Diamond Watchman Goby not yet sand sifting

[James Johnson]

People don't understand that purely by walking up to your tank you can cause vibrations that scare the fish, to observe newly added fish start from afar and slowly walk up to he tank placing your feet carefully and then sit down several feet away from the tank, the fish should start to behave naturally after a while but stomping right up to the tank and putting your face up to the tank can be frightening to the fish