Wreckers Must Breathe is a 1940 thriller novel by the British writer Hammond Innes.

It was published in the United States by Putnam's under the title Trapped.

[1] Set in the early stages of the Second World War, it tells a story about German U-boats operating from a secret base in Cornwall.

[2] The title refers to the tradition of wrecking on the Cornish coast.

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