Siganus guttatus: Population traits

at T = 28.7 °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: 2025/03/01
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.507917 0.554913 0.777457 0.777457 1 1 scaled functional response
r 1/d 0 0 0.0235622 0.00104777 0.0328236 0.00151624 spec pop growth rate
t2 d NaN NaN 29.4177 661.548 21.1173 457.147 population doubling time
a_b d 2.60966 2.57404 2.44837 2.44837 2.36533 2.36533 age at birth
t_j d 10.8761 10.1793 8.04403 8.04403 6.87232 6.87232 time since birth at metam
t_p d 1179.9 728.933 375.939 375.939 281.175 281.175 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.325949 1 0.259 1 0.21684 survival probability at metam
S_p - 0.999999 0.0118771 1 0.0118145 1 0.0117813 survival probability at puberty
theta_0b - 0.0010446 0.519167 0.0559831 0.568672 0.0746116 0.599331 frac of ind that is embryo
theta_bj - 0.0010463 0.312663 0.0529191 0.311661 0.0691283 0.306512 frac of ind between b and j
theta_jp - 0.00331428 0.145684 0.110074 0.103635 0.117748 0.0799201 frac of ind between j and p
theta_pi - 0.994595 0.0224864 0.781024 0.0160324 0.738512 0.0142372 frac of ind that is adult
L_bi cm 4.42416 0.126183 1.02296 0.0871794 0.89397 0.0817564 mean structural length of post-natals
L2_bi cm^2 20.4521 0.310638 1.92593 0.139305 1.54466 0.120441 mean squared structural length of post-natals
L3_bi cm^3 95.9799 1.48918 4.84895 0.786359 3.69387 0.785406 mean cubed structural length of post-natals
Ww_bi g 136.465 2.17545 7.97968 1.29407 6.76151 1.43766 mean wet weight of post-natals
L_pi cm 4.44319 1.63651 1.21951 0.996228 1.09973 0.886792 mean structural length of adults
L2_pi cm^2 20.5418 6.57988 2.32624 3.66827 1.93357 3.30614 mean squared structural length of adults
L3_pi cm^3 96.4007 31.8393 5.8607 21.1503 4.62837 22.0974 mean cubed structural length of adults
Ww_pi g 137.063 46.512 9.64467 34.806 8.47208 40.4485 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 2.80202 0.0462769 0.404746 0.0289317 0.417889 0.0321419 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 0.282281 0.0284781 0.29014 0.0370503 yield of living structure on food
Y_VX_d mol/mol 0.0163222 0.0428266 1.97103e-05 0.0715467 9.13113e-06 0.0837015 yield of dead structure on food
Y_EX mol/mol 0 0 0.182255 0.0183869 0.240951 0.030769 yield of living reserve on food
Y_EX_d mol/mol 0.00688483 0.019736 1.2726e-05 0.0461942 7.58308e-06 0.0695112 yield of dead reserve on food
Y_CX mol/mol 0.867418 0.828062 0.426057 0.726019 0.359517 0.669593 yield of CO2 on food
Y_HX mol/mol 0.624059 0.595745 0.306524 0.52233 0.258652 0.481735 yield of H2O on food
Y_OX mol/mol -0.943317 -0.900518 -0.463337 -0.789546 -0.390975 -0.728182 yield of O2 on food
Y_NX mol/mol 0.130113 0.124209 0.0639085 0.108903 0.0539275 0.100439 yield of N-waste on food
mu_TX J/mol 460552 440232 231102 386968 194898 356970 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