Fish Cork in Aquarium
Fish cork is a kind of wild fish that live in freshwater. This fish is known by many names in various regions: Aruan, haruan (Mly., Bjn), kocolan (Btw.), Bogo (Sd.), bayong, Bogo, licingan (Bms.), curses (Jw.), and other -other. In English also known by various names such as Common snakehead, snakehead murrel, chevron snakehead, striped snakehead and also Aruan. Scientific name is Channa striata (Bloch, 1793).
fields. These fish prey on various small fish, insects, and various other aquatic animals including tadpoles and frogs.
Often the fish cork brought flooding into the trenches around the house, or entering the maintenance of fish ponds and become pests that prey on pet fish in there. If the rice field, pond or ditch dries up, these fish will attempt to move to another place, or if compelled, will bury themselves in the mud until it was re-watering. Therefore, these fish often encountered 'walk' on land, especially in the evenings in summer, look for another place that is still watery. This phenomenon is because the cork has the ability to breathe directly from air, using a kind of labyrinth organs (such as catfish or betok) but more primitive.
Fish Cork in River
In mating season, males and females work together to prepare a nest among the vegetation near the water's edge. The kids fish orange red black striped, swim in groups that move together from place to place looking for food. This young group guarded by its mother.
Actually, cork fish have high economic value. Cork wild fish caught from rivers, lakes and swamps in Sumatra and Borneo often marinated before traded between islands. Cork is one of salted dried fish is quite expensive. In addition cork fresh fish, mostly sold in a state of life, is a fairly important source of protein for villagers, especially those adjacent to the marshy areas or rivers.
Fish cork is also a great lure fish. With live bait in the form of an insect or a frog child, cork relatively easily provoked. However, sharp teeth and lightning and strong pull, can easily break the string fishing rod. For rural communities especially farmers, fish cork helps eliminate pests, for example: the many fields in occupied by the pest snails, often led to crop failure, result of the act of eating rice snails that often, especially at a young age. However, some farmers find a way that is easy and very helpful, namely, by expanding cork fish culture in rice fields are in work, thus a lot of snail-snail harming farmers will gradually decrease,
However, these fish can also be very detrimental, when entered into the maintenance of fish ponds (Although some relatives of cork in Asia also deliberately bred as a pet fish). Cork is very greedy prey on small fish, so they can spend the fish reared in ponds, especially if the pet fish were still small.
Since a few years ago in North America, this fish and several close relatives who are equally wary of including snakehead fishes as dangerous fish, which can threaten the sustainability of aquatic biota there. The types of
snakehead actually entered the U.S. as aquarium fish. Probably due to carelessness, the snakehead is now also found in nature, in rivers and ponds in the U.S.. And because it is predatory and invasive, the U.S. government feared the fish would quickly spread and damage the natural balance of water.