@AlanGKnox@trailerbythesea@blackdogbirder@AlanGKnox it is 4 survey sites! The map indicates where we have gathered data from about harvest mice. Although a number of positive records were identified in Scotland.
So excited! Our analysis of the conservation status of British Mammals will be on the @NaturalEngland web on Weds (tech report; full 700 page doc following in a few weeks). Beautiful @Mammal_Society book, Mammals 2018, giving summary & Red List, available from @nhbsNews on Weds.