Mirounga leonina

COMPLETE = 2.5; MRE = 0.163; SMAE = 0.186; SMSE = 0.068

Data & predictions

data prd RE symbol units description
220 259.5 0.1796 tg d gestation time
23 16.46 0.2842 tx d time since birth at weaning
1059 1153 0.08871 tp d time since birth at puberty for females
9125 9075 0.005425 am d life span
260 268.6 0.03307 Li cm ultimate total length for females
500 483.2 0.03368 Lim cm ultimate total length for males
4.25e+04 5.458e+04 0.2843 Wwb g wet weight at birth
1.25e+05 5.692e+04 0.5447 Wwx g wet weight at weaning
4e+05 4.221e+05 0.05537 Wwi g ultimate wet weight for females
3.5e+06 3.558e+06 0.01661 Wwim g ultimate wet weight for males
0.00274 0.002457 0.1033 Ri #/d maximum reprod rate
see figure 0.1871 tW_f time since birth vs. wet weight
see figure 0.3055 tW_m time since birth vs. wet weight
0.02 0.0682 2.41 psd.v cm/d energy conductance
0.8 0.7318 0.08525 psd.kap - allocation fraction to soma
0.95 0.95 0 psd.kap_R - reproduction efficiency
18 7.719 0.5712 psd.p_M J/d.cm^3 vol-spec som maint
0.002 0.0002306 0.8847 psd.k_J 1/d maturity maint rate coefficient
0.8 0.8 5.45e-05 psd.kap_G - growth efficiency
0.3 0.2343 0.2188 psd.k - maintenance ratio

stx parameters at 20.0°C

symbol units value free description
T_ref K 293.1 0 Reference temperature
z - 57.02 1 zoom factor for females
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 0.0682 1 energy conductance
kap - 0.7318 1 allocation fraction to soma
kap_R - 0.95 0 reproduction efficiency
p_M J/d.cm^3 7.719 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 0.0002306 1 maturity maint rate coefficient
E_G J/cm^3 7846 1 [E_G], spec cost for structure
E_Hb J 8.446e+07 1 maturity at birth
E_Hx J 9.135e+07 1 maturity at weaning
E_Hp J 7.925e+08 1 maturity at puberty
h_a 1/d^2 4.653e-12 1 Weibull aging acceleration
s_G - 0.1 0 Gompertz stress coefficient
t_0 d 0.1 0 time at start development
T_A K 8000 0 Arrhenius temperature
del_M - 0.2123 1 shape coefficient
f - 1 0 scaled functional response for 0-var data
f_tW - 1 0 scaled functional response for tW data
z_m - 102.6 1 zoom factor for males