Predictions & Data for this entry

Model: abj climate: BSk, Csa, Cfb, Dfb, Dfc migrate:
COMPLETE = 2.2 ecozone: THp food: biHl
MRE = 0.026 habitat: 0iTf, 0iTi, 0iTg gender: Hh
SMSE = 0.025 embryo: Tt reprod: O

Zero-variate data
ab 25 25.92 (0.03685)dage at birthADW
tp730 753.8 (0.03256)dtime since birth at pubertyADW
am7300 7300 (1.315e-05)dlife spanWiki
Lp3.8 3.573 (0.05982)cmshell width at pubertyADW
Li 5 5.318 (0.06351)cmultimate shell widthWiki
Wwb0.014 0.01386 (0.01029)gwet weight at birthWiki_he
Wwi 50 49.9 (0.001966)gultimate wet weightWiki_he
Ri0.1781 0.1781 (2.371e-05)#/dmaximum reprod rateanimalbase
Pseudo-data at Tref
DataGeneralised animalHelix pomatiaUnitDescription
v 0.02 0.0307cm/denergy conductance
kap 0.8 0.9686-allocation fraction to soma
kap_R 0.95 0.475-reproduction efficiency
p_M 18 24.99J/^3vol-spec som maint
k_J 0.002 0.0021/dmaturity maint rate coefficient
kap_G 0.8 0.801-growth efficiency


  • This species is hermaphroditic (ref: Wiki)
  • Egg cannibalism by hatchlings is frequent (ref: animalbase)


  • Kappa_R = 0.95/2 because of hermaphroditism


Bibtex file with references for this entry

Bas Kooijman, 2017/02/14

accepted: 2017/02/14

refer to this entry as: AmP Helix pomatia version 2017/02/14