The EOAC, formed in 1971, now has 20 member countries. Results from 15 national atlas schemes have been combined in the compilation of some provisional maps
Even in well-watched Britain and Ireland, the atlas fieldwork of 1968-72 provided observers with new discoveries, and the final maps (Sharrock 1976) included unexpected—and some inexplicable—distributions, even of common spe
...This article is only available to registered users.
To read more, please log in or purchase a subscription.