The New Life Spectrum AlgaeMax Pellets herbivore formula features a ‘basket’ of nine varieties of algaes and seaweed in addition to the high-density Spectrum Nutrition Formula. This provides a more rounded diet than simply loading the pellets with a single ingredient. Great for omnivores as well. 2mm - 2.5mm pellets. For Medium Fish. Most pellets will sink (high-density). 300 grams.