Philippe Bouchet and colleagues conducted a massive survey of marine molluscs on the west coast of New Caledonia.Twenty percent of the species found were represented by a single specimen.What does that suggest about the diversity of molluscs in this area?

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The fact that 20% of the species found were represented by a single specimen suggests that many of these species are rare, indicating high diversity of molluscs in the area.

Philippe Bouchet and Colleagues Conducted a Massive Survey of Marine