Behavior

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...

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...

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...

How do fish get pregnant? The female delivers eggs through a special cavity within her abdomen. Then, these eggs can be fertilized either through the water or within the females body. Uniquely, the third option is for these females to keep the eggs in their bodies until they are ready...

How long does it take for fish to suffocate? The study found that 55–250 minutes are needed for various species of fishes to become insensible during asphyxiation. Fish that evolved in low oxygen scenarios take longer to die. At temperatures of and above 12°C, Fish lose consciousness faster.   Can...

Not uncommon, after starting a new aquarium, the aquarium can become cloudy due to the formation of nitrogen converting bacteria. Furthermore, this same bacterium can bloom if there is a sudden increase in nutrients in an established aquarium. How do you clear up a cloudy fish tank? Adding activated carbon...

Can I sell my koi fish? One option for selling a koi involves wholesale-delivered koi and ornamental fish that are then sold to retailers and hobbyists who mark them up, while the fish will be sold at retail direct, by your retail outlet that also acts as your outlet, allowing...