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Do Fish Sleep?
Dragon fish has large teeth as compared to its body size. It is 6 inches in length which is 15 centimeters. There are various species of dragon fish; all of them resemble each other. Dragon fish are peaceful creatures. They have smaller eyes and hence it is difficult for them to find food for themselves. While placing dragon fish in an aquarium, place them in groups, because the strongest dragon fish can harm the smaller ones. Several dragon fish together can handle the strongest one if it turns to be violent. Many people think that fish do not sleep as they do not close their eyes. The fact is, like any living creature on earth, fish sleep too. Many people think that as fish do not have eyelids, they do not close their eyes. This does not mean that they do not sleep. When they are floating on water without any action, then you can assume that they are sleeping. They also hide inside the rocks or at the corner of the aquarium when they want to sleep. When fish feel sleepy, they do not make any movements. They sleep by keeping their eyes open and have blank thoughts. As human beings need rest after long working hours, fish also need rest as they swim the whole day. They relax their body by floating on water or by sleeping where they feel comfortable. Every fish have some different ways of sleeping. Some fish sleeps during the day and others in the night. Moreover, they do not show REM (Rapid Eye Movement) sleep that is usually seen in human beings as their brain waves do not change. They reduce their state of awareness while sleeping but never turn unconscious. Mostly fishes sleep in such in such a manner that they look half awake and half sleep. When fishes get tired, they use to take themselves in a nook to sleep. Usually fishes picked out the corner for them in which they like to sleep. There are some sharks that sleep while floating in water. When fishes sleep their metabolic rate slows down. In winters, they usually adopt a position towards the bottom of the end to sleep properly. They usually get tired due to floating in the water whole day therefore they sleep. It's sure that fish do sleep in some form, either slowing down its movement or coming to a complete stop, either hiding in water or doing it in the open. So try not to disturb them at the time of sleep, the slightest rippling of water can disturb their sleep. They might not sleep for long hours, but they do sleep in order to restore their power. Fishes generally sleep when they require rest. At times their sleep depends on whether they are nocturnal or diurnal. Fishes can see when sleeping and can be instantly getting prepared to any risk. When you see your fish being motionless or staying in one position then it means they are sleeping. It is a good idea to shut off the lights of the aquarium so that they can have the darkness that they need. They usually sleep regularly if the conditions that are provided by you are right Fishes are in a steady movement while sleeping so that they can take oxygen in through their gills and into their bloodstream. Their favourite mode of sleeping of fish is hiding at the bottom of the tank or near rocks. It's likely that fish do sleep in some shape, whether slowing down or coming to a full stop, whether hiding or doing it in the open. Nevertheless, when they sleep the small flow in the water can disturb them. However, in some way they sleep, just as we do. |
Fish Care Tips
Anemone Fish
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Do fish sleep? If this is the question that is bothering you then, you must know that like human beings fishes need proper sleep. Since fishes don’t have eyelids and their eyes are moist. Therefore, mostly people think that fishes don’t sleep. Fishes sleep in order to protect themselves and conserve their energy. Sleep is significant for all types of animals as well as human beings as it helps the body to recover from all the work it did while it was awake.