hi well i have my 29 gallon tank set up for about two weeks i had it runnin for about a week with no fish then i went to the local pet store and thought i was buyin a cool guppy ? lol but it turns out to be the black moore goldfish i think the ones that are all black with big eyes well they seem to eat everything i put in the tank but they look happy well then i realized that there not a real clean fish to have in a community tank but i since added four red eyed tetras and an algea eater and the goldfish still seem to eat all the food almost i am thinkin of takin them out any ideas i want a little shark and some more tetras in there any advice would be great p.s i also had a frog in there the underwater ones and he just died today and he seemed to be not eatin and rigt before he died he was at the top all day any ideas thanx for much Jon