Good isopod or parasitic?

[SteveVai9708]

I found this crawling in my tank (this not a pic from my tank, but it looks very similar), so is this a good isopod, or parasitic.

 

[Sugar Magnolia]

Your pic isn't showing.

 

[SteveVai9708]

http://https://i.ytimg.com/vi/rcM8TTo5r1A/hqdefault.jpg Sorry!

 

[Sugar Magnolia]

Harmless munnid isopods. Nothing to worry about.