blenny with goby

I have a 135 gallon display that I have a rather large Diamond Watchman Goby in. He's definitely focused on the sand bed. Would there be an issue with adding a blenny? If compatibility isn't an issue, what type of blenny would y'all recommend for this tank? We have a Bicolor in my 25 gallon...

Hi there, I have a 55 gallon fish only tank with a 1” ocellaris clownfish, algae blenny about two inches long, 5 hermit crabs, 2 nerite snails, and one turbo. The blenny and clown were purchased together about two months ago along with the hermits and snails. They all get along well but the...