Echinus esculentus (European edible sea urchin):  

Predictions & Data for this entry

Model:  abj  

MRE = 0.085
SMSE = 0.094

Zero-variate data
tj 45 35.42 (0.2129)dtime since birth at metamWiki
tp730 879.6 (0.205)dtime since birth at pubertyEoL
am5840 5840 (1.775e-05)dlife spanBIOTIC
Lj0.09 0.1266 (0.4068)cmlength at metamBIOTIC
Lp6.1 5.88 (0.03602)cmtest diameter at pubertyComeAnse1988
Li17.6 17.37 (0.01328)cmultimate test diameterWiki
Wwb8.8e-07 8.557e-07 (0.02761)gwet weight at birthguess
Wwp 96 90.31 (0.05931)gwet weight at pubertyComeAnse1988
Wwi2312 2326 (0.006132)gultimate wet weightComeAnse1988
Ri5.479e+04 5.481e+04 (0.0003108)dmax reprod rateWiki
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL see Fig. 1 (0.00785)time since settlementtest diameterComeAnse1988
LW see Fig. 2 (0.05069)test diameterwet weightComeAnse1988
Pseudo-data at Tref
DataGeneralised animalEchinus esculentusUnitDescription
v 0.02 0.01797cm/denergy conductance
kap 0.8 0.9908-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 11.84J/^3vol-spec som maint
k_J 0.002 0.0021/dmaturity maint rate coefficient
kap_G 0.8 0.7986-growth efficiency


  • The polychaete worm, Adyte assimilis and the copepod Pseudoanthessius liber are often found living as commensals among its spines and the parasitic copepod, Asterocheres echinola, often infests its gut (ref: Wiki)


  • Weight at birth is guessed from Sterechinus which has Wd0 of 0.5 mug


Bibtex files with references for this entry

Bas Kooijman, 2017/09/04

accepted: 2017/09/04

refer to this entry as: AmP Echinus esculentus version 2017/09/04