Roost Count
Based on the data received for Roost Count 2021, 481 volunteers were participated in this survey. The distribution of sites surveyed and species of bats recorded is shown in the maps below. Note: If no bat species were recorded during the 2021 surveys it does not necessarily imply that the species is absent from the area.
Common pipistrelle
159 common pipistrelle roosts, 127 of which had common pipistrelles present.
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Soprano pipistrelle
145 soprano pipistrelle roosts,115 of which had soprano pipistrelles present.
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Unidentified pipistrelle species
60 unspecified pipistrelle roosts, 43 of which had pipistrelles present.
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Brown long-eared bat
45 brown long-eared bat roosts, 41 of which had brown long-eared bats present.
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Serotine
33 serotine roosts, 31 of which had serotines present.
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Natterer's bat
23 Natterer's bat roosts, 22 of which had Natterer's bats present.
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Lesser horseshoe bat
138 lesser horseshoe bat roosts, 134 of which had lesser horseshoe bats present.
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Greater horseshoe bat
25 greater horseshoe bat roosts, all of which had greater horseshoe bats present.
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Brandt's bat
Total three brandt's bat roost and species was present at all three sites.
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Grey long-eared bat
Two grey long-eared bat roosts, all of them had grey long-eared bats present.
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Daubenton's bat
Four Daubenton's bat roosts and bats were present at all those sites.
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Leisler's bat
Five Leisler’s bat roosts, two of which had Leisler’s bats present.
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Noctule
Three volunteers had returned data and they all had noctule bats present.
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Whiskered bat
Five whiskered bat roosts, four of which had whiskered bats present.
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