Acanthopagrus bifasciatus: Population traits

at T = 27.6 °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 - 0.698072 0.698072 0.849036 0.849036 1 1 scaled functional response
r 1/d 0 0 0.00682075 0.00124464 0.00924998 0.00171343 spec pop growth rate
t2 d NaN NaN 101.623 556.906 74.935 404.538 population doubling time
a_b d 4.02068 4.02068 3.92256 3.92256 3.84795 3.84795 age at birth
t_j d 1.64234 1.64234 1.47248 1.47248 1.35419 1.35419 time since birth at metam
t_p d 2984.59 2984.59 1333.37 1333.37 1025.3 1025.3 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.530753 1 0.530562 1 0.530433 survival probability at metam
S_p - 1 0.311542 1 0.29071 1 0.275092 survival probability at puberty
theta_0b - 0.000438095 0.396334 0.0263404 0.451695 0.0348912 0.471154 frac of ind that is embryo
theta_bj - 0.000179385 0.120216 0.00973002 0.125472 0.0120138 0.122544 frac of ind between b and j
theta_jp - 0.000259776 0.0955491 0.0159749 0.110421 0.0217338 0.116011 frac of ind between j and p
theta_pi - 0.999123 0.387901 0.947955 0.312412 0.931361 0.290291 frac of ind that is adult
L_bi cm 4.54885 0.699527 1.03921 0.223424 0.887609 0.206203 mean structural length of post-natals
L2_bi cm^2 21.4242 2.55212 1.78434 0.28752 1.34514 0.230307 mean squared structural length of post-natals
L3_bi cm^3 102.161 11.6076 4.01435 0.905391 2.75714 0.694082 mean cubed structural length of post-natals
Ww_bi g 192.724 21.8973 8.3425 1.88156 6.25837 1.57548 mean wet weight of post-natals
L_pi cm 4.55083 1.05705 1.06574 0.34861 0.917532 0.327722 mean structural length of adults
L2_pi cm^2 21.4336 3.96988 1.83262 0.502052 1.39374 0.416701 mean squared structural length of adults
L3_pi cm^3 102.206 18.064 4.1232 1.58887 2.85703 1.26429 mean cubed structural length of adults
Ww_pi g 192.808 34.0772 8.56871 3.30195 6.48512 2.86978 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.29317 0.154044 0.13101 0.021106 0.116334 0.0199127 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 0.208998 0.0533918 0.219227 0.0597236 yield of living structure on food
Y_VX_d mol/mol 0.00992493 0.0263717 9.65437e-06 0.105909 4.73248e-06 0.118091 yield of dead structure on food
Y_EX mol/mol 0 0 0.225336 0.0575655 0.278391 0.0758416 yield of living reserve on food
Y_EX_d mol/mol 0.00879811 0.0233776 1.04091e-05 0.114188 6.00967e-06 0.149961 yield of dead reserve on food
Y_CX mol/mol 0.871902 0.840876 0.456271 0.559571 0.392996 0.487008 yield of CO2 on food
Y_HX mol/mol 0.627285 0.604963 0.328262 0.40258 0.282739 0.350375 yield of H2O on food
Y_OX mol/mol -0.948193 -0.914452 -0.496195 -0.608533 -0.427384 -0.529621 yield of O2 on food
Y_NX mol/mol 0.130785 0.126131 0.0684407 0.0839356 0.0589495 0.0730512 yield of N-waste on food
mu_TX J/mol 462699 446456 244056 298385 209766 259401 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