Difference between Oyster and Clam

Oyster vs. Clam

What is difference between Oyster and Clam? On many occasions the others and the clams are considered as if they were the same thing, but there are many differences between these two. Although both belong to the class of molluscs, there are many differences in morphology, anatomy and their uses.


Difference between Oyster and Clam

Often an oyster is found in the same place, except for the first few weeks of its life. After the initial stage, you will go to a safe place and stay there for the rest of your life. The clams move more followed by their own feet. The foot is actually a muscle specialized in its movement. This foot can be used as an anchor and your body can be dragged in the course of movement. Oysters also have this foot in the early stages of their lives with which they move when they walk in search of a safe place to stay.

Clams and oysters are used as food in different parts of the world. But many people prefer clam meat compared to oysters, this because of its flavor. There are differences in the texture of the oyster shells and clams. The shell of the clam is soft and shiny while that of the oyster is very hard. Both organisms take water through the shell but the filtration procedure is different. Oysters produce pearls that are highly demanded and clams do not produce them.

The word clam may denote a variety of mollusks in different parts of the world. In the United States it denotes the majority of bivalves but it is not used in the United Kingdom as a general term for bivalves.

Clams are found in fresh waters while oysters are found in marine habitats or habitats. There are different varieties of oysters and clams. True oysters do not produce pearls of quality gems. The largest oyster pearl is about the size of a plate. The pearls of oysters can be stimulated to produce pearls naturally or artificially. There are some other varieties of oysters.

Oysters absorb water through gills and feed on plankton and other particles. These organisms have cilia, gills and mantle that help the exchange of gases. Clams have an open circulatory system and oysters have three hearts in chambers.

In Summary:

  1. Oysters are found in marine habitats. Clams usually in running waters.
  2. The clams remain mobile their whole life while the oysters only the first seems of their life.
  3. The foot of the oysters disappears after they are placed in a safe place. The foot of the clam is used all his life and
  4. Works as an anchor while dragging the whole body with him.
  5. Pearls from oysters produce pearls of commercial value and clams do not produce pearls
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