Shanghai n CT
1877 Scribner’s Mth. 15.235 swCT, Here is one [=oyster] that had been left too long on a muddy bottom and had developed into a regular “Shanghai.” 1881 Ingersoll Oyster-Industry 248, Shanghai.—A long, slender oyster. 1890 CT Bur. Labor Statistics Annual Rept. for 1889 5.102, If they [=young oysters] have adhered to a soft bottom they grow fast but long and thin, “shanghais” they are called, and are, as soon as circumstances permit, transplanted.
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