Dennerle CrustaGran is a sinking special feed tailored to the needs of fresh water shrimps and dwarf crayfish. Dennerle CrustaGran contains high-quality proteins from aquatic animals and a high percentage (20%) of valuable algae - Chlorella, Dunaliella, Ascophyllum and 10% Spirulina - for balanced growth and problem-free moulting. Vital vitamins provide for vitality and strengthen resistance to diseases. Natural carotenoids and astaxanthin help to bring out shrimps natural colouring in all its glory, particularly in yellow-, orange- and red-coloured varieties. Dennerle CrustaGran retains its form in water for up to 24 hours. This avoids unnecessary contamination and clouding of the water.Dennerle Crusta Gran:+ granule size: 2 mm+ for a biologically balanced diet geared to these crustaceans needs+ with 20% algae content: 10 % Spirulina, Chlorella, Dunaliella,Ascophyllum+ water-stable for up to 24 h - no clouding effectFeeding instructions Dennerle CrustaGran:Feed each day, as much as th