Acanthopagrus butcheri: Population traits

at T = 17.6 °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_min f_max date: 2025/05/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.247282 0.247282 0.247282 0.247282 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0143688 0.0143688 0.00380043 0.00380043 spec pop growth rate
t2 d NaN NaN NaN NaN 48.2396 48.2396 182.386 182.386 population doubling time
a_b d 9.02119 9.11887 9.02119 9.11887 7.39809 7.44591 7.39809 7.44591 age at birth
t_j d 9.05298 9.54814 9.05298 9.54814 3.61281 3.73221 3.61281 3.73221 time since birth at metam
t_p d 4896.75 NaN 4896.75 NaN 713.651 744.203 713.651 744.203 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.415811 0.43139 1 1 0.413265 0.41329 survival probability at metam
S_p - 1 1 0.414527 0.414649 1 1 0.241418 0.24727 survival probability at puberty
theta_0b - 0.00071832 0.000741745 0.293789 0.283586 0.100509 0.101223 0.523506 0.517801 frac of ind that is embryo
theta_bj - 0.000720715 0.000744182 0.196235 0.192425 0.045503 0.0469297 0.16704 0.16935 frac of ind between b and j
theta_jp - 2.54031e-06 3.50325e-05 0.000431349 0.00566507 0.0452079 0.0442644 0.0820595 0.0799487 frac of ind between j and p
theta_pi - 0.998558 0.998479 0.509545 0.518324 0.80878 0.807582 0.227394 0.232901 frac of ind that is adult
L_bi cm 2.26035 2.11516 0.40684 0.399328 0.336151 0.326335 0.123276 0.1224 mean structural length of post-natals
L2_bi cm^2 5.38589 4.71751 0.697531 0.64282 0.196781 0.1847 0.0467318 0.0453301 mean squared structural length of post-natals
L3_bi cm^3 13.0863 10.7307 1.57638 1.35942 0.166944 0.151304 0.0503919 0.0472127 mean cubed structural length of post-natals
Ww_bi g 20.1277 16.1389 2.42459 2.04457 0.530208 0.459686 0.160043 0.14344 mean wet weight of post-natals
L_pi cm 2.26195 2.11677 0.546209 0.534458 0.367744 0.357081 0.202475 0.19912 mean structural length of adults
L2_pi cm^2 5.38979 4.72119 0.965939 0.887684 0.21851 0.205218 0.0949977 0.0910238 mean squared structural length of adults
L3_pi cm^3 13.0958 10.739 2.18477 1.87892 0.185648 0.16837 0.105436 0.0975982 mean cubed structural length of adults
Ww_pi g 20.1423 16.1515 3.36034 2.82589 0.589613 0.511537 0.334862 0.296519 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0976912 0.080141 0.0126506 0.0109188 0.0144477 0.0127016 0.00342368 0.00311039 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.166032 0.171165 0.0559372 0.0576869 yield of living structure on food
Y_VX_d mol/mol 0.0133375 0.0136403 0.0332023 0.0338997 1.27022e-06 1.39802e-06 0.108748 0.112036 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.36128 0.348861 0.121717 0.117575 yield of living reserve on food
Y_EX_d mol/mol 0.00717659 0.00687471 0.0178654 0.0170855 2.76395e-06 2.84939e-06 0.236633 0.228348 yield of dead reserve on food
Y_CX mol/mol 0.870111 0.87011 0.839557 0.83964 0.363309 0.370595 0.367589 0.374979 yield of CO2 on food
Y_HX mol/mol 0.625996 0.625996 0.604015 0.604074 0.26138 0.266622 0.26446 0.269776 yield of H2O on food
Y_OX mol/mol -0.946246 -0.946245 -0.913019 -0.913108 -0.395098 -0.403022 -0.399753 -0.407789 yield of O2 on food
Y_NX mol/mol 0.130517 0.130517 0.125934 0.125946 0.0544963 0.0555892 0.0551384 0.0562468 yield of N-waste on food
mu_TX J/mol 461884 461899 446073 446153 190778 195042 193065 197381 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer