I seen a mixed fruit tetra or a fruit tetra or sumthing like that can i have a little bit of info on how to raise these or sumthin i seen them 1 time and they are some beautiful fish i was thinking about getting some for my new fish tank afetr everything is cycled. The 1 that is saw was a blue. 1 question i have is do they have to be in a large group because they are some expensive fish down here. :duh: