When I was a kid we used to get the plain jane feeder guppies. These little fish were incredibly hardy and could put up with almost as much abuse as goldfish in terms of how well as 7 year old takes care of a fish tank. However, now the only fish you see in stores are the fancy guppies and they...
1. "Blue Jays" 8/10
I'm not entirely sure what these suckers were but man were they mean. I had them when I was quite young in my parents tank. They were a bright iredesent blue and very beautiful. They also killed everything else in a 50gal tank, tetras, sword tails molly's you name it...
A friend of mine has a small (30gal) salt water tank with glass that was too thin and the tank burst. She ended up missing all of her classes at University that day as her and her boyfriend worked tirelessly to save fish, living rock and inverts and to set up a new tank.
If the glasses is at...
My smaller tropical tank is a 10gal amazon pool tank. I currently have a couple corys a small school of neons and very tiny clown pleco in it. The design I'm following has recommended having hatchet fish as a top swimmer in this biotype however no aquarium stores in my city carry hatches except...