Nymphicus hollandicus

COMPLETE = 2.5; MRE = 0.107; SMAE = 0.128; SMSE = 0.028

Data & predictions

data prd RE symbol units description
20.5 20.22 0.01367 ab d age at birth
31.5 31.84 0.01087 tx d time since birth at fledging
456 577.5 0.2665 tR d time since birth at 1st brood
1.278e+04 1.326e+04 0.038 am d life span
5.68 6.03 0.06168 Ww0 g initial wet weight
5 4.502 0.09967 Wwb g wet weight at birth
86.5 90.82 0.04997 Wwi g ultimate wet weight for females
87.4 86.9 0.005688 Wwim g ultimate wet weight for males
0.0117 0.01149 0.01804 Ri #/d maximum reprod rate
see figure 0.1789 tW time since birth vs. wet weight
0.02 0.09169 3.585 psd.v cm/d energy conductance
0.8 0.957 0.1962 psd.kap - allocation fraction to soma
0.95 0.95 0 psd.kap_R - reproduction efficiency
18 1196 65.42 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 0.8017 0.002176 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 - 2.45 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 0.09169 1 energy conductance
kap - 0.957 1 allocation fraction to soma
kap_R - 0.95 0 reproduction efficiency
p_M J/d.cm^3 1196 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 7306 1 [E_G], spec cost for structure
E_Hb J 615.2 1 maturity at birth
E_Hp J 3.569e+05 1 maturity at puberty
h_a 1/d^2 3.613e-23 1 Weibull aging acceleration
s_G - 0.01 0 Gompertz stress coefficient
E_Hx J 6.198e+04 1 maturity at fledging
f - 1 0 scaled functional response for 0-var data
f_00 - 0.7823 1 scaled functional response for tW data at 00 d
f_10 - 1.31 1 scaled functional response for tW data at 10 d
f_20 - 1.082 1 scaled functional response for tW data at 20 d
f_40 - 0.9122 1 scaled functional response for tW data at 40 d
f_50 - 0.9385 1 scaled functional response for tW data at 50 d
t_0 d 10.76 1 time at start development at T
t_N d 365 0 time between clutches at T
z_m - 2.421 1 zoom factor for males