Research Article

Impact of Diets Containing Plant Raw Materials as Fish Meal and Fish Oil Replacement on Rainbow Trout (Oncorhynchus mykiss), Gilthead Sea Bream (Sparus aurata), and Common Carp (Cyprinus carpio) Freshness

Table 3

Formulations and proximate compositions of carp feeds containing plant ingredients (P) and feeds containing low FM and FO (F).

Feed name/formula codeJuveniles/adultsJuveniles/adults
(V diet)(F diet)

Ingredients2014201520142015

Fishmeal (60% protein)00160.0140.0
Winter wheat meal89.0165.0100.8205.0
Maize270.0275.040.365.0
Full-fat soya90.095.0307.3275
Soybean meal (46% protein)383.0295.040.365.0
Blood meal80.080.050.050.0
Yeast, feed grade50.050.050.050.0
Vit.-min. mix20.020.020.020.0
Fish oil0018.020.0
Linseed oil18.020.000

Proximate composition

Dry matter (g kg−1)917.1925.0918.4918.6
Crude protein (g kg−1)317.2295.7327.0301.8
Crude fat (g kg−1)59.274.362.773.8
Energy (KJ/g DM)18.218.318.118.0
Crude fibre (g kg−1)42.333.661.328.7
Crude ash (g kg−1)23.242.122.459.6

Fatty acid composition 
(g kg−1 total FA)

16:0112.3112.9150.3145.9
18:2ω6382.8401.6287.3312.9
18:3ω3184.3187.540.060.4
20:4ω60.900.705.905.30
20:5ω32.100.7029.724.5
22:6ω34.501.9065.059.5
Total SFA188.2164.5256.0216.3
Total MUFA226.0238.0274.0283.0
Total n-6373.4402.7301.1326.9
Total n-3184.3190.1144.6153.6