Tropical fish, for example, do best between 75° and 80°F, goldfish and other cold-water species prefer temperatures below 70°F, and temperate fish can be found in habitats that overlap tropical and cold-water realms.
What temp should fish tank be?
With the exception of certain cold water species, most aquarium fish need warm water. Bettas, discus and certain other species do best in water that is between 76° and 85° F, most other tropical fish prefer a range of 75° and 80° F, and goldfish do best from 68° to 74° F.
What do I do if my fish tank is too hot?
Float a bag of ice or cold water in the fish tank to gently lower the water temperature. (Take care not to lower the temperature more than 2 or 3 degrees F in a 4-hour period.) Avoid putting ice cubes directly into your aquarium unless you make them with reverse osmosis or dechlorinated water.
Can fish recognize their owners?
Surprisingly, science has found that fish are capable of recognizing their owners face, even if the owner is standing by the tank with other people. Fish can develop an association between something they like, being fed, with the person who feeds them.
How long can Tropical fish go without eating?
Most healthy aquarium fish can go three days to a week without eating. However, it usually isnt recommended to go more a day or two without feeding unless completely necessary.