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Brimstone at Northward Hill

Indices for Northward Hill compared with the national indices

Species Log Collated Index Plot

 

This chart shows national fluctuations in abundance (in black) and abundance on this site over time (in red).

Statistics
Status on site : Stable
Mean count : 0.83
Maximum count : 4


The UKBMS is run by  Butterfly Conservation (BC), the Centre for Ecology and Hydrology (CEH) and the British Trust for Ornithology (BTO), in partnership with the Joint Nature Conservation Committee (JNCC), and supported and steered by Forestry Commission (FC),  Natural England (NE), Natural Resources Wales (NRW), Northern Ireland Environment Agency (NIEA), and Scottish Natural Heritage (SNH). The UKBMS is indebted to all volunteers who contribute data to the scheme.