Definition: The term "Adamsia" is a type of coral reef that forms in shallow waters near the top of oceanic plates, such as continental margins or continental shelves, where high pressure systems form at the margins of these plates. The structure of Adamsia reefs can vary greatly, with some forming with low to medium growth rates and others with high growth rates. Some examples include the "Witch Reef" on the California coast, which is a large, fast-growing reef with thick coral and abundant fish populations. Other examples are found in the Atlantic and Pacific oceans, where they form as the deep sea flows into the ocean. The term "Adamsia" comes from the Latin word "Adamus," meaning "of Adam," likely due to its resemblance to the shape of Adam's beard. The name is often used to describe reef growth that reaches deep within the ocean floor and requires long periods of time for the coral to grow and mature. In summary, Adamsia reefs are characterized by their shallow growth rates and high growth rates in low-pressure areas on continental margins or shelves, where high pressure systems form at the margin.

Adamsia