Some of you may know- to add to the list of crazy traits I have, I love fish keeping. When I was born my parents had 21 fish tanks in the house, in fact, they met at a fish club show. Growing up I was around all varieties of tanks, from 5 gallons to 125

For years, well really nearly 3 decades, my father and I have been raising tropical freshwater fish. Occasionally the tank will somehow acquire a growth of black algae. Black algae is insidious. Once you get it it is impossible to get rid of without tearing the tank apart and bleaching everything. The danger here is