National Clams on the Half Shell Day

National Clams on the Half Shell Day is observed next on Monday, March 31st, 2025 (286 days from today).

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On March 31, National Clams on the Half Shell Day is celebrated every year, seafood lovers won't talk about their love for clams because nowadays, they can eat the water animals that much salty meat that they could have devoured for months. A cousin to oysters, bivalve mollusks with aquatic abilities are fried, steamed or grilled. Together, let's enjoy all the dishes that can be created from these clams in the shell, we can eat them raw with cocktail sauce and wine, guaranteed to spark our appetite.

National Clams on the Half Shell Day’s History

Clams are officially known as bivalve mollusks, small, plump and fleshy marine animals first appeared around 510 million years ago. They live in freshwater or marine habitats and are fished as one of the shellfish favorites along with oysters and scallops.

The scallop is enclosed in two shells, connected by hinge joints and internal or external ligaments. There are more than 150 species of edible mussels in the world, and the total number of species lives in about 12,000 species. We find most of our favorites in the Atlantic or Gulf Coast, including hard shell clams and medium cherry rock clams, as well as the commonly steamed soft shell clams and surf clams.

Some species in the Pacific include small clams, Manila and butter mussels.

The giant South Pacific clam weighs 440 pounds, is inedible and can live up to 100 years. Unfortunately, they are still endangered. In the diet of coastal people, clams was known that have played an important role. They live buried deep in the seabed for half a person's life and are dug up at low tide to cook.

Although the actual history, origin of the creation of National Clams on Half Shell Day is unknown, also the creator of National Clams on Half Shell Day is still a question, dates back to 1917, the casino's famous dish of clams features a blend of crispy breadcrumbs and a topping of bacon and the bell pepper. In the Small Casino in Narragansett, Rhode Island, it was found, where the maître d'hôtel served a special dish to its guests and named it after the hotel. When diners nibbled on the plump, smoked meat and bit into the stuffed topping, they were blown away. This dish was an instant success and spread on the menus of many restaurants in the United States.

How to observe National Clams on the Half Shell Day

It is no wonder that National Clams on the Half Shell Day is loved by many people, as is the beloved marine clam. Clams indicate our ocean health over the centuries.

Using mussels, the oldest living bivalve molluscs that are more than 500 years old, researchers study the history and health of the ocean and contribute to historic findings.

Make a divine appetizer.

The restaurant-prepared clam dishes are heaven to eat. Dipped in collard greens, boiled in wine or paired with a salad, we won't hesitate to celebrate National Clams on Monthly Half Shell Day!

It is good for our health.

Clams have a strong nutritional profile, are a rich source of protein, minerals, vitamins and omega-3 fatty acids and have been found to promote sexual health.

Have you ever eaten a clam before? Yes, National Clams on the Half Shell Day is a good opportunity for ball. Watch a video on how to open clams and try them at home. But make sure in the process you don't kill it.

You are also encouraged to make a new 'appealing' dish. Of course, it's a must on this day! Try a new recipe and cook clams like you've never done before. Stuffed, baked, boiled or raw - this year, do something bold. Don't forget to let everyone know if you are a seafood lover or not, you must try clams on half shell and let your social media followers know about it! Post a photo of you chopping clams, cooked or raw. Share them with the hashtag #NationalClamsontheHalfShellDay.


National Clams on the Half Shell Day has been observed annually on March 31st.


Friday, March 31st, 2023

Sunday, March 31st, 2024

Monday, March 31st, 2025

Tuesday, March 31st, 2026

Wednesday, March 31st, 2027

Also on Monday, March 31st, 2025

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