Today I am reflecting more on ichthyology than anthropology. Our big event last weekend was setting up an aquarium--10 gallon, freshwater tank. Did a bit of research beforehand, mostly consisting of asking people with some existing knowledge what we should do, but arguably, not very much prior investigations, other than when I was a kid we had several aquaria in the house (not to mention dogs, turtles, birds, snakes--we were pretty well supplied with pets). So, a week ago Saturday we got the tank, set it up, got the water in. Next day went to get fish, relying on the guy at the Petco who assured us our choices were OK for a starter tank. Get home, introduce them to the tank, Kurt decides to read up some more on our new friends. Learn one is in fact not such a friendly species and might torment the others--so back to the pet store for a fish exchange. At that point, we did more web research, which I have to say is more confusing than anything else--a case of too much information and som...