Nautilus pompilius

COMPLETE = 2.3; MRE = 0.050; SMAE = 0.048; SMSE = 0.005

Data & predictions

data prd RE symbol units description
335.5 333.3 0.006493 ab d age at birth
2673 2545 0.04803 tp d time since birth at puberty
4380 4381 0.0001511 am d life span
2.6 3.104 0.194 Lb cm shell diameter at birth
11.3 10.84 0.04053 Lp cm shell diameter at puberty
16.5 17.61 0.06731 Li cm ultimate shell diameter
4 3.782 0.05455 Wwb g wet weight at birth
490 517.7 0.05663 Wwi g ultimate wet weight
0.0055 0.005329 0.03116 dLp cm/d change in shell diameter at puberty
0.03014 0.0302 0.002201 Ri #/d max reproduction rate
0.02 0.02056 0.02797 psd.v cm/d energy conductance
18 22.14 0.23 psd.p_M J/d.cm^3 vol-spec som maint
0.002 0.002 0 psd.k_J 1/d maturity maint rate coefficient
0.3 0.4956 0.652 psd.k - maintenance ratio
0.8 0.9017 0.1272 psd.kap - allocation fraction to soma
0.8 0.8008 0.001001 psd.kap_G - growth efficiency
0.95 0.95 0 psd.kap_R - reproduction efficiency

abj parameters at 20.0°C

symbol units value free description
T_ref K 293.1 0 Reference temperature
z - 2.191 1 zoom factor
F_m l/d.cm^2 6.5 0 {F_m}, max spec searching rate
kap_X - 0.8 0 digestion efficiency of food to reserve
kap_P - 0.1 0 faecation efficiency of food to faeces
v cm/d 0.02056 1 energy conductance
kap - 0.9017 1 allocation fraction to soma
kap_R - 0.95 0 reproduction efficiency
p_M J/d.cm^3 22.14 1 [p_M], vol-spec somatic maint
p_T J/d.cm^2 0 0 {p_T}, surf-spec somatic maint
k_J 1/d 0.002 0 maturity maint rate coefficient
E_G J/cm^3 5486 1 [E_G], spec cost for structure
E_Hb J 1753 1 maturity at birth
E_Hj J 9.63e+04 1 maturity at metam
E_Hp J 9.63e+04 1 maturity at puberty
h_a 1/d^2 9.229e-09 1 Weibull aging acceleration
s_G - 0.0001 0 Gompertz stress coefficient
T_A K 8000 0 Arrhenius temperature
del_M - 0.4345 1 shape coefficient
f - 1 0 scaled functional response for 0-var data