Alburnus tarichi, known as the tarek, pearl mullet, Van fish or Van shah kuli (Turkish: İnci kefalı/balığı; Kurdish: darex‎ darach; Armenian: տառեխ taṙex), is a species of cyprinid fish, found only in Turkey, where it is the only fish known to inhabit Lake Van. It is endemic to the Lake Van basin.The tarek is the 'jewel' of Lake Van in Turkey.