What corals are these? Just purchased!

[Miami Reef]

My brother bought these 2 corals and I have no clue what the heck they are. Can I get some help?

 

[DSC reef]

Goniopora and a plate coral

 

[Miami Reef]

Thank you thank you thank you!!

 

[adam finley]

I’m a newb but I’ve been looking at getting a plate coral as well and from what I’ve read it should be placed on your sand bed.

 

[Miami Reef]

Thank you! I didn’t know that. I moved it to the sand bed.