Don't be to quick to judge Tiger Barbs. As stated several times before they are best kept in shoals to spread the aggression. I have 7 and I have never had a problem with nipping and they are such playful fish. I think you should have looked into it a little more and would have found that tiger...
I have a 29 Gal Tank with 2 pictus,6 cherry barbs,6 tiger barbs,and 2 yoyo loaches-I want to add 5 snakeskin barbs but I don't know if that is an ok idea with the size of the tank. I don't want to crowd or exceed the bio load either. Most of the fish are full grown now(except the cats,but they...