References to the use of Mastocarpus stellatus as an important food and source of carrageenan used in food, before 1997, referred to as Gigartina stellatus (currently regarded as a synonym of Mastocarpus stellatus*) in the books:
•Mac an Iomaire, S. The Shores of Connemara. Kinvara: Tír Eolas, 2000, p. 166-168; translated from the ORIGINAL: Mac An Iomaire, S. Cladaigh Chonamara. Baile Átha Cliath : Oifig An tSoláthair, 1938
•Newton, L. Seaweed utilisation. London: Sampson Low, 1951, p. 105-106
•Chapman, V.J. and Chapman, D.J. Seaweeds and Their Uses. London: Chapman and Hall, 1980, p. 111 and 114
* https://www.algaebase.org/search/species/detail/?species_id=12367