Dytiscus marginalis

Dytiscus marginalis (Linnaeus, 1758)
A very large and impressive water beetle found in generally still, or slow moving, well vegetated water bodies. Going completely (and quite correctly) by the fabulous survey work of Bob Merritt throughout Nottinghamshire over a number of years, Dytiscus marginalis is not as widespread as may be thought and like many other aquatic beetles, will turn up at MV light traps, such as the one illustrated below from Misson Carr NR, which ended a lifetime's wait to see this beetle in September 2023.
....




									The records for the Nottinghamshire distribution map are currently provided by the following contributors - Trevor and Dilys Pendleton. Bob Merritt. Nottinghamshire Wildlife Trust. Peter Kirby (Bentinck Tip & Void Invertebrate survey 2007). Brian Wetton. You can contribute your own records to help us gain an accurate status of this species in Nottinghamshire. Send an Excel spreadsheet of your records via the 'contact us' link at the top of the homepage. Updated January 2024