Great video!
Gobies are probably my favorite group of fishes.
I wish I could set up more systems just to watch all of their individual antics and behaviors.
I love that....... Those are the kind of things I love about this hobby,it isn't the most expensive fish or largest tank but cool things just like that....
I suspect that the getting up in the morning might be interesting too. I am going to try to film that. It shouldn't be too hard because he sleeps till late in the morning.
I would like to get him a companion but I don't even know if it's a he or she or how the pairing should be done.