Predictions & Data for this entry

Model: abj climate: MC, ME migrate:
COMPLETE = 2.7 ecozone: MAN, MN food: bjPp, jiHa
MRE = 0.242 habitat: 0jMp, jiMb gender: D
SMSE = 0.202 embryo: Mp reprod: O

Zero-variate data
ab 4 4.262 (0.06553)dage at birthLutzMann1982
tj 34 27.23 (0.199)dtime since birth at metamorphosisLutzMann1982
tp2190 1978 (0.09673)dtime since birth at pubertyThomJone1980
am1.851e+05 1.851e+05 (2.709e-05)dlife spanButlWana2012
Lj0.024 0.0845 (2.521)cmshell length at metamorphosisLutzMann1982
Lp 4 4.234 (0.05858)cmshell lenght at puberty ThomJone1980, Ball2017
Li 14 11.34 (0.1897)cmultimate shell lengthRope1985
Ww00.01375 0.01278 (0.07043)mgwet weight of an egg. Oerz1972
Wdp0.98 1.007 (0.02764)gdry weight at pubertyBall2017
RL1096 1124 (0.02592)#/dmaximum reprod rateOerz1972
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL93_3F3 see Fig. 1 (0.04008)initial lengthfinal length Ball2017
LWd93_3F3 see Fig. 2 (0.5142)initial lengthfinal dry weight Ball2017
tL93_8F3 see Fig. 1 (0.09515)initial lengthfinal length Ball2017
LWd93_8F3 see Fig. 2 (0.229)initial lengthfinal dry weight Ball2017
tL93_13F3 see Fig. 1 (0.08146)initial lengthfinal length Ball2017
LWd93_13F3 see Fig. 2 (0.2848)initial lengthfinal dry weight Ball2017
tL see Fig. 3 (0.2699)time since birthshell lengthMettWana2016
tL2 see Fig. 3 (0.1299)time since birthshell length Witb1997
tL3 see Fig. 3 (0.1519)time since birthshell length Witb1997
tL4 see Fig. 3 (0.07385)time since birthshell length Witb1997
tL5 see Fig. 3 (0.1352)time since birthshell length Witb1997
tL6 see Fig. 3 (0.2646)time since birthshell length Witb1997
tL7 see Fig. 3 (0.1605)time since birthshell length Witb1997
tL8 see Fig. 3 (0.2272)time since birthshell length Witb1997, SchoFieg2005
LW see Fig. 4 (0.1328)shell lengthdry weightBall2017
Pseudo-data at Tref
DataGeneralised animalArctica islandicaUnitDescription
v 0.02 0.04332cm/denergy conductance
kap 0.8 0.5673-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 3.532J/^3vol-spec som maint
k_J 0.002 0.00046071/dmaturity maint rate coefficient
kap_G 0.8 0.796-growth efficiency
k 0.3 0.3085-maintenance ratio


  • mod_3: included growth curves from different sites, revised Ri, included wet weight of an egg, revised the way experimental data was included.
  • In view of low somatic maintenance, pseudodata k_J = 0.002 1/d is replaced by pseudodata k = 0.3


  • [Wiki]
  • [Ball2017] Irene Ballesta Artero, 2017. Own measurements.
  • [ButlWana2012] P. G. Butler, A. D. Wanamaker, J. D. Scourse, C. A. Richardson, and D. J. Reynolds. Variability of marine climate on the North Icelandic Shelf in a 1357-year proxy archive based on growth increments in the bivalve Arctica islandica. Palaeogeography, Palaeoclimatology, Palaeoecology, 373:141--151, 2012.
  • [Kooy2010] S. A. L. M. Kooijman. Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge, 2010.
  • [LutzMann1982] R. A. Lutz, R. Mann, J. G. Goodsell, and M. Castagna. Larval and early post-larval development of Arctica islandica. Journal of the Marine Biological Association of the United Kingdom, 62:745--769, 1982.
  • [MettWana2016] M. J. Mette, A. D. Wanamaker, M. L. Carroll, W. G. Ambrose, and M. J. Retelle. Linking large scale climate variability with Arctica islandica shell growth and geochemistry in northern Norway. Limnology and Oceanography, 61:748--764, 2016.
  • [Oerz1972] J. A. Oertzen. Cycles and rates of reproduction of six Baltic Sea bivalves of different zoogeographical origin. Marine Biology, 14:143--149, 1972.
  • [Rope1985] J. W. Ropes. Modern methods used to age oceanic bivalves. The Nautilus, 99:53--57, 1985.
  • [SchoFieg2005] B. R. Schöne, J. Fiebig, M. Pfeiffer, R. Gleß, J. Hickson, A. L. Johnson, and W. Oschmann. Climate records from a bivalved Methuselah (Arctica islandica, Mollusca; Iceland). Palaeogeography, Palaeoclimatology, Palaeoecology, 228(1):130--148, 2005.
  • [ThomJone1980] I. Thompson, D. S. Jones, and J. W. Ropes. Advanced age for sexual maturity in the ocean quahog Arctica islandica (Mollusca: Bivalvia). Marine Biology, 57(1):35--39, 1980.
  • [Witb1997] R. Witbaard. Tree of the sea: the use of the internal growth lines in the shell of Arctica islandica (Bivalvia, Mollusca) for the retrospective assessment of marine environmental change. PhD thesis, University Library Groningen, 1997.

Bibtex file with references for this entry

Irene Ballesta Artero, 2015/04/20 (last modified by Bas Kooijman 2017/11/12)

accepted: 2017/11/12

refer to this entry as: AmP Arctica islandica version 2017/11/12