East Riding of Yorkshire — county
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 24,422
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 24,139
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 24,100
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 24,020
- Group
- Molluscs
- Peak month
- June
- Records since 2000
- 23,914
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 23,907
- Group
- Amphibians
- Peak month
- March
- Records since 2000
- 23,841
- Group
- Birds
- Peak month
- January
- Records since 2000
- 23,674
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 23,504
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 23,502
- Group
- Birds
- Peak month
- January
- Records since 2000
- 23,364
- Group
- Mammals
- Peak month
- August
- Records since 2000
- 23,362
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 23,196
- Group
- Birds
- Peak month
- April
- Records since 2000
- 23,156
- Group
- Birds
- Peak month
- April
- Records since 2000
- 23,015
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 22,935
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 22,673
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 22,321
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 21,994
- Group
- Birds
- Peak month
- May
- Records since 2000
- 21,932
- Group
- True bugs
- Peak month
- May
- Records since 2000
- 21,763
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 21,756
- Group
- True flies
- Peak month
- August
- Records since 2000
- 21,723
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 21,524
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 21,424
- Group
- Birds
- Peak month
- May
- Records since 2000
- 21,379
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 21,208
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 21,188
- Group
- Mammals
- Peak month
- August
- Records since 2000
- 21,169
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 21,114
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 20,980
- Group
- Dragonflies and damselflies
- Peak month
- May
- Records since 2000
- 20,883
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 20,829
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 20,749
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 20,735
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 20,597
- Group
- Grasshoppers and crickets
- Peak month
- August
- Records since 2000
- 20,577
- Group
- Reptiles
- Peak month
- August
- Records since 2000
- 20,492
- Group
- Birds
- Peak month
- May
- Records since 2000
- 20,325
- Group
- Birds
- Peak month
- January
- Records since 2000
- 20,221
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 19,854
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 19,787
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 19,515
- Group
- Birds
- Peak month
- January
- Records since 2000
- 19,363
- Group
- Birds
- Peak month
- January
- Records since 2000
- 18,878
- Group
- Birds
- Peak month
- May
- Records since 2000
- 18,794
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 18,728
- Group
- Caddisflies
- Peak month
- September
- Records since 2000
- 18,706