Nutritional Freshwater Life
240
Oncorhynchus mykiss Walbaum 1792 (= Salmo gairdneri)
Order: Salmoniformes
Family: Salmonidae
Common name: Rainbow trout.
Distribution: Native to Alaska, Baja
California, and Mexico; Canada, United
States (Torres, 1991j).
Habitat: Lakes, rivers, and streams.
Description: Body is elongated and
somewhat compressed, especially in
larger fish. No nuptial tubercles are
seen. Stream residents and spawners
are darker in color. Lake residents are
lighter, brighter, and more silvery. This
species grows to a size of 120 cm and
25.4 kg (Torres, 1991j).
Nutritional Facts
Proximate Composition (% WW)
Moisture Protein Lipid Ash Cholesterol a
71.65
19.60 4.43 1.36
35.04
a mg/100 g.
Fatty Acids (% of Total Fatty
Acids)
SFA
27.65
MUFA
35.56
PUFA
23.09
n-3
15.64
n-6
7.45
Source: Data from Celik et al.
(2008).
Major Elements in the Muscle (mg/100 g)
Na
K
Mg
Ca
P
63
413
26
12
245
Trace Elements in the
Muscle (μg/100 g)
Fe
Mn
Se
441
30
25
Vitamins in the Muscle (μg/100 g)
A
B1
B2
B6
32
84
76
0
Source: Data from Steffens et al. (2006).
Amino Acids (g/100 g)
Arginine
6.41
Histidine
2.96
Isoleucine
4.34
Leucine
7.59
Lysine
8.49
Methionine
2.88
Cysteine
0.80
Phenylalanine
4.38
Tyrosine
3.38
Threonine
4.76
Tryptophan
0.93
Valine
5.09
Source: Data from Jarmolowicz and
Zakês (2014).