Can Fish Stay In Bowls

Can Fish Live in Bowls? While it is possible for a fish to survive in a bowl of water, consideration should be given to the quality of that fish’s life. Like other animals, fish breathe oxygen and release carbon dioxide, using their gills to extract oxygen from the water. How long can you keep fish…

Can Fish See Purple in the USA

The actual colors within the visible spectrum are determined by the wavelengths of the light: the longer wavelengths are red and orange; the shorter wavelengths are green, blue, and violet. Many fish, however, can see colors that we do not, including ultraviolet. What colors can fish see? Most fish can distinguish color over wavelengths ranging…

Can Fish Live In A Copper Tank

Copper has been used effectively for many years to control algae and fish parasites in freshwater and marine systems. Because copper does not discolor the water, it is a preferred treatment for use in display aquaria. Chronic copper exposure will also adversely affect fish health. Does copper hurt fish? Copper sulfate is toxic to very…