Table 15-1. Description of the Experimental Diets 
Experimental Diets 
Source and Description^ 
1. Wild plankton 
Collected in West Passage, Narragansett 
Bay by conical net with 243ju mesh opening 
and retained on a 116ju mesh sieve. 
2. Brine shrimp 
nauplii, live 
San Francisco Bay brine shrimp, Artemia 
salina, eggs hatched and harvested after 
72 hours in filtered and autoclaved seawater 
of 20-22°C and 20-30 o/oo salinity. 
3. Starved 
Unfed 
4. Brine shrimp 
nauplii, freeze-dried 
Nauplii as obtained in diet #2, then 
freeze-dried 24 hours to constant weight. 
5. Tetra Marin 
Lot #125244. Tetra Marin Staple Food, 
Tetra Werke Dr. rer. nat. Baensch, Melle, 
West Germany 
6. Artificial, CM-1 
Cortland #1 diet with cod liver oil. 
(See Table 1 5-2) 
7. Artificial, C-1 
Cortland #1 diet with soy bean oil. 
(See Table 1 5-2) 
8. Artificial, CMP-1 
Semi-purified diet with cod liver oil. 
(See Table 15-3) 
9. Artificial, CMP-2 
Semi-purified diet with cod liver oil and 
an amino acid supplement. (See Table 15-3) 
^ All diets were ground to a coarse powder of AOO/jl size or less. 
Fish were fed four times daily at a level of Five percent body wet weight. A 
compensation factor was provided to accommodate the flushing action of the 
system (7). 
Protein Analysis 
All fish were starved for 24 hours prior to sacrificing to reduce the stomach 
contents. The diet and Fish samples were acid hydrolyzed according to the 
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