Import Alert 16-50: Detention without physical examination of molluscan bivalve shellfish
As of October 26, 2026, FDA Import Alert 16-50 (Molluscan bivalve shellfish) lists 21 firms on its red list in 9 countries, covering raw molluscan bivalve shellfish; 0 firms were added and 0 removed in the last 90 days.
Data from FDA public records, last checked . Request a correction
- 21
- firms on the red list
- 9
- countries
- 0
- added in the last 90 days
- 0
- removed in the last 90 days
What changed in the last 90 days
Removed from Import Alert 16-50
SupplierRadar has recorded no removals from Import Alert 16-50 in the last 90 days, as of October 26, 2026. A removal is shown at the top of this page, and on the firm's own page, the day it is found.
Added to Import Alert 16-50
No firm was added to Import Alert 16-50 in the last 90 days, as of October 26, 2026.
Firms on Import Alert 16-50, by country
Listings by country
| Country | Red list | Total |
|---|---|---|
| China | 8 | 8 |
| Vietnam | 4 | 4 |
| Canada | 2 | 2 |
| South Korea | 2 | 2 |
| Mexico | 1 | 1 |
| Philippines | 1 | 1 |
| Portugal | 1 | 1 |
| Thailand | 1 | 1 |
| Venezuela | 1 | 1 |
China (8)
FDA refusals from China| Firm | List | Products | Date published |
|---|---|---|---|
| Donggang Hongfeng Foods Freeze Co.,LtdDan Dong | Red | Clams | |
| Fujian Yida Foods Co.,Ltd.Lianjiang | Red | Oysters | |
| Hainan Fruit Vegetable Food Allocation Co., Ltd.Hainan | Red | Mussels; Frozen; cooked on the half-shell | |
| Longhai Gelin Foods Co., LtdLonghai City | Red | Greenlip Mussels | |
| Shanghai International TradeShanghaishi | Red | Clams | |
| Taishan Guangalong Food Processing Co., LtdTaishan | Red | Mussels dried; cooked | |
| Zhangzhou Foreign Trade CorpZhangzhou | Red | Green lip mussels | |
| Zhanjiang Guolian Aquatic Products Co., Ltd.Zhanjiang | Red | Mussels; frozen; cooked on the half-shell |
Vietnam (4)
FDA refusals from Vietnam| Firm | List | Products | Date published |
|---|---|---|---|
| Hua Heong Food Industries (Vietnam) CO., LtdHo Chi Minh | Red | Clams; whole | |
| Kien Giang LtdHo Chi Minh City | Red | Blood Clams in shell; frozen; cooked | |
| Nam Hai Company Ltd.Ho Chi Minh City | Red | Clams | |
| Vuon Loi Seafood Import and Export CorporationHo Chi Minh City | Red | Clams; frozen; cooked; whole; Cockles; frozen; cooked; whole; Baby clams; frozen; cooked |
Canada (2)
FDA refusals from Canada| Firm | List | Products | Date published |
|---|---|---|---|
| Mac's Oysters LtdFanny Bay | Red | Oysters | |
| Taylor Shellfish Canada UlcFanny Bay | Red | Oysters |
South Korea (2)
FDA refusals from South Korea| Firm | List | Products | Date published |
|---|---|---|---|
| JbrTongyeong | Red | All fresh and frozen bivalve molluscan shellfish products | |
| Manje Fishing Association CorporationJeju-si | Red | Mussels |
Mexico (1)
FDA refusals from Mexico| Firm | List | Products | Date published |
|---|---|---|---|
| Pescaderia AlvarezHermosillo | Red | Clams |
Philippines (1)
FDA refusals from Philippines| Firm | List | Products | Date published |
|---|---|---|---|
| De Oro Resources Inc.Lapu-Lapu City | Red | Scallops |
Portugal (1)
FDA refusals from Portugal| Firm | List | Products | Date published |
|---|---|---|---|
| Jose ArrudaRibeira Grande - Sao Miguel | Red | Limpets |
Thailand (1)
FDA refusals from Thailand| Firm | List | Products | Date published |
|---|---|---|---|
| N S Super Enterprise Co LtdPom Prap Sattru Phai | Red | Cockles |
Venezuela (1)
FDA refusals from Venezuela| Firm | List | Products | Date published |
|---|---|---|---|
| Pescanova C.C.Guiria | Red | Clams; Oysters |
Refusal charges named on this alert
What the alert covers and why FDA issued it
- Official title
- DETENTION WITHOUT PHYSICAL EXAMINATION OF MOLLUSCAN BIVALVE SHELLFISH
- Product scope
- Raw Molluscan Bivalve Shellfish
- Last published
The revision of this Import Alert (IA) dated updates the name of the alert, the guidance section, product description, adds/updates charges, and PAF. Changes are bracketed by asterisks ().
Examination of shipments of molluscan bivalve seafood from firms on the red list have been made. Salmonella, Vibrio cholera, other bacteria and/or viruses (e.g. Hepatitis A, Norwalk, etc.) were found, or epidemiological evidence associated the product with a food-borne illness outbreak.
Read the rest of the reason
Additionally, some shipments were labeled as "cooked" when in fact the product only received a minimal heat treatment in order to "open" the shells.
Listing on an import alert is FDA's notice to the firm and a fact an importer must consider in its supplier evaluation under 21 CFR 1.505. What the red, green and yellow lists mean.
Questions about Import Alert 16-50
- What is Import Alert 16-50?
- Import Alert 16-50, “Detention without physical examination of molluscan bivalve shellfish”, is an FDA import alert. FDA may detain raw molluscan bivalve shellfish from the firms on its red list without physical examination; FDA last published the alert on September 10, 2025.
- Which firms are on Import Alert 16-50?
- As of October 26, 2026, 21 firms are listed on Import Alert 16-50 in 9 countries; the most listings are in China (8), Vietnam (4) and Canada (2). The full table, grouped by country, is below on this page and every firm links to its record.
- How do firms get off Import Alert 16-50?
- A firm asks FDA to remove it by submitting evidence that the cause of the listing has been corrected. The Guidance section of the alert on FDA's website gives the procedure and the contact for 16-50; our guide explains the steps and the evidence FDA usually asks for.
- What charge does FDA use under Import Alert 16-50?
- The charge section of Import Alert 16-50 names MFR INSAN (insanitary manufacturing, processing or packing), FALSE (false or misleading labeling) and POISONOUS (poisonous or deleterious substance). Each code is a refusal charge in FDA's reference table; the linked pages give FDA's official statement and refusal counts.
- Which firms were added to Import Alert 16-50 recently?
- No firm was added to Import Alert 16-50 in the last 90 days, as of October 26, 2026.
- Which firms were removed from Import Alert 16-50 recently?
- SupplierRadar has recorded no removals from Import Alert 16-50 in the last 90 days, as of October 26, 2026. A removal is shown at the top of this page and on the firm's page the day it is found.
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SupplierRadar is not affiliated with the U.S. Food and Drug Administration. Data comes from public FDA records and may contain errors. This is not legal advice; importers remain responsible for their supplier evaluations.