depth finder, also called echo sounder, device used on ships to determine the depth of water by measuring the time it takes a sound (sonic pulse) produced just below the water surface to return, or echo, from the bottom of the body of water. Can you use a fish finder as a depth finder? ​A…

Can you use a heat mat for a fish tank? A heating mat can be used but you’ll need a dissipator between the pad and tank to avoid hot spots which could crack the glass. Can I put a heat mat under substrate? The thermostat probe must be placed UNDER the substrate touching the mat….

Colder water can kill the betta, as the betta’s immune system will slow and make them susceptible to disease. Hotter water can make them uncomfortable and age quickly, as their metabolism will increase. The temperature should be maintained with a heater. Betta fish should also be kept in a tank with a filter. How cold…

Eye flukes: This is a type of parasitic infection, which is usually seen in fishes found in the wild. An infected fish will have enlarged and cloudy eyes, occasionally with tiny worms also being found in the eye. The fish will generally become blind in the infected eye, and it may develop a cataract, too….

In general, most fish do quite well on one feeding per day. However, some owners prefer to feed their fish twice a day. Young, growing fish might need to eat three or more times per day. Most fish will do well with two meals a day. Can I skip a day feeding my fish? As…

Can I take fish with me on a plane? Yes, you can. Live fish in water and a clear see through container are allowed for you to board with after inspection by the airport security officer, this is not however permitted in checked luggage. Frozen fish can be taken in carry-on baggage as well as…

As the anoxic zone creeps upwards into the water column, fish cling to the under-surface of the ice as the oxygen is depleted, until they suffocate to death. Can fish survive being frozen? The surprising answer is yes, sometimes. It is true that some fish can spend the winter frozen in ice and come out…

Fish as food/Cholesterol Amount. Does fish raise cholesterol? Fish and omega-3 fatty acids Omega-3 fatty acids don’t affect LDL cholesterol levels. But because of those acids’ other heart benefits, the American Heart Association recommends eating at least two servings of fish a week. Baking or grilling the fish avoids adding unhealthy fats. What fish is…

Can fish oil make you anxious? Omega-3 fats have little or no effect on anxiety and depression according to new research from the University of East Anglia. Increased consumption of omega-3 fats is widely promoted globally because of a common belief that it will protect against, or even reverse, conditions such as anxiety and depression….

The omega 3 fatty acid DHA has been identified as important to normal brain function, and could be low in any diet which excludes oily fish. Low levels of B12 have also been linked to brain fog, as B12 only really occurs in animal products, vegan diets particularly may be low in this vitamin. Can…

Although there are popular myths that taking fish oil lowers your cholesterol, it does not. It will lower your triglycerides, may modestly raise your HDL (which is a benefit), but can actually raise your LDL (bad) cholesterol, which is not a benefit. What does fish oil do to HDL? There’s strong evidence that omega-3 fatty…

Can fish see through glass? Fish can certainly see the outside from the inside of an aquarium glass. There are many fishes that respond very well to surroundings when you go near them to feed. Why does my fish stare at the glass? It is not uncommon for fish to swim up and down the…