Citation: Sheppard, C.R.C. 1976 The holdfast ecosystem of Laminaria hyperborea (Gunn.) Fosl. and environmental monitoring: an ecological study. Unpublished Ph.D. thesis, ,
Keywords: Alga, Biogeography, Ecology, Fauna, Isle of Man, Marine, Monitoring, Pollution, Rock, Seaweed, Sewage, Sublittoral, Survey