Predictions & Data for this entry

Model: abj climate: MC migrate:
COMPLETE = 2.3 ecozone: MANW food: bjP, biD, jiCi, jiS
MRE = 0.188 habitat: 0bMb, bjMp, jiMb gender: D
SMSE = 0.269 embryo: Mbf reprod: O

Zero-variate data
tj 90 92.44 (0.02716)dtime since birth at metamWiki
tp1825 2019 (0.1063)dtime since birth at pubertyADW
am2.19e+04 2.199e+04 (0.004246)dlife spanguess
Lj1.3 1.102 (0.1521)cmtotal length at settleWiki
Lp17.7 18 (0.01704)cmtotal length at pubertyADW
LpC8.1 6.816 (0.1586)cmcarapace length at pubertyKrou1973
LpmC4.4 5.228 (0.1881)cmcarapace length at pubertyKrou1973
Li110 74.88 (0.3192)cmultimate total lengthEoL
L13.1 4.056 (0.3084)cmtotal length at 1yrWiki
Wwj0.0746 0.07619 (0.02125)gwet weight at metamguess
Wwp413 331.9 (0.1965)gwet weight at puberty for femalesKrou1973
Wwpm70.4 59.29 (0.1578)gwet weight at puberty for malesKrou1973
Wwi2e+04 2.389e+04 (0.1945)gultimate wet weightEoL
Ww6450 423.5 (0.05898)gwet weight at 6yrWiki
R188.219 0 ( 1)#/dreprod rate at TL 18 cmADW
R45205.5 193.1 (0.06005)#/dreprod rate at TL 45 cmADW
E0 21 25.76 (0.2266)gegg energy contentAttaHudo1987
Pseudo-data at Tref
DataGeneralised animalHomarus americanusUnitDescription
v 0.02 0.004276cm/denergy conductance
kap 0.8 0.4048-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 65.78J/^3vol-spec som maint
k_J 0.002 0.0021/dmaturity maint rate coefficient
kap_G 0.8 0.8003-growth efficiency


  • Carapace length vs wet weight: (W in g) = 5.75e-4 (CL in mm)^3.0861 (ref: Mori1994)
  • Carapace length vs wet weight: (W in g) = 1.2e-3 (CL in mm)^2.9013 (ref: Krou1973)


  • Males are assumed to differ from females by E_Hp


  • The creation of this entry was supported by the Norwegian Science Council (NFR 255295)


  • [Wiki]
  • [EoL]
  • [ADW]
  • [AttaHudo1987] J. Attard and C. Hudon. Embryonic development and energetic investment in egg production in relation to size of female lobster (Homarus americanus). Canadian Journal of Fisheries and Aquatic Sciences, 44:1157--1164, 1987.
  • [GendOuel2009] L. Gendron and P. Ouellet. Egg development trajectories of early and late-spawner lobsters (Homarus americanus) in the Magdalen Islands, Quebec. J. Crust. Biol., 29:356--363, 2009.
  • [Kooy2010] S.A.L.M. Kooijman. Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge, 2010.
  • [Krou1973] J. S. Krouse. Maturity, sex ratio, and size composition of the natural population of American lobster, Homarus americanus, along the Maine coast. Fishery Bulletin, 71:165--173, 1973.
  • [Mori1994] M. Moriyasu. Length-weight relationship for lobster (Homarus americanus) in three areas of the northern Northumberland Strait. Technical Report 84/94, Canadian Atlantic Fisheries Scientific Advisory Committee, 1994.

Bibtex file with references for this entry

Bas Kooijman, Starrlight Augustine, 2017/08/31

accepted: 2017/08/31

refer to this entry as: AmP Homarus americanus version 2017/08/31