Colin - lists his top ten as:
Shows well, look good in any community set up.
The only fish that won me best in show.
I like the way these move around, long lived and slow growing
Look good in small shoals.
Always show well, look good in a shoal
A colourful fish (females), peaceful for a large fish.
One of the smaller Gourami looks good and show well.
A small good looking barb, best in a shoal.
Poecilia reticulata (Guppies)
Colourful always breeding a good community fish.