Whoops, didn't notice the size of your tank with the 66g. Triggers are out of the question then.
Originally Posted by Austin23
And the saltwater fish store I got him from sai he should be fine in a 55 as long as it didn't get crowded
As for the Niger trigger in the 55, that is way too small a tank. They are a large fish and require much more swimming room even at a juvenile stage.