Merluccius australis: Population traits

at T = 8.6 °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: 2025/02/12
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.326017 0.326017 0.326017 0.326017 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00765417 0.00765417 0.00167578 0.00167578 spec pop growth rate
t2 d NaN NaN NaN NaN 90.5581 90.5581 413.628 413.628 population doubling time
a_b d 15.372 15.5192 15.372 15.5192 14.6609 14.7184 14.6609 14.7184 age at birth
t_j d 15.2394 15.8771 15.2394 15.8771 12.4761 12.6801 12.4761 12.6801 time since birth at metam
t_p d 5615.76 NaN 5615.76 NaN 1538.78 1620.39 1538.78 1620.39 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.0967338 0.102134 1 1 0.0960487 0.0960974 survival probability at metam
S_p - 1 1 0.0954367 0.0968989 1 1 0.0743367 0.0758683 survival probability at puberty
theta_0b - 0.00123474 0.00131664 0.648301 0.638059 0.105998 0.106407 0.705822 0.703237 frac of ind that is embryo
theta_bj - 0.00122615 0.00131861 0.248957 0.251483 0.0814229 0.0826528 0.227763 0.229698 frac of ind between b and j
theta_jp - 1.06665e-05 3.0411e-05 0.000538107 0.00146629 0.0134752 0.0125534 0.00859628 0.00803926 frac of ind between j and p
theta_pi - 0.997528 0.997334 0.102204 0.108991 0.799104 0.798387 0.0578187 0.0590265 frac of ind that is adult
L_bi cm 3.20794 2.79003 0.285415 0.28904 0.555223 0.543057 0.0869886 0.0869612 mean structural length of post-natals
L2_bi cm^2 10.6859 8.06837 0.682524 0.612597 0.570917 0.542579 0.0448466 0.0441128 mean squared structural length of post-natals
L3_bi cm^3 36.0734 23.6304 2.18755 1.70768 0.840587 0.771934 0.0933329 0.0880217 mean cubed structural length of post-natals
Ww_bi g 269.306 156.04 16.3311 11.2764 17.5109 14.0394 1.94429 1.60088 mean wet weight of post-natals
L_pi cm 3.21186 2.79373 0.880844 0.863714 0.615054 0.601724 0.268235 0.265835 mean structural length of adults
L2_pi cm^2 10.6991 8.07928 2.34427 2.03016 0.638381 0.606949 0.220279 0.21405 mean squared structural length of adults
L3_pi cm^3 36.1182 23.6624 7.52748 5.6707 0.940392 0.863967 0.47449 0.442168 mean cubed structural length of adults
Ww_pi g 269.639 156.251 56.1962 37.4456 19.59 15.7132 9.88444 8.04183 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 1.31356 0.859063 0.0838461 0.0651797 0.215755 0.177673 0.0167699 0.0142911 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 0.0298208 0.033255 0.00932653 0.0103214 yield of living structure on food
Y_VX_d mol/mol 0.00257279 0.00270093 0.00680746 0.00720243 3.61417e-07 4.65047e-07 0.0187596 0.0207669 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.591399 0.571563 0.184961 0.177397 yield of living reserve on food
Y_EX_d mol/mol 0.0166343 0.0151343 0.0440135 0.0403577 7.16752e-06 7.9929e-06 0.372036 0.356926 yield of dead reserve on food
Y_CX mol/mol 0.871418 0.87279 0.839804 0.843065 0.269398 0.285799 0.305542 0.325213 yield of CO2 on food
Y_HX mol/mol 0.626937 0.627924 0.604192 0.606538 0.193817 0.205616 0.21982 0.233973 yield of H2O on food
Y_OX mol/mol -0.947667 -0.949159 -0.913287 -0.916833 -0.29297 -0.310806 -0.332277 -0.35367 yield of O2 on food
Y_NX mol/mol 0.130713 0.130918 0.125971 0.12646 0.0404097 0.0428698 0.0458313 0.048782 yield of N-waste on food
mu_TX J/mol 462065 462826 444889 446702 132316 141508 152109 163078 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