Well Dwarf gourami are most notably small fish hence the name "Dwarf".
Once a day feeding if fine, and two or three pellet's plenty.
As for swimming up and down the glass, this could be simply adapting to new environment and subside after a few days to a week.
Or could be water quality issues but we have no info on tanks size,how long tank has been running with fish,or water parameter's.
Once a day feeding if fine, and two or three pellet's plenty.
As for swimming up and down the glass, this could be simply adapting to new environment and subside after a few days to a week.
Or could be water quality issues but we have no info on tanks size,how long tank has been running with fish,or water parameter's.