Sphyraena viridensis: Population traits

at T = 18.3 °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: 2025/01/22
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.393278 0.402545 0.701272 0.701272 1 1 scaled functional response
r 1/d 0 0 0.00390941 0.000851606 0.00482927 0.0010253 spec pop growth rate
t2 d NaN NaN 177.302 813.93 143.531 676.046 population doubling time
a_b d 23.4744 23.4211 22.3762 22.3762 21.898 21.898 age at birth
t_j d 12.2613 12.1415 9.98793 9.98793 9.12762 9.12762 time since birth at metam
t_p d 7266.27 6150.9 2420.58 2420.58 1948.78 1948.78 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999998 0.355974 0.999998 0.355296 0.999998 0.355037 survival probability at metam
S_p - 0.999996 0.204638 0.999997 0.174512 0.999997 0.161635 survival probability at puberty
theta_0b - 0.003744 0.523639 0.0836623 0.587948 0.10023 0.607238 frac of ind that is embryo
theta_bj - 0.00195866 0.16952 0.0351026 0.161653 0.0388082 0.155531 frac of ind between b and j
theta_jp - 0.00179122 0.0681528 0.0416765 0.0793465 0.0515036 0.0827459 frac of ind between j and p
theta_pi - 0.992506 0.238688 0.839559 0.171052 0.809458 0.154485 frac of ind that is adult
L_bi cm 3.1802 0.367733 0.720669 0.207929 0.664607 0.201222 mean structural length of post-natals
L2_bi cm^2 11.4266 0.706719 0.893545 0.175927 0.77565 0.162804 mean squared structural length of post-natals
L3_bi cm^3 43.132 2.29042 1.53601 0.410576 1.28645 0.390717 mean cubed structural length of post-natals
Ww_bi g 150.068 8.10279 8.32655 2.22568 9.39638 2.85384 mean wet weight of post-natals
L_pi cm 3.19191 0.659069 0.778719 0.391685 0.728936 0.390224 mean structural length of adults
L2_pi cm^2 11.4698 1.40462 0.974558 0.414959 0.861286 0.403894 mean squared structural length of adults
L3_pi cm^3 43.295 4.57064 1.67642 0.988298 1.4299 0.99249 mean cubed structural length of adults
Ww_pi g 150.635 16.1695 9.08767 5.35745 10.4441 7.24924 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.444545 0.0281327 0.0620269 0.0121922 0.0767971 0.0160904 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 0.0968111 0.028678 0.0808966 0.0248969 yield of living structure on food
Y_VX_d mol/mol 0.0259001 0.0503907 0.000162374 0.0595386 8.06187e-05 0.050606 yield of dead structure on food
Y_EX mol/mol 0 0 0.427991 0.126782 0.50998 0.156952 yield of living reserve on food
Y_EX_d mol/mol 0.0642132 0.127876 0.000717838 0.263213 0.000508228 0.319025 yield of dead reserve on food
Y_CX mol/mol 0.800512 0.712359 0.364943 0.412413 0.299159 0.339145 yield of CO2 on food
Y_HX mol/mol 0.575924 0.512503 0.262556 0.296708 0.215228 0.243996 yield of H2O on food
Y_OX mol/mol -0.870556 -0.77469 -0.396875 -0.448499 -0.325336 -0.36882 yield of O2 on food
Y_NX mol/mol 0.120077 0.106854 0.0547414 0.0618619 0.0448739 0.0508717 yield of N-waste on food
mu_TX J/mol 424233 376973 188223 213894 151243 172961 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