| 
      acarbohydrate (by difference).
        |  | ref.d. | SBMd | FPMd | CNAd |  
        | protein    (Nx6.25) | 43 | 45 | 39 | 44 |  
        | LYS | 2.7 | 2.7 | 2.7 | 2.9 |  
        | ARG | 2.1 | 2.2 | 2.3 | 2.3 |  
        | HIS | 1.0 | 1.0 | 1.0 | 1.1 |  
        | LEU | 2.9 | 3.0 | 2.9 | 3.1 |  
        | ILE | 1.8 | 1.9 | 1.8 | 1.9 |  
        | VAL | 2.1 | 2.2 | 2.2 | 2.3 |  
        | THR | 1.5 | 1.6 | 1.6 | 1.7 |  
        | MET | 1.0 | 1.0 | 0.9 | 1.1 |  
        | PHE | 1.6 | 1.7 | 1.7 | 1.7 |  
        | TRP | 0.5 | 0.6 | 0.4 | 0.5 |  
        | crude    fat | 10 | 8 | 7 | 9 |  
        | carbohydratea | 25 | 29 | 38 | 26 |  
        | DE    (kJ/g DM) | 18 | 19 | 18 | 16 |  
        | crude    fiber | 3 | 1 | 1 | 3 |  
        | moisture | 8.4 | 7.5 | 6.8 | 7.8 |  
        | ash | 9 | 9 | 8 | 9 |  
        | %    DM lossb | 10a | 12c | 10a | 12b |  bstability of the diets in dry matter (DM) after 1 h-immersion in seawater (Aquacop
    1978). Values were means of four replicates. Means within columns with the same 
    letter were not significantly different at p<0.05.
 cReference diet abbreviated as ref. d
 |