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sera guide - Marine aquariums

40 Healthy treats sera Spirulina Tabs can be at- tached to the glass inside the aquarium. This completely ve- getable tablet in premium qual- ity contains more than 20% of Spirulina algae. sera Spirulina Tabs are indispensable for al- gae-eating animals such as surgeonfishes or blennies. sera FD Artemia Shrimps con- sist of tender brine shrimps. They are a healthy treat for all marine fish. sera FD Krill is a food of carotene rich small crus- taceans that live in the ocean and feeds on plank- ton. sera FD Krill is very rich in protein. It is ideally suited for strengthening fish and increasing the readiness to spawn.