Initial Establishment of Saxicolous Lichens Following Recent Glacial Recession in Sverdrup Pass, Ellesmere Island, Canada

• Published in: The Lichenologist
• Main Authors: Fahselt, Dianne, Maycock, Paul F., Svoboda, Josef
• Format: Article in Journal/Newspaper
• Language: English
• Published: Cambridge University Press (CUP) 1988
• Subjects: Ecology, Evolution, Behavior and Systematics; Arctic; Ellesmere Island; Canada; Bare Rock; Sverdrup Pass; glacier*
• Online Access: http://dx.doi.org/10.1017/s0024282988000295; https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0024282988000295

Abstract In the recently deglaciated zone of a valley glacier in Central Ellesmere Island the mean period of time before the onset of colonization on bare rock surfaces was estimated to be about 80 years. The first species to establish was Xanthoria elegans , followed by Lecanora crenulata and Umbil...