wow. this really has me confused. On the shark topic I think there are very few people in the aquarium hobby that have the space for the type of set-ups most sharks require.
Keeping a shark is unlike keeping other fish and they have very specific requirments beyond the obvious space that they need. Sharks are very interesting and intellegent fish and one of my personal favorites, though thier sutability for the "average" home SW
aquarium is obviosuly not good at all. Its kind of like when FW
aquarists buy young red tailed catfish and within several years they are 5 ft long and weigh 40 pds and are much larger than the aquarium iteself.