Captain Gill's Look in Sea &reg; The Captain Gill's Look In Sea is the perfect addition to any tropical fish aquarium Provides countless hours of fun and excitement for both children and adults Transform your ordinary fish tank into an underwater exploration experience that will ignite your imagination This aquarium viewer will magnify your fish, your reefs and broaden the tiny world of the tropical fish The Captain Gill's Look In Sea  may aid in the earlier detection of some tropical fish diseases