Beach Cusp

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Beach Cusp (English)
ビーチカスプ (日本語)
Cúsipde de playa (Español)

One of a series of short ridges forming a scalloped beach surface, characterized by an evenly spaced series of rounded, small headlands (projections) and bays (or embayments). The alongshore spacing of cusps ranges from a few feet to hundreds of feet and their relief varies from a few inches to several feet.

Beach containing high tide beach cusps in south Western Australia (photo: A D Short)

A funny but factual look at Beach cusps