What is the scientific name for a mussel?
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Accordingly, what type of animal is a mussel?
Mussel, any of numerous bivalve mollusks belonging to the marine family Mytilidae and to the freshwater family Unionidae. Worldwide in distribution, they are most common in cool seas. Freshwater mussels, also known as naiads, include about 1,000 known species inhabiting streams, lakes, and ponds over most of the world.
Additionally, why is a mussel an animal? Freshwater mussels, also known as clams, are unique animals. Mussels have two hard, external shells and soft tissue inside. They also have only one foot! Mussels feed by filtering water, but filtering water also means that mussels are highly vulnerable to pollution.
Just so, what are mussels made of?
The shells of mussels have three different layers. The outer layer (called the periostracum) is made of organic material that may be yellow, green, brown, or black. The middle layer (prismatic layer) is made of elongate crystals of calcium carbonate (CaCO3).
What is the beard on a mussel?
Mussel beard. The byssus or beard of a mussel is a mass of elastic threads, which hold the mussel to solid surfaces. They are produced by a special gland in the mussel's foot.