Fish

Most fish reproduce by sexual reproduction - the fusion of sperm produced from testes and eggs produced from ovaries. However, some fish species have separate sexes and others live as hermaphrodites. How do fish release sperm? Once the sperm are released, they move into the vas deferens, then travel through...

You should feed your pet fish two to four pellets at a time. Considering that a betta fish can survive 12–24 hours without food, its unexpected death due to lack of meals can happen during this time. However, it is believed that frozen or just-cooked fish is easier to keep...

When setting up your aquarium, those fishes should be added gradually. You can extend the aquarium cycling process by giving fish food that's much less or little feeding at first, and then gradually add more food of higher nutritional quality. Fermentation processes that occur in the aquatic environment during the...

Undoubtedly, the Rhincodon typus, which is regarded as the biggest fish in the world and virtually unchanging in 400 million years, greatly surprises us. What are the 2 biggest fish? The basking shark is the second largest animal in the world, being next only to the whale sharks. All kinds...

The answer to this question is usually a combination of food types. Such is the case with freshwater fish which have a diet consisting of both insects (flies, mayflies, midges, crickets, grasshoppers, beetles) as well as snails, sometimes even earthworms (super worms), mealworms (bloom worms), and flying insects such as...

Researchers claim that there are more than 3.5 trillion fish in the ocean today, but their status continues to change due to ecology and human activity. What percentage of fish are left in the ocean? With industrial fishing practices having grown rampant, 90% of all large fishes have gone missing...

The cost of koi fish can greatly vary and range depending on if purchased individually within an aquarium or more than one. They are often currently sold online or to acquire in an area-style store that specializes in commercial aquarium fish rooms. They are often $40 when bought wholesale; or...

Betta fish live normally 2 to 4 years old. The length of your betta fish's life is directly related to the environment you keep them in. By maintaining a clean tank and watching their diet, you can help them live a longer life. How long do betta fish live? Betta...

As you know, betta fish tend to eat pellets regularly. After all, pellets are the easiest types of food for them to consume, and these tend to be offered by the bowl owners on a regular basis. Besides, betta fish are known to be happy with single meals on occasion....

For those who are asking how to clean a fish tank, there are many ways. To start, it is important to wash your arms and hands to your elbows. Next, unplug the filtration system and all lights. Remove any synthetic decorations and fibers from the glass and scrub it with...