Northamptonshire — county
- Group
- Birds
- Peak month
- August
- Records since 2000
- 77,228
- Group
- Birds
- Peak month
- August
- Records since 2000
- 76,512
- Group
- Dragonflies and damselflies
- Peak month
- June
- Records since 2000
- 75,531
- Group
- Dragonflies and damselflies
- Peak month
- July
- Records since 2000
- 74,127
- Group
- Birds
- Peak month
- October
- Records since 2000
- 69,886
- Group
- Birds
- Peak month
- August
- Records since 2000
- 69,276
- Group
- Birds
- Peak month
- May
- Records since 2000
- 68,995
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 68,667
- Group
- Birds
- Peak month
- September
- Records since 2000
- 67,669
- Group
- Mammals
- Peak month
- August
- Records since 2000
- 65,340
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 62,045
- Group
- Birds
- Peak month
- May
- Records since 2000
- 61,403
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 61,080
- Group
- Birds
- Peak month
- May
- Records since 2000
- 59,895
- Group
- Birds
- Peak month
- May
- Records since 2000
- 59,671
- Group
- Birds
- Peak month
- May
- Records since 2000
- 59,298
- Group
- Dragonflies and damselflies
- Peak month
- June
- Records since 2000
- 58,431
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 56,840
- Group
- Dragonflies and damselflies
- Peak month
- July
- Records since 2000
- 54,605
- Group
- Birds
- Peak month
- January
- Records since 2000
- 54,544
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 53,331
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 51,449
- Group
- Birds
- Peak month
- April
- Records since 2000
- 50,596
- Group
- Birds
- Peak month
- January
- Records since 2000
- 47,776
- Group
- Birds
- Peak month
- October
- Records since 2000
- 47,758
- Group
- True flies
- Peak month
- July
- Records since 2000
- 46,804
- Group
- Dragonflies and damselflies
- Peak month
- August
- Records since 2000
- 46,053
- Group
- Birds
- Peak month
- October
- Records since 2000
- 45,803
- Group
- Dragonflies and damselflies
- Peak month
- August
- Records since 2000
- 45,389
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 44,514
- Group
- Crustaceans
- Peak month
- October
- Records since 2000
- 44,412
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 44,396
- Group
- Molluscs
- Peak month
- September
- Records since 2000
- 44,337
- Group
- Birds
- Peak month
- May
- Records since 2000
- 43,874
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 41,845
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 41,342
- Group
- Dragonflies and damselflies
- Peak month
- June
- Records since 2000
- 40,953
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 40,355
- Group
- Amphibians
- Peak month
- May
- Records since 2000
- 39,193
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 39,026
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 38,903
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 38,075
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 37,435
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 37,320
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 37,202
- Group
- Birds
- Peak month
- October
- Records since 2000
- 36,793
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 35,931
- Group
- Birds
- Peak month
- May
- Records since 2000
- 35,860