Merluccius hubbsi: Population traits

at T = 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_min f_max date: 2025/05/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.195493 0.195493 0.195493 0.195493 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0148748 0.0148748 0.00265882 0.00265882 spec pop growth rate
t2 d NaN NaN NaN NaN 46.5988 46.5988 260.697 260.697 population doubling time
a_b d 16.6069 16.8385 16.6069 16.8385 14.4364 14.5144 14.4364 14.5144 age at birth
t_j d 30.9938 33.0687 30.9938 33.0687 16.7124 17.094 16.7124 17.094 time since birth at metam
t_p d 4291.83 NaN 4291.83 NaN 697.905 723.946 697.905 723.946 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.211201 0.228613 1 1 0.079781 0.0833383 survival probability at metam
S_p - 1 0.999999 0.0549115 0.0551262 1 1 0.0535525 0.0535851 survival probability at puberty
theta_0b - 0.00201105 0.00211677 0.559943 0.544475 0.193065 0.194011 0.706057 0.702551 frac of ind that is embryo
theta_bj - 0.00201385 0.00211959 0.284446 0.284985 0.155938 0.156509 0.249425 0.251479 frac of ind between b and j
theta_jp - 0.00174465 0.00204301 0.056359 0.064094 0.0216703 0.0244498 0.00690328 0.00792298 frac of ind between j and p
theta_pi - 0.99423 0.993721 0.0992527 0.106446 0.629326 0.62503 0.0376147 0.0380468 frac of ind that is adult
L_bi cm 1.61555 1.45057 0.215385 0.212597 0.337986 0.329671 0.0736405 0.07347 mean structural length of post-natals
L2_bi cm^2 2.70675 2.18143 0.259241 0.231535 0.216022 0.204753 0.0259307 0.0253712 mean squared structural length of post-natals
L3_bi cm^3 4.5934 3.32242 0.417742 0.334914 0.2012 0.184837 0.0402202 0.0378745 mean cubed structural length of post-natals
Ww_bi g 11.2498 7.64782 1.0231 0.770933 1.69262 1.41575 0.338358 0.290098 mean wet weight of post-natals
L_pi cm 1.62145 1.45641 0.80186 0.763666 0.417926 0.409282 0.270905 0.269738 mean structural length of adults
L2_pi cm^2 2.71697 2.19055 1.14211 0.983887 0.276075 0.263097 0.188104 0.183817 mean squared structural length of adults
L3_pi cm^3 4.61076 3.33634 1.85177 1.43288 0.257925 0.238292 0.313557 0.295355 mean cubed structural length of adults
Ww_pi g 11.2923 7.67986 4.53521 3.29832 2.16983 1.82519 2.63783 2.26226 mean wet weight of adults
R 1/d 6.86728 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0978515 0.0707559 0.00934765 0.00748859 0.0402456 0.0342609 0.00469255 0.00412125 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 0.0743635 0.0802492 0.022789 0.0244347 yield of living structure on food
Y_VX_d mol/mol 0.0065912 0.00683527 0.0178199 0.018535 6.65084e-07 7.98897e-07 0.0466751 0.0500898 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.551229 0.534417 0.168926 0.162722 yield of living reserve on food
Y_EX_d mol/mol 0.00955144 0.00889872 0.0258231 0.0241304 4.93002e-06 5.32022e-06 0.345985 0.333571 yield of dead reserve on food
Y_CX mol/mol 0.874482 0.874891 0.846982 0.84796 0.265027 0.275953 0.306249 0.319807 yield of CO2 on food
Y_HX mol/mol 0.629141 0.629435 0.609356 0.61006 0.190672 0.198533 0.220329 0.230084 yield of H2O on food
Y_OX mol/mol -0.951 -0.951444 -0.921093 -0.922156 -0.288217 -0.300099 -0.333046 -0.34779 yield of O2 on food
Y_NX mol/mol 0.131172 0.131234 0.127047 0.127194 0.0397541 0.0413929 0.0459374 0.0479711 yield of N-waste on food
mu_TX J/mol 463951 464188 449387 449961 132139 138443 154567 162277 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