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31Wave-cut platform — Wave cut platform. In this case, alternating hard and soft layers have been folded up vertically and eroded by the tides, resulting in a regular ripple pattern at the surface. A wave cut platform, or shore platform is the narrow flat area often… …
32Concordant coastline — A concordant, longitudinal, or Pacific type coastline occurs where beds, or layers, of differing rock types are folded into ridges that run parallel to the coast.[1] The outer hard rock (for example, granite) provides a protective barrier to… …
33Continental shelf — Marine habitats Anatomy of a continental shelf off the south eastern coast of the United States Littoral zone Intertidal zone …
34Phragmites — This article is about the common reed. For other plants called reed, see Reed (plant). Phragmites Phragmites australis seed head in winter Scientific classification …
35Littoral zone — Littoral redirects here. For other uses, see Littoral (disambiguation). Marine habitats Different disciplines and agencies divide the littoral zone into different subregions, according to how they want to view the zone. This diagram show …
36Fold (geology) — For other uses, see Fold (disambiguation). Very tight folds. Formation near Moruya, New South Wales, Australia …
37Channel (geography) — This article is about a geographical feature. For other uses, see channel. Wooden pilings mark the navigable channel for vessels entering Lake George from the St. Johns River in Florida …
38Volcanic arc — Mariana Islands, an oceanic island arc A volcanic arc is a chain of volcanoes positioned in an arc shape as seen from above. Offshore volcanoes form islands, resulting in a volcanic island arc. Generally they result from the subduction of an… …
39Orford Ness — Orford Ness …
40Submarine canyon — A submarine canyon is a steep sided valley on the sea floor of the continental slope. Many submarine canyons are found as extensions to large rivers; however there are some that have no such association. Canyons cutting the continental slopes… …
