Large Marsh Grasshopper
Stethophyma grossum
The large marsh grasshopper is a species of grasshopper belonging to the family Acrididae. Source
Where it is now
In the last 8 weeks this insect was recorded 55 times across 5 areas (each area is a 5 degree square).
See the Large Marsh Grasshopper on the live map
Movement and weather
Over the weeks it was present in the past year, its centre in Europe ranged from 49°N in August to 61°N in August, about 1,300 km apart.
Arrival dates
The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.
| Region | First arrival | Last arrival | Typical peak | Areas |
|---|---|---|---|---|
| Europe | 20 July 2026 | 20 July 2026 | 7 September 2026 | 1 |
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.