Table 9. Size and proximate composition of commercial feeds used to grow Atlantic salmon from fry to market size
Diameter, mm Body weight (g) Crude protein, % Crude fibre, % Nitrogen free extract, % Ash, % Fibre, % Phosphorus, % DE, KJ/g1 DP/DE (g DP/MJ DE)2
0.3 <0.3 5055 18  58 <12 <1 1.51.7 1819 23.624.6
0.5 0.30.8 50 18  58 <12 <1 1.41.6 1819 22.423.6
0.8 0.81.5 50 20  812 <10 <1 1.41.6 1920 21.322.4
11.2 1.55 50 20  812 <10 <1 1.41.6 1920 21.322.4
1.51.8 5.0-10.0 50 20  812 <10 <1 1.41.6 1920 21.322.4
2 10.030.0 4550 22  812 <10 <1.5 1.41.6 1920 20.121.3
3 30.0100.0  4850 2426  1215 <11 <1.5 1.11.4 1920 21.321.5
4 100250  4648 2628  1215 <11 <2 1.11.4 1920 20.420.6
5  250 500  4446 28  1216 <9 <2 1.11.4 2021 18.618.7
6 5001 000 4446 28 1317 <9 <2 1.11.4 2021 18.618.7
77.5 1 0002 000 42 3032 1317 <9 <2 1.11.4 2122 16.217.5
9 0003 000 40 32 1317 <9 <2 1.11.4 2122 16.017.0
11 >3 000 40 32 1317 <9 <2 1.11.4 2122 16.017.0
Source: Lall (2009, Unpublished data)
1Digestible energy, Kilojoule per gram
2g Digestible protein Megajoule per digestible energy