A normal kreisel tank housing various moon jellyfish A kreisel tank (kreisel remaining German for "spinning top" or "gyroscope") can be an aquarium formed similar to a horizontal cylinder that may be meant to hold delicate animals like jellyfish and newborn seahorses. These aquariums give sluggish, circular h2o stream that http://localsfeatured.com/directory/listingdisplay.aspx?lid=26144