Hai Collection, Middle Volume
Radical: Fish (yú)
Character: Zha
Kangxi strokes: 16
Page 1468, Entry 16
Broad Rhymes (Guangyun), Collected Rhymes (Jiyun), Rhyme Collection (Yunhui), Correct Rhymes (Zhengyun): Pronounced zha (falling tone). Same as the character for pickled fish. Refers to salt-pickled fish. Explanations of Names (Shiming): Zha means dregs or residue. It is pickled using salt and rice, similar to preserved vegetables, and can be eaten once cured.
Also, Collected Rhymes (Jiyun): Pronounced zha (falling tone). It is the name of a type of sea fish. Sometimes written in a variant form (zha). Records of the Investigation of Things (Bowuzhi): In the Eastern Sea, there is a creature with a shape like a clot of blood, square or round in form, called the zha fish. It lacks a head, eyes, and internal organs. Many shrimp attach themselves to it and move about with it; people boil it for food.