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Which mammals, birds, insects and fish are beneficial to humans?
Since ancient times, any animal that can be effectively and sustainably used by humans and does not harm the human living environment is basically a beneficial animal. Such as the dog, pig, and sheep among mammals; the crested myna and woodpecker among birds; the honeybee and dragonfly among insects; and among fish
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Can the blobfish be eaten? Meet the fish with the world's saddest expression
The blobfish, also known as the sad fish or the smooth-head blobfish, or the blobfish, is called the fish with the "world's saddest expression" because of its mournful face. So can this fish be eaten? According to Australian fisheries data, the blobfish lives off the coast of Australia and Tasmania, at depths of up to 1200 m on the sea floor. Because its habitat is so hard to reach, it is rarely found by humans. Although the blobfish itself is not suitable for eating, because it lives at the same ocean depths as more delicious marine creatures (such as crabs and lobsters), the blobfish becomes a victim along with them. As fishing activity becomes more frequent, blobfish are often caught together with other fish and shrimp. It is reported that the blobfish will become the official mascot of the Ugly Animal Preservation Society in the UK.
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The Spanish mackerel's scientific name is Japanese Spanish mackerel (Scomberomorus niphonius). Is it a deep-sea fish?
Spanish mackerel (pronounced b, fourth tone) is also called Japanese Spanish mackerel (scientific name). It has sharp teeth, swims swiftly, and has a fierce temperament. The "Mackerel King" specimen at the Dalian Natural History Museum weighs more than 260 jin, measures 2.64 m, and is over 20 years old. So, is the Spanish mackerel a deep-sea fish? According to relevant ichthyology data,
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How can rural fish farmers effectively prevent and treat fish diseases during the overwintering period?
Fish overwintering is an important part of the freshwater aquaculture process. The success or failure of fish overwintering directly affects the economic returns of that year. However, for many years many farmers have attributed the cause of fish deaths during overwintering entirely to oxygen deficiency, so in management they mostly focus on aeration measures
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Which species of catfish grows the largest?
Catfish, also called sheatfish, has many species and is found all over the world. Common ones include the Chinese catfish, the big-mouth catfish, the walking catfish, the Egyptian pointed-tooth catfish, and so on, among which there are some particularly huge species weighing over 100 jin. So which species of catfish grows the largest?
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How Many Species of Catfish Are There? A Comprehensive Overview of Common Varieties
Catfish, also known as bearded fish or pond catfish, is a common type of fish. Catfish has no scales on its entire body, few bones, and tender flesh. It is rich in fat and protein and has high nutritional value, making it deeply loved by people. There are many catfish varieties on the market, so how many species of catfish are there? Let's find out together
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What Types of Deep-Sea Fish Are There? A Roundup of Common Deep-Sea Fish Species
Deep-sea fish are a low-fat, high-protein food, generally inhabiting waters deeper than 200 meters, with excellent meat texture and flavor, making them very popular in the market. At the same time, deep-sea fish are also classic ingredients for making sashimi, especially very common in Japanese cuisine,
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Complete Guide to Fish Species in the Ussuri River: What Are the Common Fish?
The Ussuri River is an important tributary of the Heilongjiang River (Amur River), with a total length of 909 km and a drainage basin area of 180,000 sq km. It is one of the few unpolluted rivers in China, and therefore supports a wide variety of fish. So what fish species are found in the Ussuri River? Let's take a look below.
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Top Ten Dirtiest Fish in China: How Many Have You Eaten?
Our country's freshwater fish are relatively abundant. Although there are many species, quite a few are not suitable for eating. Many freshwater fish have only ornamental value, and their flesh quality is very poor. Some freshwater fish even taste bitter after being eaten, so these fish have also become known as the dirtiest fish. So what
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Ten common fish in rural rivers, how many do you know?
Rural areas are very rich in produce, and in rural rivers, small fish can often be seen. Many people often catch and eat them, but do you know which ten fish are commonly found in rural rivers? Below is a detailed introduction. 1. Yellow duck call (yellow catfish) The yellow duck call is scientifically named yellow catfish (Pelteobagrus fulvidraco),
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