trigger question

[viperfish]

Nothing to worry about, I doubt there's anything in this hobby that will break through aquarium glass (I've done the Mantis thing). I assume you have a large tank for a Golden Heart. If not, the glass will be the least of your worries. Triggers get real aggressive when they feel cramped.

[mytank90]

thanks for the reply .the trigger is in a 120 gallon tank with 9 other fish . l know this tank will be small so am in process of setting up a 180 i just got