Rotherham — county
- Group
- True bugs
- Peak month
- June
- Records since 2000
- 5,769
- Group
- Caddisflies
- Peak month
- October
- Records since 2000
- 5,560
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 5,535
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 5,478
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 5,444
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 5,306
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 5,101
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 4,945
- Group
- Birds
- Peak month
- September
- Records since 2000
- 4,746
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 4,676
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 4,601
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 4,520
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 4,365
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 4,094
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 3,912
- Group
- Birds
- Peak month
- January
- Records since 2000
- 3,149
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 2,255