I have a 55-60 (4 x 1 x 2) Gallon Saltwater Aquarium.
I have had a Lawnmower Blenny, and just recently got a Black Blenny.
Needless to say from what I have read, it is an all out war
I have also read that you can set up the tank to where they will coexist. What is the set up that would have to...