Do my fish need a light?

Do my fish need a light?

Fish respond to the same circadian rhythms as most other life on earth. For outdoor systems, this is easy to utilize for your fish, provided you do not blind them overnight with underwater lights. For the lowest stress environment, mimicking the natural outdoor cycle is best for your fish. If you cannot keep up with [...]

Do Fish Sleep?

Do Fish Sleep?

Yes, they do! Although it may look considerable different from humans or fluffy pets sleeping, most fish require rest periods where they reduce their activity and metabolism. Many fish must stay alert to danger in this low-energy state, so there is still some brain activity. Fish do not have eyelids, so they cannot close off [...]