311711  Seafood Canning 

This U.S. industry comprises establishments primarily engaged in (1)
canning seafood (including soup) and marine fats and oils and/or (2)
smoking, salting, and drying seafoods. Establishments known as
"floating factory ships" that are engaged in the gathering and
processing of seafood into canned seafood products are included in this
industry.

The data published with NAICS code 311711 include the following
SIC industries:

2077 Animal and marine fats and oil (pt)
2091 Canned and cured seafood