0.138991 yield of dead structure on food
Y_EX mol/mol 0 0 0.10623 0.0308408 0.150065 0.0461613 yield of living reserve on food
Y_EX_d mol/mol 0.0107325 0.0242478 0.000163031 0.0610956 8.52483e-05 0.0883736 yield of dead reserve on food
Y_CX mol/mol 0.850076 0.799935 0.571608 0.614957 0.504323 0.544498 yield of CO2 on food
Y_HX mol/mol 0.611582 0.575509 0.41124 0.442427 0.362833 0.391736 yield of H2O on food
Y_OX mol/mol -0.924457 -0.869929 -0.621624 -0.668766 -0.548452 -0.592142 yield of O2 on food
Y_NX mol/mol 0.127511 0.11999 0.0857412 0.0922436 0.0756485 0.0816748 yield of N-waste on food
mu_TX J/mol 451689 425942 307672 330069 271842 292710 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