On our vast earth, there are a wide variety of organisms living in different forms, and fish is undoubtedly one of the most diverse. They live in the ocean, fresh water and saline water bodies, and attract people’s attention with their unique appearance and living habits. This article will take you to the world of wonderful and colorful fish world.
- Tropical reef fish
Tropical reef fish are one of the most beloved fish species, stunning with their colorful, feathered fins like a gorgeous dress. This kind of fish mostly inhabits coral reefs in tropical waters, in the coral gap as a home, prey on small benthic organisms. For example, sunfish, acanthurfish, and butterflyfish are examples of tropical reef fish.
- Spindle fish
The spindle-shaped fish lives in the deep sea, and its shape is unique, as if it came from outer space. With slender bodies and large, prominent eyes, they are able to accurately capture prey in the dark depths of the sea. Spindle-shaped fish are also unique in their bioluminescent organs, which use light to attract prey or confuse predators.
- Tropical fish
Tropical fish is the main representative of freshwater environment, and its species and forms are different. For example, zebrafish, guppies, swordtail, etc. are typical representatives of tropical fish. Their colorful, lively and lovely, has become the first choice of many people’s fish lovers.
- Sharks
Sharks are the top hunters in the sea, with solid, strong bodies and teeth as sharp as blades. Sharks are predatory and ordinarily chase alone, however a couple of animal categories chase in gatherings. There are numerous sorts of sharks, with various structures and propensities, among which the most renowned incorporate the white shark, the tiger shark, and the hammerhead shark.
- Arctic fish
Arctic fish live in extremely cold Arctic waters and are adapted to extremely low temperatures. Their bodies are typically shiny white or blue, and a few animal varieties even have a clear appearance. Icy fish’s flexibility to the virus has made them a significant piece of the Icy pecking order, a significant food hotspot for hunters like polar bears.
- Rare fish
In addition to the tropical fish and remote ocean animals we are know all about, there are numerous uncommon fish on the planet, and their reality is in many cases the object of concentrate by scientists and scholars. The Brazilian pufferfish, for instance, is a freshwater fish with splendid stripes that are great at pursuing prey in waterways. Another example is the lionfish in the deep sea, whose huge teeth and unique shape are amazing. Often living in remote or extreme environments, these rare fish are often incredibly resilient to their environments and are an important part of the planet’s biodiversity.
- Life strategies of fish
Different species of fish have their own unique life strategies to adapt to different living environments. For example, some fish choose to live in groups, such as silver salmon and bass, which use collective action to improve hunting efficiency and defense. Other fish choose to live alone, such as most sharks and spindle fish, which rely on their own strength to survive and hunt. In addition, some fish also have complex reproductive behavior, such as the colorful angelfish will choose a migration path suitable for breeding in the rainy season to ensure the smooth incubation and growth of offspring.
- The relationship between fish and humans
Fish not only plays a significant job in nature, yet additionally has an indispensable situation in human existence. For millennia, individuals have relied upon looking professionally, and fish have given bountiful protein and supplements to people. Simultaneously, fish are likewise images in many societies and jobs in fantasies and legends, for example, the Chinese carp jumping over the mythical serpent entryway, representing sublimation and leap forward. In any case, with the nonstop development of human exercises and the undeniably difficult issue of overfishing, many fish are confronting dangers to their endurance, and we want to cooperate to safeguard their living climate and assets.
Then let’s learn how to buy fish.
Fish body
The surface of fresh fish has transparent mucus, and the scales are glossy and tightly attached to the fish, which is not easy to fall off. The mucus on the surface of fresh fish is opaque, and the scales are poor in glossiness and easy to fall off.
Pinch the flesh
Fresh fish is firm and elastic, the indentations disappear immediately after acupressure, no odor; The stale fish is slightly loose, the depression disappears slowly after acupressure, and the smell is slightly fishy.
Looking at a fish’s belly
The abdomen of fresh fish is not expanded, and the anal hole is white and sunken. Slightly protruding anal pores in stale fish.
Fishform
The fish with heavy pollution have abnormal shape, some with large heads and small tails, curved vertebrae and even deformities, and yellow skin and blue tail.
Fish-eye
Full and bulging, clear cornea is fresh fish; The eyeball is not protruding, the cornea is wrinkled or there is bruising in the eye is not fresh.
Olfactory gills
The gill filaments of fresh fish are bright red, the mucus is transparent, and it has the salty taste of seawater fish or the earthy taste of freshwater fish. The gills of not fresh fish turn dark to grayish red or grayish purple, and the mucus smells fishy.
Peroration
The diversity and wonder of the fish world is breathtaking. They assume a significant part in various biological systems, as a feature of the pecking order, yet in addition as maintainers of natural equilibrium. Therefore, we should cherish and protect these magical creatures, and jointly maintain our beautiful home earth.
