Fermanagh and Omagh — county
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 5,675
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 5,653
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 5,604
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 5,535
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 5,521
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 5,478
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 5,455
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 5,454
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 5,432
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 5,214
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 5,167
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 5,001
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 4,975
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 4,790
- Group
- Mammals
- Peak month
- June
- Records since 2000
- 4,684
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 4,612
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 4,609
- Group
- Crustaceans
- Peak month
- September
- Records since 2000
- 4,536
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 4,513
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 4,349
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 4,247
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 4,224
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 4,182
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 4,173
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 4,163
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 4,152
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 4,091
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 4,022
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 4,010
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 3,910
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 3,879
- Group
- Mammals
- Peak month
- April
- Records since 2000
- 3,875
- Group
- Mosses
- Peak month
- September
- Records since 2000
- 3,715
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 3,657
- Group
- Ferns and horsetails
- Peak month
- July
- Records since 2000
- 3,492
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 3,443
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 3,401
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 3,352
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 3,317
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 3,215
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 3,208
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 3,106
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 3,101
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 3,067
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 2,959
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,927
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,914
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 2,902