They can become skittish, however, and when your fish start hiding, you can’t enjoy them nearly as much. Even more aggressive fish are often preyed on by larger fish in the ecosystem. To protect themselves, fish will instinctively hide when they are uncertain, frightened, stressed or uncomfortable. How do you know if a fish is…

A simple recipe is three parts carbon to one part nitrogen. Other integral factors for composting fish are water and air, about 60 percent water to 20 percent oxygen, so aeration is necessary. A pH of 6 to 8.5 is needed and a temperature of 130 to 150 degrees F. How long does it take…

Māui is credited with catching a giant fish using a fishhook taken from his grandmother’s jaw-bone; the giant fish would become the North Island of New Zealand, known as Te Ika-a-Māui. In some traditions, his canoe (waka) became the South Island, known as Te Waka a Māui. What did Maui use to fish up the…

Raw shellfish may be contaminated with harmful bacteria and viruses that can cause food poisoning. You’re more susceptible to food poisoning during pregnancy. Food poisoning from raw fish won’t harm your baby, but it can make you feel very unwell. Can fish make you nauseous when pregnant? Consuming raw seafood, like sushi or raw oysters,…

Can fish oil cause sleep problems? In some cases, though, taking too much fish oil may actually interfere with sleep and contribute to insomnia. In one case study, it was reported that taking a high dose of fish oil worsened symptoms of insomnia and anxiety for a patient with a history of depression ( 23…

According to a study in the Journal of the International Society of Sports Nutrition, omega-3s can help you burn fat by using it as energy. The same rule applies like it did for protein synthesis that the more omega-3s you have the better your body function as it burns more fat for energy as you…

Commonly used fish are tuna (maguro, shiro-maguro), Japanese amberjack, yellowtail (hamachi), snapper (kurodai), mackerel (saba), and salmon (sake). The most valued sushi ingredient is toro, the fatty cut of the fish. What raw fish is in sushi? Typically, sashimi is some type of salmon or tuna. Other popular types of sashimi are mackerel, yellowtail, shrimp,…

Does smoke affect fishing? Smoke can alter a lake’s temperature and primary production. It can even change where fish are. During a particularly smoky period, rainbow trout that regularly turn up in shallow water sampling were gone. What smells are fish attracted to? Three scents that appear to be positive scents are salt, anise, and…

A healthy, grown-up aquarium fish can go from 3 days to 1 whole week, without eating any food. Some fish species can even live for more than 2 weeks without eating. Whether in nature or in an aquarium – an adult fish has sufficient body mass and fat reserves to skip a couple of meals…

The ich has to travel through the UV for the appropriate time to kill it. Properly setup UV will reduce amount of ich, but will not get rid of it as all of the ich will not go through the UV before infecting a fish. Better off with Hypo or copper. UV sterilizers do work….

While the chi-squared test relies on an approximation, Fisher’s exact test is one of exact tests. Especially when more than 20% of cells have expected frequencies < 5, we need to use Fisher’s exact test because applying approximation method is inadequate. When should you use Fisher’s exact test? When to use it Use Fisher’s exact…

The chi-squared test applies an approximation assuming the sample is large, while the Fisher’s exact test runs an exact procedure especially for small-sized samples. When should a chi-square test be used? A chi-square test is a statistical test used to compare observed results with expected results. The purpose of this test is to determine if…