Micro-particle size range (μm) Mass (g) Particle counts Particles per g Mean particles per g Small: Large particle ratio g of particles added to tanks Particles added to tanks
Trial 1              
150-200 0.00014 63 450,000 459,595 4.71 4.35 1,999,238
150-200 0.00011 49 445,454        
150-200 0.00018 87 483,333        
50-100 0.00025 552 2,208,000 2,165,166   0.92 1,991,952
50-100 0.00015 330 2,200,000        
50-100 0.00016 334 2,087,500        
Trial 2              
150-200 0.00016 75 468,750 434,979 5.61 4.60 2,000,903
150-200 0.00015 64 426,666        
150-200 0.00042 172 409,523        
50-100 0.00030 727 2,423,333 2,443,789   0.82 2,003,906
50-100 0.00014 380 2,714,285        
50-100 0.00016 351 2,193,750        
Table 1: Enumeration of micro-particles to determine quantity of food particles added to test tanks for Trial 1 (top) and Trial 2 (bottom).
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