Melanogrammus aeglefinus: Population traits

at T = 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_minf f_max date: 2025/02/12
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.192198 0.192198 0.596099 0.596099 1 1 scaled functional response
r 1/d 0 0 0.0107952 0.00244755 0.0159796 0.00342713 spec pop growth rate
t2 d NaN NaN 64.2089 283.2 43.377 202.253 population doubling time
a_b d 14.9962 14.9962 12.4898 12.4898 11.6354 11.6354 age at birth
t_j d 69.3915 69.3915 27.7963 27.7963 20.087 20.087 time since birth at metam
t_p d 5791.02 5791.02 916.576 916.576 615.002 615.002 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.552964 1 0.288234 1 0.200627 survival probability at metam
S_p - 0.999995 0.0644746 0.999999 0.0627556 0.999999 0.0624689 survival probability at puberty
theta_0b - 0.00169945 0.327236 0.12596 0.541166 0.169398 0.605242 frac of ind that is embryo
theta_bj - 0.00170357 0.24751 0.110249 0.301753 0.140927 0.291507 frac of ind between b and j
theta_jp - 0.00617927 0.270461 0.116332 0.0925343 0.0871277 0.048561 frac of ind between j and p
theta_pi - 0.990418 0.154792 0.647459 0.0645471 0.602548 0.0546899 frac of ind that is adult
L_bi cm 2.7824 0.366733 0.589458 0.163456 0.564884 0.162039 mean structural length of post-natals
L2_bi cm^2 8.25454 0.674554 0.631023 0.0926889 0.5907 0.0919857 mean squared structural length of post-natals
L3_bi cm^3 25.0738 1.86775 0.968935 0.188844 0.90589 0.201908 mean cubed structural length of post-natals
Ww_bi g 37.0103 2.7569 2.39955 0.467669 3.14971 0.702017 mean wet weight of post-natals
L_pi cm 2.80355 1.24921 0.75265 0.53331 0.732093 0.529285 mean structural length of adults
L2_pi cm^2 8.32011 2.8941 0.846165 0.590227 0.808123 0.593971 mean squared structural length of adults
L3_pi cm^3 25.2733 8.11327 1.30722 1.33438 1.24789 1.44921 mean cubed structural length of adults
Ww_pi g 37.3049 11.9756 3.23731 3.30458 4.33881 5.03878 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.23497 0.100417 0.29492 0.0416143 0.463728 0.0693481 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.546875 0.546875 0.546875 0.546875 0.546875 0.546875 yield of faeces on food
Y_VX mol/mol 0 0 0.0354667 0.0111069 0.0312161 0.00997815 yield of living structure on food
Y_VX_d mol/mol 0.0030107 0.00738882 1.47393e-06 0.0229173 5.51679e-07 0.0205369 yield of dead structure on food
Y_EX mol/mol 0 0 0.0523662 0.0163992 0.0773196 0.0247151 yield of living reserve on food
Y_EX_d mol/mol 0.00143327 0.0035175 2.17624e-06 0.0338372 1.36646e-06 0.0508681 yield of dead reserve on food
Y_CX mol/mol 0.448681 0.442219 0.365288 0.368864 0.344587 0.347027 yield of CO2 on food
Y_HX mol/mol 0.322801 0.318152 0.262805 0.265377 0.247912 0.249666 yield of H2O on food
Y_OX mol/mol -0.487941 -0.480913 -0.397251 -0.40114 -0.374739 -0.377392 yield of O2 on food
Y_NX mol/mol 0.0673022 0.0663328 0.0547933 0.0553297 0.0516881 0.052054 yield of N-waste on food
mu_TX J/mol 260206 256871 215963 217858 204365 205672 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