THREADFIN RAINBOW MAKE SUPERB ADDITIONs TO THE PEACEFUL SOFTWATER COMMUNITY AQUARIUM. THEY ARE BEST MAINTAINED IN SMALL GROUPs, IDEALLY OF AT LEAST 6 SPECIMENs WITH 2 FEMALEs TO EVERY MALE. THE FEMALEs ARE VERY PRETTY FISH BUT IT IS THE MALEs WITH THEIR ELONGATED DORSAL & FINNAGE THAT ARE THE MOST EYE-CATCHING. KEEPING A MIXED SEX GROUP OFTEN RESULTs IN MALEs DISPLAYING QUITE STUNNING COLORATION WHILST DISPLAYING TO THE FEMALEs, SO AS TO ‘OUT-DO’ RIVAL MALEs. THE TANK ITSELF SHOULD BE AT LEAST 2FT LONG & DARKLY FURNISHED WITH A GOOD AMOUNT OF BOGWOOD & PLANT COVER, BOTH ROOTED &…