need a couple IDs

[BonelessEvil]

first, I thought this little guy was a blenny, but now I'm thinking it's a male spotted Dragonet. Correct? 2nd, while he never stressed out my female Green Mandarin Dragonet, the Mandarin died. Could it be possible that he and her lowered the population of copepods in the tank and therefore, she died from lack of food? The tank is about a year old and I've supplemented it with copepods from

https://photos.app.goo.gl/HZnhaDaKdebhGJ4L7

These next ones, I believe, are Cyphastreas. Correct me if I'm wrong. I still don't know exactly which types, though.

https://photos.app.goo.gl/EfqUQJwgqPPAYPc86
https://photos.app.goo.gl/fPwfWC2V9eSuDGG68
https://photos.app.goo.gl/NUDsXPsmifpbneNM6

Thanks for all the help.

 

[DSC reef]

The first pic is a scooter dragonet, they eat the same pods as a mandarin.
The next 2 pics are cyphastrea and the last one is a favia/favites.