What is a hardship for small organisms that are associated with living on a sandy beach?

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These factors are only a few of the hardships organisms must deal with on sandy beaches. This is in addition to the normal problematic factors associated with the intertidal zone. Many of the organisms must also find ways to distinguish food particles from grains of sand. There is also the issue of predators being able to excavate them from the sand. Information can be found in the section Examples of Marine Communities.

What Is a Hardship for Small Organisms That Are Associated