形态描述
体长，稍侧扁，腹部圆。吻稍钝，密布珠星。口宽，下位，弧形。吻皮边缘具细缺刻，近口角处外露，下唇与下颌分离，下唇边缘及内面布满小乳突，具颏沟。下颌角质缘略外突。须极小，成鱼吻须退化，颌须位口角深沟内。背鳍无硬刺，最长鳍条大于头长；尾鳍深叉。
生物学
Body oblong, snout with tubercles, rostral fold with a notched margin and covering the base of upper lip, lower lip separated from lower jaw and papillose. This species is only found in the West River and inhabits the gravel bottom of the
mountain streams. A food fish, with maximum weight of about 4 kg.
国内分布
Pearl River