sera Bloodworms FD Snack is the treat consisting of 100% bloodworms for all predominantly carnivorous fish. Due to the excellent acceptance and the high protein ratio, bloodworms - which are very popular food also in nature - are particularly well suited for finicky animals (e.g. newly added fish not accustomed with dry food). The wholesome composition additionally supports successful breeding and promotes the healthy development of juvenile fish. Due to the gentle freeze-drying the valuable nutrients of the natural food are fully retained.sera Bloodworms FD Snack+ natural snack consisting of 100% bloodworms+ with a high protein ratio and excellent acceptance+ particularly well suited for finicky fish, breeding preparation, and juvenile fish+ meet the natural nutritional spectrum of the fish+ gently freeze-driedfeeding recommendation sera Bloodworms FD SnackFeed several times a week in-between meals, only as much as the animals take up within a short time.Ingredients: bloodworms (100%)