Sphyraena obtusata: Population traits

at T = 28.4 °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: 2025/01/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.479093 0.479093 0.739547 0.739547 1 1 scaled functional response
r 1/d 0 0 0.00228653 0.000561633 0.00293907 0.00070657 spec pop growth rate
t2 d NaN NaN 303.143 1234.16 235.839 981.003 population doubling time
a_b d 60.8138 60.8138 58.3673 58.3673 57.0621 57.0621 age at birth
t_j d 29.416 29.416 24.5744 24.5744 22.3116 22.3116 time since birth at metam
t_p d 10080.5 10080.5 3322.73 3322.73 2561.09 2561.09 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 0.397203 0.999998 0.398425 0.999998 0.398981 survival probability at metam
S_p - 0.999996 0.225709 0.999996 0.197654 0.999997 0.183357 survival probability at puberty
theta_0b - 0.00476922 0.483856 0.12487 0.569758 0.154318 0.592614 frac of ind that is embryo
theta_bj - 0.00230899 0.152938 0.0478256 0.153487 0.0536816 0.147656 frac of ind between b and j
theta_jp - 0.00246455 0.074825 0.0615279 0.089087 0.0769038 0.0931865 frac of ind between j and p
theta_pi - 0.990457 0.288381 0.765777 0.187668 0.715096 0.166544 frac of ind that is adult
L_bi cm 1.73061 0.361315 0.417209 0.175122 0.377087 0.167251 mean structural length of post-natals
L2_bi cm^2 3.27458 0.436527 0.280735 0.0882579 0.233511 0.0788127 mean squared structural length of post-natals
L3_bi cm^3 6.42007 0.755136 0.255683 0.101259 0.20119 0.0900192 mean cubed structural length of post-natals
Ww_bi g 31.2982 3.68133 1.7851 0.706957 1.82848 0.818122 mean wet weight of post-natals
L_pi cm 1.73858 0.590935 0.465511 0.307936 0.431206 0.302923 mean structural length of adults
L2_pi cm^2 3.29034 0.777238 0.319901 0.195305 0.274915 0.184648 mean squared structural length of adults
L3_pi cm^3 6.45101 1.35124 0.292117 0.231593 0.237822 0.219546 mean cubed structural length of adults
Ww_pi g 31.449 6.58735 2.03947 1.61691 2.1614 1.9953 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0707098 0.00942242 0.00934709 0.00293194 0.0105076 0.00353747 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 0.0625466 0.0193968 0.0562748 0.0179803 yield of living structure on food
Y_VX_d mol/mol 0.0105472 0.0228063 4.75865e-05 0.0382562 2.28575e-05 0.0350734 yield of dead structure on food
Y_EX mol/mol 0 0 0.374134 0.116026 0.455168 0.14543 yield of living reserve on food
Y_EX_d mol/mol 0.0408709 0.0883755 0.000284647 0.228836 0.000184878 0.283684 yield of dead reserve on food
Y_CX mol/mol 0.839207 0.779443 0.453612 0.48811 0.378974 0.408457 yield of CO2 on food
Y_HX mol/mol 0.603763 0.560766 0.326349 0.351168 0.272651 0.293862 yield of H2O on food
Y_OX mol/mol -0.912638 -0.847644 -0.493303 -0.53082 -0.412134 -0.444197 yield of O2 on food
Y_NX mol/mol 0.125881 0.116916 0.0680418 0.0732165 0.0568461 0.0612685 yield of N-waste on food
mu_TX J/mol 444747 412490 235273 254000 193907 209960 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