Data Zone
| Scientific name | Common name | Family | Red List category |
|---|---|---|---|
| Helopsaltes fasciolatus | Gray's Grasshopper-warbler | Locustellidae (Grasshopper-warblers and grassbirds) | LC |
| Helopsaltes pryeri | Marsh Grassbird | Locustellidae (Grasshopper-warblers and grassbirds) | NT |
| Helopsaltes ochotensis | Middendorff's Grasshopper-warbler | Locustellidae (Grasshopper-warblers and grassbirds) | LC |
| Helopsaltes certhiola | Pallas's Grasshopper-warbler | Locustellidae (Grasshopper-warblers and grassbirds) | LC |
| Helopsaltes pleskei | Pleske's Grasshopper-warbler | Locustellidae (Grasshopper-warblers and grassbirds) | VU |
| Helopsaltes amnicola | Sakhalin Grasshopper-warbler | Locustellidae (Grasshopper-warblers and grassbirds) | LC |