''Dolphins'' also known as a ''Dolphins in Phosphorescent Sea'' is a

woodcut Woodcut is a relief printing technique in printmaking. An artist carves an image into the surface of a block of wood—typically with gouges—leaving the printing parts level with the surface while removing the non-printing parts. Areas that ...

print by the

Dutch Dutch commonly refers to: * Something of, from, or related to the Netherlands * Dutch people () * Dutch language () Dutch may also refer to: Places * Dutch, West Virginia, a community in the United States * Pennsylvania Dutch Country People E ...

artist

M. C. Escher Maurits Cornelis Escher (; 17 June 1898 – 27 March 1972) was a Dutch graphic artist who made mathematically inspired woodcuts, lithographs, and mezzotints. Despite wide popular interest, Escher was for most of his life neglected in t ...

. This work was first printed in February, 1923. Escher had been fascinated by the glowing outlines of ocean waves breaking at night and this image depicts the outlines made by a school of dolphins swimming and breaching ahead of the bow of a ship. The glow was created by

bioluminescent Bioluminescence is the production and emission of light by living organisms. It is a form of chemiluminescence. Bioluminescence occurs widely in marine vertebrates and invertebrates, as well as in some Fungus, fungi, microorganisms including ...

dinoflagellates The dinoflagellates (Greek δῖνος ''dinos'' "whirling" and Latin ''flagellum'' "whip, scourge") are a monophyletic group of single-celled eukaryotes constituting the phylum Dinoflagellata and are usually considered algae. Dinoflagellates are ...

. (In 1923 the difference between phosphorescence and bioluminescence was not well understood.)

Sources

*Lewis, J.L. (2002). ''The Magic of M. C. Escher''.

Harry N. Abrams, Inc. Abrams, formerly Harry N. Abrams, Inc. (HNA), is an American publisher of art and illustrated books, children's books, and stationery. The enterprise is a subsidiary of the French publisher La Martinière Groupe. Run by President and CEO Michael ...

. *Widder, E. (2021 ). ''Below the Edge of Darkness''.

Random House Random House is an American book publisher and the largest general-interest paperback publisher in the world. The company has several independently managed subsidiaries around the world. It is part of Penguin Random House, which is owned by Germ ...

. {{printmaking-stub Works by M. C. Escher Woodcuts 1923 paintings Dolphins in art