Eunectes murinus (Green anaconda):  

Predictions & Data for this entry

Model:  std  

MRE = 0.112
SMSE = 0.129

Zero-variate data
ab195 187.3 (0.03965)dage at birthWiki
ap1095 1056 (0.03531)dage at puberty for femaleVanaqua
am1.095e+04 1.097e+04 (0.001773)dlife spanWiki
Lb 75 88.86 (0.1848)cmtotal length at birthWiki
Lp302 328.2 (0.08688)cmtotal length at pubertyAbuy2003
Li914 854.6 (0.06504)cmultimate total lengthAbuy2003
Wwb333 285.8 (0.1416)gwet weight at birthAbuy2003
Wwp1.5e+04 1.441e+04 (0.03946)gwet weight at pubertyWiki
Wwi2.5e+05 2.542e+05 (0.017)gultimate wet weightADW
Ri0.274 0.3068 (0.1198)#/dmaximum reprod rateWiki
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
LW see Fig. 1 (0.2901)total lengthwet weightAbuy2003
LN see Fig. 2 (0.3252)total lengthnumber of eggsAbuy2003
Pseudo-data at Tref
DataGeneralised animalEunectes murinusUnitDescription
v 0.02 0.02531cm/denergy conductance
kap 0.8 0.3439-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 14.97J/^3vol-spec som maint
k_J 0.002 0.00044361/dmaturity maint rate coefficient
kap_G 0.8 0.7997-growth efficiency
k 0.3 0.2325-maintenance ratio


  • a snake of 15 kg dropped to 9 kg after laying 18 young (ref: Abuy2003)


  • Reproduction rate is supposed to correspond to L = 6.5 m; snakes of 9 m are very rare


Bibtex files with references for this entry

Bas Kooijman, 2011/12/12 (last modified by Bas Kooijman 2017/11/20)

accepted: 2017/11/20

refer to this entry as: AmP Eunectes murinus version 2017/11/20