Hai Collection, Lower Volume
Radical: Fish (yú)
Character: Ji
Kangxi Stroke Count: 22
Page 1477, Entry 14
Broad Rhymes (Guangyun), Collected Rhymes (Jiyun), Rhyme Meetings (Yunhui), and Correct Rhymes (Zhengyun) state the pronunciation is ji (level tone). It is the same as the character for a small shell. In the Literary Expositor (Erya), section on fish, it says: The smallest of shells is called ji. The commentary notes: Small shells today, some of which are purple, come from Rinan.
Also, in the Extensive Refinements (Boya), it states: Ji is the crucian carp. In the Songs of Chu (Chucheng), Great Summons (Dazhao), it says: Fried crucian carp and sparrow. The commentary notes: This refers to the crucian carp.
The Categorized Chapters (Leipian) states: It is a small fish. Today it is known as the crucian carp.
Also, according to Broad Rhymes (Guangyun) and Collected Rhymes (Jiyun), it is pronounced ze (level tone). Also, according to Collected Rhymes (Jiyun), it is pronounced ze (entering tone). The meaning is the same.