Stethophyma grossum (Linnaeus, 1758)

Large Marsh Grasshopper
Taxonomy
Orthoptera » Caelifera » Acridoidea » Acrididae » Oedipodinae » Stethophyma grossum
Status
UK

Distribution Map

Colours show the year of the last record -

 up to 1987 1988-97 1998 up to present

Only Recording Scheme datasets are included. Other datasets on the Gateway may hold additional information.

Open the NBN Atlas interactive map in a new window.

Recordings

Description
Largest native grasshopper, yellowish green to olive brown in colour with bright red undersides of the hind leg thighs. A plum coloured form is sometimes observed in females. Females are larger than males.
Size
21-36 mm
Wings
Fully winged and flies well.
Stridulation
Characteristic popping stridulation made by kicking the wings with the hind legs. 1-3 clicks per second, in verses lasting 5-10 seconds.
Food
Herbivorous.
Habitat
Wetland species, usually in acid bogs and tussocky grass especially purple moor-grass and scrub. The eggs are laid in the base of grass tufts.
Phenology
Nymphs emerge in late spring. Adults appear from late July and survive until early November.