Betta fish typically need 8 to 12 hours of light, and 12 to 16 of darkness, so make turning off your tank light a pre-bedtime habit. Too much light – and not enough darkness – also highly stresses your fish because they don’t know night from day, when to sleep, when to wake and their…

Your tap water is an easy choice for betta fish water and is the most popular choice. Tap water can be used as long as you condition it properly. Betta fish will thrive in a water with a “neutral” pH of around 7.0. Most tap water pH will fall within a range of 6.5 to…

Do Betta Fish Recognize Their Owners? Surprisingly, science has found that fish are capable of recognizing their owner’s face, even if the owner is standing by the tank with other people. It’s normal for betta fish to swim to the front of the tank when an owner comes up to it. How do you make…

Canned Tuna or Other Fish Much like milk, people often view fish as a healthy and fairly typical food to give cats. The biggest problem is that fish isn’t a balanced food for cats and it doesn’t have the vitamins and minerals that cats need. Can cats eat fish snacks? Cats most certainly can eat…

These discus-shaped fish are a graceful and colorful addition to a guppy fish tank. They enjoy a planted aquarium and will thrive on a carnivorous diet. The only issue with keeping these fish together is that they water temperature requirements don’t perfectly match up. Discus fish enjoy warmer water than guppy fish. What fish can…

Most fish will eat tadpoles. In a pond, fish are the dominant species and will eat almost anything. Fish that eat tadpoles includes regular pond fish such as koi and goldfish. What type of fish will eat tadpoles? If you’re wondering “do goldfish eat tadpoles and frogspawn?” then the answer is most definitely yes. Goldfish…

The short answer is yes. Depending on diet, fish can have varying levels of fat deposits and some fish can be chubbier than others. In nature, overweight fish are uncommon because fish generally live in food limited environments. Does fish increase weight? Fish is an important food item on our list of food to gain…

Can fish love humans? Scientists at the University of Burgundy in France carried out a study on convict cichlid – a popular aquarium fish that looks a little bit like zebra. This shows us that fish do feel companionship and that it’s not just humans or mammals, so love really is in the water!. Do…

The equation states that the nominal interest rate is equal to the sum of the real interest rate plus inflation. The Fisher equation is often used in situations where investors or lenders ask for an additional reward to compensate for losses in purchasing power due to high inflation. What does the Fisher Effect tell us?…

Let me answer the question right away: NO, fish do not shed their scales, in normal conditions. They don’t have to do such a thing. Actually, if nothing bad happens in their environment, your fish will never shed their scales. They need them to live a healthy life. Why are the scales falling off my…

Smell for a pungent fishy aroma. All fish—raw or cooked—smells like fish. However, refrigerated fish that has started to go bad will have an increasingly fishy smell. If given enough time, this potent fish smell will develop into the putrid smell of rotting meat. Is it OK if fish smells fishy? Fishy smell You would…

Ancient Egyptian fishermen used several tools to catch fish. They fished with bronze and copper hooks tied to lines or with sharp, pointed metal harpoons attached to reed poles. From their papyrus rafts, fishermen would cast nets to pull fish from the water. Fresh fish was often a part of an ancient Egyptian dinner. How…