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The Brilliant Abyss by Helen Scales; Below the Edge of Darkness by Edith Widder – reviews

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Two books on the mysteries of the deep ocean take very different approaches in stressing the urgent need for conservation

Divers investigating an underwater canyon off California made a startling discovery in 2002. They found a dead whale that appeared to be wrapped in a crimson, shag-pile carpet. Closer examination revealed this covering was made of red worms, previously unknown to science, which were eating the whale’s skeleton.

Subsequent research showed these acid-secreting creatures were all female and inside each was a tube containing a harem of dwarf males. These were carried around to provide fertilisation when the worms encountered food, such as a whale carcass, and wanted to start breeding. Scientists named the new genus Osedax, which means “bone-devourer”.

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