Research Article
Algal and Vegetable Oils as Sustainable Fish Oil Substitutes in Rainbow Trout Diets: An Approach to Reduce Contaminant Exposure
Table 6
Effect of feeding with a washout diet of herring oil on rainbow trout growth, nutritive utilization, and somatic parameters.
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
18 FO, 18 DP/DE diet with 100% fish oil; 18 SO, 18 DP/DE diet with 75% soybean oil; 18 CO, 18 DP/DE diet with 75% canola oil; 18 COS, 18 DP/DE diet with 75% blend of canola oil and Schizochytrium sp.; 24 FO, 24 DP/DE diet with 100% fish oil; 25 SO, 25 DP/DE diet with 75% soybean oil; 25 CO, 25 DP/DE diet with 75% canola oil; 25 COS, 25 DP/DE diet with 75% blend of canola oil and Schizochytrium sp.; DM, dry matter; DP/DE, digestible protein/digestible energy (lipids); TGC, thermal growth coefficient; FCR, feed conversion ratio; CF, condition factor; HSI, hepatosomatic index. Data represent the mean ± standard error means of duplicates, except for survival data presented as mean ± standard deviation of duplicates. Within the same line, different superscripts indicate significant differences due to the diet (). |