We observed several bamboo corals during Dive 15 of the 2021 North Atlantic Stepping Stones expedition. These corals have an opaque and milky appearance from a distance, due to very small calcareous sclerites (hardened parts of the coral body) that reflect light.
Bamboo Coral
Image courtesy of NOAA Ocean Exploration, 2021 North Atlantic Stepping Stones: New England and Corner Rise Seamounts. Download larger version (jpg, 1 MB).

We observed several bamboo corals during Dive 15 of the 2021 North Atlantic Stepping Stones expedition. These corals have an opaque and milky appearance from a distance, due to very small calcareous sclerites (hardened parts of the coral body) that reflect light.

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