Esox lucius (Northern pike):  

Predictions & Data for this entry

Model:  std  

MRE = 0.100
SMSE = 0.111

Zero-variate data
ab 13 13.51 (0.03887)dage at birthBregKenn1980
ap1095 1596 (0.4577)dage at pubertyBregKenn1980
am7300 7300 (7.125e-06)dlife spanBregKenn1980
Lb0.875 0.8614 (0.01556)cmtotal length at birthBregKenn1980
Lp50.8 47.64 (0.0623)cmtotal length at pubertyWiki
Li150 149.3 (0.004929)cmultimate total lengthWiki
Wb0.0048 0.004773 (0.005586)gwet weight at birthWiki
Wp908 807.2 (0.111)gwet weight at pubertyAndeNeum1996
Wi2.46e+04 2.483e+04 (0.009511)gultimate wet weightWiki
Ri274 274.7 (0.00275)#/dmaximum reprod rateWiki
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL_m see Fig. 1 (0.1092)time since birthlength ZiliZili2010
tL_f see Fig. 1 (0.08139)time since birthlength ZiliZili2010
tW_m see Fig. 2 (0.2879)time since birthwet weight ZiliZili2010
tW_f see Fig. 2 (0.2162)time since birthwet weight ZiliZili2010
Pseudo-data at Tref
DataGeneralised animalEsox luciusUnitDescription
v 0.02 0.0903cm/denergy conductance
kap 0.8 0.9212-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 10.22J/^3vol-spec som maint
k_J 0.002 0.00058491/dmaturity maint rate coefficient
kap_G 0.8 0.7977-growth efficiency
k 0.3 0.3001-maintenance ratio


  • Data suggest type A acceleration in males
  • In view of low somatic maintenance, pseudodata k_J = 0.002 1/d is replaced by pseudodata k = 0.3


  • Wiki
  • Kooy2010
  • ZiliZili2010
  • BregKenn1980
  • AndeNeum1996

Bibtex files with references for this entry

Koji Tominaga, 2011/03/25 (last modified by Bas Kooijman 2017/11/13)

accepted: 2017/11/13

refer to this entry as: AmP Esox lucius version 2017/11/13