Merluccius paradoxus: Population traits

at T = 7.5 °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: 2024/12/15
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.354154 0.510343 0.755172 0.755172 1 1 scaled functional response
r 1/d 0 0 0.00424217 0.00022403 0.00559375 0.000337126 spec pop growth rate
t2 d NaN NaN 163.395 3093.99 123.915 2056.05 population doubling time
a_b d 40.8818 38.4618 36.1129 36.1129 34.6069 34.6069 age at birth
t_j d 387.67 281.238 205.708 205.708 168.005 168.005 time since birth at metam
t_p d 10518.8 3817.86 2322.88 2322.88 1769.48 1769.48 time since birth at puberty
S_b - 0.99999 0.999992 0.999993 0.999993 0.999994 0.999994 survival probability at birth
S_j - 0.999947 0.430036 0.999966 0.33807 0.999971 0.279934 survival probability at metam
S_p - 0.999168 0.00208971 0.999764 0.00207538 0.999841 0.00206836 survival probability at puberty
theta_0b - 0.00640921 0.456016 0.141936 0.521782 0.175864 0.562533 frac of ind that is embryo
theta_bj - 0.00642186 0.30852 0.121939 0.316594 0.145086 0.315251 frac of ind between b and j
theta_jp - 0.0544532 0.231643 0.377796 0.15879 0.357162 0.11974 frac of ind between j and p
theta_pi - 0.932716 0.00382097 0.358328 0.00283355 0.321888 0.00247686 frac of ind that is adult
L_bi cm 4.29623 0.10494 0.746409 0.100859 0.689027 0.100018 mean structural length of post-natals
L2_bi cm^2 22.3077 0.0719032 1.41737 0.0531603 1.24893 0.0502779 mean squared structural length of post-natals
L3_bi cm^3 123.716 0.390583 4.01892 0.312435 3.46953 0.322362 mean cubed structural length of post-natals
Ww_bi g 150.698 0.513333 5.88789 0.45773 5.60611 0.520876 mean wet weight of post-natals
L_pi cm 4.56331 2.04772 1.53997 1.76036 1.49018 1.69567 mean structural length of adults
L2_pi cm^2 23.76 8.82665 3.33356 7.31009 3.13117 7.14265 mean squared structural length of adults
L3_pi cm^3 131.79 55.4013 9.60529 52.4892 8.86282 56.6851 mean cubed structural length of adults
Ww_pi g 160.532 72.8126 14.0722 76.8989 14.3206 91.5924 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.344607 0.00145158 0.046652 0.00153253 0.0544341 0.00190507 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 0.36545 0.0456727 0.356536 0.057046 yield of living structure on food
Y_VX_d mol/mol 0.107211 0.190412 0.000958223 0.196944 0.000506758 0.195377 yield of dead structure on food
Y_EX mol/mol 0 0 0.16995 0.0212398 0.219558 0.0351295 yield of living reserve on food
Y_EX_d mol/mol 0.0233818 0.0598417 0.000445614 0.0915871 0.000312067 0.120315 yield of dead reserve on food
Y_CX mol/mol 0.760033 0.640371 0.353822 0.535182 0.313712 0.482757 yield of CO2 on food
Y_HX mol/mol 0.546801 0.460712 0.254555 0.385034 0.225698 0.347317 yield of H2O on food
Y_OX mol/mol -0.826535 -0.696404 -0.384782 -0.58201 -0.341162 -0.524998 yield of O2 on food
Y_NX mol/mol 0.114005 0.0960557 0.0530733 0.0802773 0.0470568 0.0724135 yield of N-waste on food
mu_TX J/mol 406035 344381 195579 289137 173050 260794 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