Galaxias prognathus (Longjawed galaxias):  

Predictions & Data for this entry

Model:  abj  

MRE = 0.056
SMSE = 0.079

Zero-variate data
am1643 1642 (0.0003025)dlife spanBonn1990
Lp6.5 6.512 (0.001819)cmtotal length at puberty for femalesguess
Li8.7 8.739 (0.00454)cmultimate total length for femalesBonn1992
Lim7.7 7.418 (0.03658)cmultimate total length for malesBonn1990
Wwb0.0031 0.003116 (0.005266)gwet weight at birthBonn1992
Ri0.7671 0.7683 (0.001495)#/dmax reprod rateBonn1992
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL_f see Fig. 1 (0.1395)time since birthtotal lengthBonn1990
tL_m see Fig. 1 (0.1439)time since birthtotal lengthBonn1990
LW see Fig. 2 (0.1698)total lengthwet weightBoyMorr2007
Pseudo-data at Tref
DataGeneralised animalGalaxias prognathusUnitDescription
v 0.02 0.02263cm/denergy conductance
kap 0.8 0.8166-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 40.04J/^3vol-spec som maint
k_J 0.002 0.0021/dmaturity maint rate coefficient
kap_G 0.8 0.8019-growth efficiency


  • Temperature 5 till 16 C (ref: weather)
  • Endemic in New Zealand, no marine stages; females larger than males (ref: Bonn1990)


  • males are assumed to differ from females by {p_Am} only


  • [Wiki]
  • [fishbase]
  • [weather]
  • [Bonn1990] M. L. Bonnett. Age and growth of alpine galaxias (Galaxias paucispondylus Stokell) and longjawed galaxias (G. prognathus Stokell) in the Rangitata River, New Zealand. New Zealand Journal of Marine and Freshwater Research, 24, 1990.
  • [Bonn1992] M. L. Bonnett. Spawning in sympatric alpine galaxias (Galaxias paucispondylus Stokell) and longjawed galaxias (G. prognathus Stokell) in a South Island, New Zealand, high-country stream. New Zealand Natural Sciences, 19, 1992.
  • [BoyMorr2007] C. C. Boy, E. Morriconi, and J. Calvo. Reproduction in puyen, Galaxias maculatus (Pisces: Galaxiidae), in the southernmost extreme of distribution. J. Appl. Ichthyol., 23, 2007.
  • [Kooy2010] S.A.L.M. Kooijman. Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge, 2010.

Bibtex files with references for this entry

Bas Kooijman, 2017/03/26

accepted: 2017/03/26

refer to this entry as: AmP Galaxias prognathus version 2017/03/26