Hesperocorixa linnaei

Description

7 to 8 mm. Six pale lines on the pronotum (H. sahlbergi has 7 to 9) and the pattern of light lines on a dark background extending to the posterior apex of the corium. 

Similar Species

Hesperocorixa sahlbergi: 7 to 9mm, the pattern of light lines on a dark background fades to a pale patch near the apex of the corium.

Identification difficulty
ID guidance

Please measure length and record dorsal patterning as described.  

Recording advice

Good quality photographs of dorsal and ventral surfaces required. 

Habitat

Occurs in a range of still-water habitats, usually with emergent vegetation and a fairly high concentration of organic matter in solution.

When to see it

All year.

Life History

Overwinters as an adult. 

UK Status

Widely distributed in Britain.

VC55 Status

Under recorded in Leicestershire and Rutland due to identification difficulty. 

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Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map