They are meant to simulate the spectrum of the sun, depending on the bulbs. Blue usually simulates the dim sunlight or moonlight, while white lights tend to mimic the tropical sunlight the fish receive in the water, which can be beneficial in growing needed bacteria. Be sure to read up on the different bulbs before purchasing.
I might have read the post incorrectly, I believe you put seven fish in the tank at once? If so watch the water parameters they will most likely spike up. So be ready with water to make a few partial water changes.
Good Luck
I might have read the post incorrectly, I believe you put seven fish in the tank at once? If so watch the water parameters they will most likely spike up. So be ready with water to make a few partial water changes.
Good Luck