A large water beetle (14 to 18 mm) with considerable colour variation. Although it is a distinctively marked species, there are some very similar species and care is needed with identification.
Temporary and permanent water bodies such as ponds and streams etc. A.sulcatus is able to fly it is not restricted to a single body of water. It is found in water bodies with high and low levels of vegetation showing no preference between the two.
All year round.
Widespread and fairly frequent in Britain.
Fairly frequent in Leicestershire and Rutland.
Leicestershire & Rutland Map
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