i'm sorry but this information is wrong. Figure 8 puffers are slightly brackish fish and Green Spotted Puffers are saltwater when adults.
here's an article on F-8
http://www.aquasource.org/CMS/module...103&page=1
here's an article on GSP
http://puffer.proboards2.com/index.c...num=1077952335
Go to this board for more info:
http://puffer.proboards2.com/