Pterodroma leucoptera

COMPLETE = 2.5; MRE = 0.108; SMAE = 0.116; SMSE = 0.026

Data & predictions

data prd RE symbol units description
48 48.14 0.002884 ab d age at birth
90 89.29 0.007846 tx d time since birth at fledging
730 765.4 0.04852 tR d time since birth at 1st brood
9125 9867 0.08128 am d life span
32 31.03 0.03032 Wwb g wet weight at birth
550 549.9 0.0001325 Wwi g ultimate wet weight
0.00274 0.002774 0.0126 Ri #/d maximum reprod rate
see figure 0.166 tW time since birth vs. wet weight
0.02 0.04897 1.449 psd.v cm/d energy conductance
0.8 0.8822 0.1028 psd.kap - allocation fraction to soma
0.95 0.95 0 psd.kap_R - reproduction efficiency
18 952.9 51.94 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
0.8 0.7989 0.00141 psd.kap_G - growth efficiency

std parameters at 20.0°C

symbol units value free description
T_ref K 293.1 0 Reference temperature
T_A K 9000 0 Arrhenius temperature
z - 3.489 1 zoom factor
F_m l/d.cm^2 6.5 0 {F_m}, max spec searching rate
kap_X - 0.5 0 digestion efficiency of food to reserve
kap_P - 0.1 0 faecation efficiency of food to faeces
v cm/d 0.04897 1 energy conductance
kap - 0.8822 1 allocation fraction to soma
kap_R - 0.95 0 reproduction efficiency
p_M J/d.cm^3 952.9 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 7333 1 [E_G], spec cost for structure
E_Hb J 9975 1 maturity at birth
E_Hp J 2.631e+06 1 maturity at puberty
h_a 1/d^2 2.211e-25 1 Weibull aging acceleration
s_G - 0.05 0 Gompertz stress coefficient
E_Hx J 9.114e+05 1 maturity at fledging
f - 1 0 scaled functional response for 0-var data
f_00 - 1 0 scaled functional response for tW data at 00 d
f_40 - 1 0 scaled functional response for tW data at 40 d
f_90 - 0.55 0 scaled functional response for tW data at 90 d
t_0 d 31.88 1 time at start development
t_N d 365 0 time between clutches at T