Daphnia similoides

COMPLETE = 2.8; MRE = 0.123; SMAE = 0.165; SMSE = 0.035

Data & predictions

data prd RE symbol units description
1.62 1.589 0.01908 ab d age at birth
36 35.51 0.01364 am d life span
0.06 0.06747 0.1246 Lb cm total length at birth
0.2 0.2303 0.1514 Lp cm total length at puberty
0.5 0.6224 0.2447 Li cm ultimate total length
4.2 3.911 0.06882 Wdi mg ultimate dry weight
see figure 0.06802 tL10 time since birth vs. length
see figure 0.05239 tL17 time since birth vs. length
see figure 0.04312 tL20 time since birth vs. length
see figure 0.07077 tL23 time since birth vs. length
see figure 0.09921 tL25 time since birth vs. length
see figure 0.06821 tL27 time since birth vs. length
see figure 0.08927 tL29 time since birth vs. length
see figure 0.09168 tL32 time since birth vs. length
see figure 0.2211 tN10 time since birth vs. cum offspring
see figure 0.3317 tN17 time since birth vs. cum offspring
see figure 0.2255 tN20 time since birth vs. cum offspring
see figure 0.1459 tN23 time since birth vs. cum offspring
see figure 0.3065 tN25 time since birth vs. cum offspring
see figure 0.2716 tN27 time since birth vs. cum offspring
see figure 0.3488 tN29 time since birth vs. cum offspring
see figure 0.3705 tN32 time since birth vs. cum offspring
see figure 0.2473 Ttp temperature vs. time since birth at puberty
0.02 0.04432 1.216 psd.v cm/d energy conductance
18 6785 375.9 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 0.001314 0.9956 psd.k - maintenance ratio
0.8 0.8633 0.0791 psd.kap - allocation fraction to soma
0.8 0.7978 0.002723 psd.kap_G - growth efficiency
0.95 0.95 0 psd.kap_R - reproduction 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 - 0.1449 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 0.04432 1 energy conductance
kap - 0.8633 1 allocation fraction to soma
kap_R - 0.95 0 reproduction efficiency
p_M J/d.cm^3 6785 0 [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 4458 1 [E_G], spec cost for structure
E_Hb J 0.004023 1 maturity at birth
E_Hp J 0.3654 1 maturity at puberty
h_a 1/d^2 6.653e-05 1 Weibull aging acceleration
s_G - 0.0001 0 Gompertz stress coefficient
del_M - 0.2328 1 shape coefficient
f - 1 0 scaled functional response for 0-var data
f_10_20 - 0.5118 1 scaled functional response for tL10 data at 20 d
f_10_80 - 0.5839 1 scaled functional response for tL10 data at 80 d
f_17 - 0.5627 1 scaled functional response for tL17 data
f_20 - 0.5802 1 scaled functional response for tL20 data
f_23 - 0.5308 1 scaled functional response for tL23 data
f_25 - 0.5041 1 scaled functional response for tL25 data
f_27 - 0.4385 1 scaled functional response for tL27 data
f_29 - 0.3471 1 scaled functional response for tL29 data
f_32 - 0.3134 1 scaled functional response for tL32 data
t_0 d 0.9108 1 delay in the onset of embryo development