Ophiura ophiura (Serpent star):  

Predictions & Data for this entry

Model:  abj  

MRE = 0.087
SMSE = 0.078

Zero-variate data
ab 2 2.118 (0.05887)dage at birthguess
tj 17 18.48 (0.08714)dtime since birth at metamguess
tp730 685.3 (0.06125)dtime since birth at pubertymarlin
am1095 1095 (0.0001302)dlife spanguess
Lj0.0325 0.02484 (0.2357)cmdisc diameter at metamorphosisguess
Lp0.4 0.4606 (0.1514)cmdisc diameter at puberty marlin, Dahm1993
Li3.5 3.931 (0.1231)cmultimate disc diameterWiki
Wwb5.236e-07 5.802e-07 (0.108)gwet weight atb birthguess
Wdp0.0016 0.001563 (0.02302)gashfree dry weight at puberty marlin, Dahm1993
Wdi1.068 0.9718 (0.09014)gultimate ash-free dry weight guess, Dahm1993
Ri880 939.9 (0.06808)#/dmaximum reprod rateguess
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL see Fig. 1 (0.04145)time since birthdisc diameterDahm1993
Pseudo-data at Tref
DataGeneralised animalOphiura ophiuraUnitDescription
v 0.02 0.06508cm/denergy conductance
kap 0.8 0.9-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 3.384J/d.cm^3vol-spec som maint
k_J 0.002 0.00043071/dmaturity maint rate coefficient
kap_G 0.8 0.7986-growth efficiency
k 0.3 0.3001-maintenance ratio


  • mass (mg AFDM) = 0.044 * (disc diam in mm)^2.840 (ref: Dahm1993)


  • In view of low somatic maintenance, pseudodata k_J = 0.002 1/d is replaced by pseudodata k = 0.3


Bibtex files with references for this entry

Bas Kooijman, 2017/09/23

accepted: 2017/09/23

refer to this entry as: AmP Ophiura ophiura version 2017/09/23 bio.vu.nl/thb/deb/deblab/add_my_pet/