Gammarus pulex (Freshwater shrimp):  

Predictions & Data for this entry

Model:  abj  

MRE = 0.077
SMSE = 0.080

Zero-variate data
ab33.6 33.45 (0.004537)dage at birthMcCaPasc1988
tp180 159.8 (0.112)dtime since birth at pubertyguess
am470 470 (8.028e-05)dlife spanZimm2011
Lb0.2 0.1949 (0.02573)cmtotal length at birthMcCaPasc1988
Lp0.8 0.6659 (0.1677)cmtotal length at pubertyMcCaPasc1988
Li1.146 1.386 (0.2098)cmultimate total lengthMcCaPasc1988
Wwb0.135 0.1378 (0.02039)mgwet weight at birthSutcCarr1981
Wwp 5 5.497 (0.09942)mgwet weight at pubertySutcCarr1981
Wwi 51 49.62 (0.02713)mgultimate wet weightSutcCarr1981
Ri0.7333 0.732 (0.001831)#/dmaximum reprod rateSutcCarr1981
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL see Fig. 1 (0.1829)time since birthlengthMcCaPasc1988
tW_f see Fig. 2 (0.07911)time since birthwet weightSutcCarr1981
tW_m see Fig. 2 (0.09714)time since birthwet weightSutcCarr1981
Tab see Fig. 3 (0.046)temperatureage at birthNils1977
Pseudo-data at Tref
DataGeneralised animalGammarus pulexUnitDescription
v 0.02 0.01741cm/denergy conductance
kap 0.8 0.9099-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 480J/^3vol-spec som maint
k_J 0.002 0.0021/dmaturity maint rate coefficient
kap_G 0.8 0.8007-growth efficiency


  • Males are assume to differ from females by {p_Am} only


  • [Wiki]
  • [Kooy2010] S.A.L.M. Kooijman. Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge, 2010.
  • [McCaPasc1988] C. P. McCahon and D Pascoe. Cadmium toxicity to the freshwater amphipod Gammarus pulex (L.) during the moult cycle. Freshwater Biology, 19:197--203, 1988.
  • [Nils1977] L. M. Nilsson. Incubation time, growth and mortality of the amphipod Gammarus pulex under laboratory conditions. Oikos, 29:93--98, 1977.
  • [SutcCarr1981] D. W. Sutcliffe, T. R. Carrick, and L. G. Willoughby. Effects of diet, body size, age and temperature on growth rates in the amphipod Gammarus pulex. Freshwater Biology, 11:183--214, 1981.
  • [Zimm2011] E. Zimmer. pers. comm. Alpar Barsi/Julita.

Bibtex files with references for this entry

Elke Zimmer, 2011/04/05 (last modified by Bas Kooijman 2016/02/03)

accepted: 2016/02/09

refer to this entry as: AmP Gammarus pulex version 2016/02/09