Fisher’s Exact Test of Independence is a statistical test used when you have two nominal variables and want to find out if proportions for one nominal variable are different among values of the other nominal variable. What is Fisher’s test used for? Fisher’s exact test is a statistical test used to determine if there are…
Fish Can Recognize Familiar Faces Studies have found that fish see objects placed outside their tank. After training the fish to recognize the picture of a person’s face, they showed the archerfish over 40 different faces. Can fish see their owners? Do Betta Fish Recognize Their Owners? Surprisingly, science has found that fish are capable…
What are the negative effects of fishing? Ecological disruption Over-fishing can result in the over-exploitation of marine ecosystem services. Fishing can cause several negative physiological and psychological effects for fish populations including: increased stress levels and bodily injuries resulting from lodged fish hooks. Will fish take over the world? The world’s oceans could be virtually…
They’re delicious! You’d be shocked at how much they taste like hog snapper. I read this thread title for two days as Oscar Wilde Fish for god knows what reason. Are Oscar fish poisonous? The oscar poses no danger to humans. Do people eat Oscar cichlids? ocellatus specimens are often found for sale as a…
Can you eat fish before a biopsy? Within 24 hours of any surgical procedure that involves anesthesia, you should avoid high-fiber foods of all types, including fruits, vegetables, legumes, nuts, and whole grains. During the two weeks leading up to surgery, you should avoid eating fish or taking fish oil or omega-3 supplements. What should…
Does fish skin have fat? The only fat they have is in the skin. Much of that fat will be those healthy omega-3 fatty acids we’re all looking for. Fish skin is also high in vitamins D and E, as well as some trace nutrients like iodine. The collagen in fish skin is believed to…
What are fish fingers called in America? Small strips of fish covered in breadcrumbs or batter, British people call them ‘fish fingers’, Americans give them the much more sensible name – ‘fish sticks’. Where do they make Birds Eye fish fingers? Popular Birds Eye frozen fish fingers were labelled as being made in Australia despite…
Can you clean fish as you catch them? Cleaning a Fish Many anglers like to simply clean the fish and cook it whole. This works best for fish that have no or very small scales such as trout. Your catch should be cleaned and gutted as soon as possible. Fish are slippery and knives are…
Currently there are more than 50 fish species in the Rhine, 37 of them being considered as “native”. But only few species are regarded as edible fish: Eel, perch, pickerel, asp, barb, bream, chub, carp, nase, roach, rudd and tench. Only the asp is of European importance as according to the Habitats Directive. What fish…
Neither wild fish nor farmed fish can be certified organic because no organic standards exist in the U.S. to regulate them. Organic farmers feed their livestock 100 percent organic feed, as required by law, but that’s simply not possible to do for wild fish that forage and scavenge for food in the open ocean. Is…
They cannot be given away, but they should never be dumped into local waterways or flushed. Sick fish that cannot be cured should be quickly and mercifully euthanized before being disposed of in a sealed plastic bag in the trash that goes to a sanitary landfill. Can you throw fish down the toilet? That fish…
Jellyfish float through the ocean like drones of the sea. Their simple nature makes them a natural muse for robot engineers building devices that can squeeze through tight spaces, check the ocean’s health, and eventually, explore the human body. Can jellyfish navigate? “It is a surprise that a jellyfish — an animal normally considered to…