Elongate ilisha, Chinese herring, Slender shad
The elongate ilisha (Ilisha elongata), also known as the Chinese herring (simplified Chinese: 勒鱼; traditional Chinese: 勒魚; pinyin: lèyú, or simply 鳓; 鰳; lè) or slender shad (although not a true herring or shad), is a species of longfin herring native to the coastal waters and estuaries of North Indian Ocean and Northwest Pacific. It is a relatively large species, up to 45–60 centimetres (18–24 in) in total length. It is an important fishery species.
In the northern part of its range, Ilisha elongata matures at age of 2 years and has a lifespan of about 6 years; in the warmer parts of its range, it matures under age 1 year and has a lifespan of about 3 years. It can spawn several batches of eggs.