Marine aquarium cautions

[Underwater]

Here are a few-but I am sure there are more out there:

http://www.ehow.com/how_9376_identif...jellyfish.html (and other stings)

http://www.e-med.co.uk/diving/dive_q...php?sub_cat=67 (first aid at the end of the response)

http://saltaquarium.about.com/cs/ven...a/aa042798.htm (about fish)

HTH-
~M