brown fuzz

I have a guppy that has a fairly large brown fuzzy growth on his tail fin. The fin was previous richy colored orange/blue, but the area has bleached to white all around the growth. Looking closely, he seems to be bleaching in other parts of his body, and I believe there may be a slight...

Hi- This is my first planted tank. Thought I was doing well, until I read the 4 part series...ah, well. If you stop learning, etc... I have a couple of plants whose ID I do not know. Hoping to get them ID'd so I can complete the profile for my aquarium. The second plant is having some troubles...