CFR › Title 21 › Part 161Part 161 — Fish and ShellfishSubpart A — General Provisions§ 161.30— Declaration of quantity of contents on labels for canned oysters.Subpart B — Requirements for Specific Standardized Fish and Shellfish§ 161.130— Oysters.§ 161.136— Olympia oysters.§ 161.145— Canned oysters.§ 161.170— Canned Pacific salmon.§ 161.173— Canned wet pack shrimp in transparent or nontransparent containers.§ 161.175— Frozen raw breaded shrimp.§ 161.176— Frozen raw lightly breaded shrimp.§ 161.190— Canned tuna.