Merluccius albidus: Population traits

at T = 12.6 °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: 2024/12/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.500898 0.500898 0.500898 0.500898 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00925235 0.00925235 0.00211735 0.00211735 spec pop growth rate
t2 d NaN NaN NaN NaN 74.9158 74.9158 327.366 327.366 population doubling time
a_b d 15.4138 15.9052 15.4138 15.9052 14.3949 14.7211 14.3949 14.7211 age at birth
t_j d 18.4446 21.3193 18.4446 21.3193 13.6311 15.0257 13.6311 15.0257 time since birth at metam
t_p d 4103.6 NaN 4103.6 NaN 1048.58 1335.92 1048.58 1335.92 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.182155 0.219868 1 1 0.128798 0.1347 survival probability at metam
S_p - 1 1 0.130324 0.131291 1 1 0.11948 0.129226 survival probability at puberty
theta_0b - 0.00186928 0.00211144 0.53347 0.493015 0.124624 0.127265 0.645193 0.627705 frac of ind that is embryo
theta_bj - 0.00187093 0.00211298 0.256433 0.254102 0.103725 0.111131 0.25346 0.264088 frac of ind between b and j
theta_jp - 0.000367872 0.000719253 0.0162514 0.028851 0.00543396 0.00214378 0.00406304 0.00163624 frac of ind between j and p
theta_pi - 0.995892 0.995056 0.193846 0.224032 0.766217 0.75946 0.0972842 0.10657 frac of ind that is adult
L_bi cm 2.23952 1.73414 0.460543 0.439662 0.53717 0.482523 0.141816 0.140107 mean structural length of post-natals
L2_bi cm^2 5.19716 3.11227 0.826549 0.622763 0.493885 0.390628 0.0805043 0.0730352 mean squared structural length of post-natals
L3_bi cm^3 12.2164 5.65552 1.84927 1.07867 0.621877 0.427899 0.132096 0.102904 mean cubed structural length of post-natals
Ww_bi g 35.4396 13.9797 5.36471 2.66633 2.982 1.68527 0.633421 0.405284 mean wet weight of post-natals
L_pi cm 2.24438 1.73886 1.01527 0.911479 0.602977 0.543517 0.340153 0.324332 mean structural length of adults
L2_pi cm^2 5.20883 3.12111 1.98288 1.4036 0.563405 0.448052 0.281294 0.243816 mean squared structural length of adults
L3_pi cm^3 12.2439 5.67162 4.45019 2.44063 0.710404 0.491655 0.480876 0.358681 mean cubed structural length of adults
Ww_pi g 35.5193 14.0195 12.91 6.03292 3.4065 1.93636 2.30588 1.41265 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 0.305277 0.141196 0.0485038 0.0282189 0.0581269 0.0355527 0.00936126 0.00656036 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 0.0989873 0.111358 0.0298776 0.0332122 yield of living structure on food
Y_VX_d mol/mol 0.00562062 0.00613075 0.0149993 0.0164286 2.6864e-06 3.90325e-06 0.0598529 0.0665481 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.375673 0.327221 0.113391 0.0975928 yield of living reserve on food
Y_EX_d mol/mol 0.0106847 0.00902367 0.0285136 0.0241808 1.01953e-05 1.14695e-05 0.227151 0.195549 yield of dead reserve on food
Y_CX mol/mol 0.87432 0.875471 0.847112 0.850016 0.415952 0.452031 0.460353 0.497723 yield of CO2 on food
Y_HX mol/mol 0.629024 0.629852 0.60945 0.611539 0.299254 0.325211 0.331198 0.358084 yield of H2O on food
Y_OX mol/mol -0.950823 -0.952074 -0.921234 -0.924392 -0.452347 -0.491584 -0.500633 -0.541274 yield of O2 on food
Y_NX mol/mol 0.131148 0.131321 0.127067 0.127502 0.0623927 0.0678047 0.0690529 0.0746584 yield of N-waste on food
mu_TX J/mol 463813 464472 449318 450986 216379 236841 240337 261392 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