K... so after a lot of help it's been narrowed to these two choices :
(55 gallon planted tank, no CO2, finnex LED lights, aquaclear 110, aqueon 950 powerhead circulating pump)
option 1 :
10 pink danios
10 neon tetras
10 harlequin raspboras
5 bossmani rainbows
1 albino bristlenose
4...