Macrourus whitsoni: Population traits

at T = 2.5 °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_min f_max date: 2025/05/06
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.384611 0.384611 0.385879 0.385879 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00274603 0.00274603 0.000600439 0.000600439 spec pop growth rate
t2 d NaN NaN NaN NaN 252.418 252.418 1154.4 1154.4 population doubling time
a_b d 72.7868 73.1167 72.7608 73.09 67.1719 67.3431 67.1719 67.3431 age at birth
t_j d 48.9733 49.9868 48.8942 49.9042 34.4317 34.8068 34.4317 34.8068 time since birth at metam
t_p d 12132.3 112.642 11786.5 112.451 2936.74 77.9501 2936.74 77.9501 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 1 1 1 1 survival probability at birth
S_j - 0.999998 0.999998 0.29942 0.299739 0.999999 0.999999 0.295084 0.29519 survival probability at metam
S_p - 0.999998 0.999997 0.209634 0.213255 0.999998 0.999998 0.153777 0.155326 survival probability at puberty
theta_0b - 0.00475787 0.00485405 0.476939 0.470775 0.168364 0.168756 0.62142 0.619389 frac of ind that is embryo
theta_bj - 0.00320356 0.00332089 0.186329 0.186953 0.0750319 0.0757753 0.178923 0.179821 frac of ind between b and j
theta_jp - 0.00155775 0.00153664 0.03921 0.0377723 0.0650579 0.0645735 0.061408 0.0609716 frac of ind between j and p
theta_pi - 0.990481 0.990288 0.297522 0.3045 0.691547 0.690895 0.138249 0.139818 frac of ind that is adult
L_bi cm 2.65131 2.54645 0.769803 0.762686 0.766342 0.757316 0.333488 0.33299 mean structural length of post-natals
L2_bi cm^2 7.47209 6.88899 1.58422 1.51477 0.962037 0.936428 0.332286 0.328525 mean squared structural length of post-natals
L3_bi cm^3 21.5648 19.0821 4.21017 3.86633 1.66743 1.59536 0.804749 0.78021 mean cubed structural length of post-natals
Ww_bi g 63.7881 54.937 12.4808 11.155 10.156 9.38938 4.90156 4.59185 mean wet weight of post-natals
L_pi cm 2.66332 2.5582 1.24692 1.22228 0.887892 0.877484 0.654757 0.650898 mean structural length of adults
L2_pi cm^2 7.50789 6.92267 2.76978 2.61783 1.15106 1.12082 0.869679 0.854609 mean squared structural length of adults
L3_pi cm^3 21.6684 19.1757 7.39945 6.71754 2.00415 1.9184 2.19714 2.11741 mean cubed structural length of adults
Ww_pi g 64.0947 55.2064 21.9352 19.3813 12.2069 11.2905 13.3823 12.4618 mean wet weight of adults
R 1/d 0 6.07448 0 2.20925 0 0.607936 0 0.545473 mean reproduction rate of adults
J_X g/d 0.153774 0.136006 0.0326871 0.0299817 0.0517145 0.0483007 0.0177815 0.0168681 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 0.0885403 0.0907009 0.0271744 0.0277725 yield of living structure on food
Y_VX_d mol/mol 0.0120203 0.0121913 0.0286781 0.0291148 1.81688e-05 1.93942e-05 0.053302 0.0544659 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.450741 0.443111 0.13834 0.13568 yield of living reserve on food
Y_EX_d mol/mol 0.0235355 0.0229072 0.0563361 0.0548866 9.24935e-05 9.47485e-05 0.27135 0.266088 yield of dead reserve on food
Y_CX mol/mol 0.855069 0.855526 0.805611 0.806624 0.351233 0.356699 0.400459 0.406619 yield of CO2 on food
Y_HX mol/mol 0.615175 0.615504 0.579592 0.580321 0.252693 0.256625 0.288108 0.292539 yield of H2O on food
Y_OX mol/mol -0.929888 -0.930385 -0.876102 -0.877203 -0.381966 -0.38791 -0.435499 -0.442198 yield of O2 on food
Y_NX mol/mol 0.12826 0.128329 0.120842 0.120994 0.052685 0.0535048 0.0600689 0.0609928 yield of N-waste on food
mu_TX J/mol 453545 453805 427176 427755 180262 183377 206933 210408 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