Are frozen blood worms alive? These worms are alive (obviously) and the buyers of this tend to like the idea that they are giving fish food in a more natural way. What is this? Pros: Live bloodworms tend to be fresher than frozen or freeze-dried options. Can you feed live bloodworms to fish? Bloodworms are…

A recent study shows that fish are more emotionally complex than we give them credit for. Scientists at the University of Burgundy in France studied one called the convict cichlid, a monogamous fish species that forms long-lasting pairs. Do fish have emotional feelings? Not only do fish have feelings, but this ability might have evolved…

Refreezing meat and fish You can refreeze cooked meat and fish once, as long as they have been cooled before going into the freezer. If in doubt, do not refreeze. Frozen raw foods can be defrosted once and stored in the fridge for up to 24 hours before they need to be cooked or thrown…

Yes, they can get something lodged in their throat and it can be fatal to them. I’m not sure how food would affect them, or if it would eventually break down, but I don’t like to take chances. I have heard of cases of fish choking on things like a chunk of substrate, a rubber…

While most fish rest by reducing their activity and metabolism, fish “sleep” is different from that of land mammals. The nature of fish “sleep” is an area of active research. While fish do not sleep in the same way that land mammals sleep, most fish do rest. Do fish know when to sleep? Like people,…

Fish heads, either separated or still attached to the rest of the fish, are sometimes used in food dishes, or boiled for fish stock. Do fish heads taste good? Fish heads can be the tastiest bites of the fish—and they figure prominently in many cuisines. They’re flavorful, for one thing—often more flavorful than the rest…

Hyperventilation is a common response in fish exposed to elevated water CO2. Why is my fish breathing so hard? If your fish are breathing heavy and not eating, there’s something going on, either the fish are sick or the water is not good. If there’s a parasite that’s affecting their gills, they’re going to breathe…

If the plastic used for your storage box is not strong enough, the risk of water leaking dramatically increases. Certain types of plastic are not suitable for aquarium use and can have a harmful effect on the fish in the aquarium. Can I keep my fish in a plastic container? Fish should be housed in…

The most well-known sources of omega-3 fatty acids include fish oil and fatty fish like salmon, trout and tuna. This can make it challenging for vegans, vegetarians or even those who simply dislike fish to meet their omega-3 fatty acid needs. Is fish oil suitable for vegetarians? Since taking fish oils is also against the…

There’s strong evidence that omega-3 fatty acids can significantly reduce blood triglyceride levels. There also appears to be a slight improvement in high-density lipoprotein (HDL, or “good”) cholesterol, although an increase in levels of low-density lipoprotein (LDL, or “bad”) cholesterol also was observed. Does fish oil help raise HDL? Although there are popular myths that…

A5 Use Class – Hot Food Takeaways A5 Use Class is for hot food takeaways, where food is sold for consumption off the premises. For example, fish and chip shops, pizza shops, (fried) chicken shops, Chinese, Indian takeaways, Kebab shops etc to name a few. What use class is a shop? The New Use Classes…

Chemicals used to clean swimming pools, such as chlorine and chloride, are fatal to fish; the smallest amounts of chlorine are dangerous to all marine life, plants, and animals. Dropping your pet fish into a chemically treated pool is not only dangerous, but it is also cruel. How long can a fish survive in chlorine…