The mother nature has always been so kind to human beings. It is because of the nature that the world has such a beautiful place and the environment. The water bodies, the forests, valleys, mountains, flora and fauna, it all the gifts that nature keeps showering on us. Sea urchins that stay in saltwater are even one of the rare creatures that you will see staying in the water bodies. They like the porcupines of the sea saltwater having a circular body. You will be shocked to know that there are around 945 and more species of living urchins living inside the salt water for so many years. So let us see some interest facts about the sea urchins in the saltwater tank.
They belong to the family of echinoderms, and they are very slow animals. They feed on wolf eels, triggerfish, starfish, sea otters, and other small creatures of the ocean. As they are lazy animals, they prey on algae, sessile animals that are slow like them. Sea urchins use their spines for moving, and they are mostly crawling with their tube feet. Everybody nowadays wants to go on a water adventure, and they take training for the same if you do scuba diving, then you will come to see the sea urchins.
Interesting Facts About Sea Urchins In The Saltwater
The sea urchins are very faithful residents of the saltwater because they are the one who gives the first reaction when the seawater is contaminated. They will shed off their spines when the seawater is no healthier for them to live. Such is the response of the water porcupines. They are very picky about water quality, and they do not die alone. When they start to die, the surrounding spawn even die. If the spine breaks because of any reason, then it grows again in a few weeks. Unlike the typical call of the land porcupines, the water porcupines are of several colors, and they are a delight for the eyes because of their beauty.
They use their spine in many ways, like for trapping food, for moving, for protection from giant water animals, and the most important for floating inside the ocean. You will find them in all types of climates. Whether it is the polar region or the vertical region they are in the water in any condition if you want to take them out of water for some time, then you can do it for some hours only. They will die if you keep them away from saltwater for a long duration.
If you spot a sea urchin, do not try to touch it or hold it; otherwise, the result will be deadly. Their spines are their protection and for you, the most significant threat. So you will hurt yourself if you wish to hug them. They are pleasing to see not to touch. Other water animals will bite you, but they will prick you, so be careful near them.