Fermanagh and Omagh — county
- Group
- Fungi
- Peak month
- March
- Records since 2000
- 2,899
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 2,881
- Group
- Mosses
- Peak month
- August
- Records since 2000
- 2,861
- Group
- Mosses
- Peak month
- June
- Records since 2000
- 2,849
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 2,847
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 2,809
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,651
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,613
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,601
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 2,507
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 2,462
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,435
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 2,408
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,378
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,374
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 2,286
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 2,278
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 2,213
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 2,206
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 2,182
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,153
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,093
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 2,057
- Group
- Mammals
- Peak month
- September
- Records since 2000
- 2,042
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,017
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 1,971
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 1,819
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 1,781
- Group
- True flies
- Peak month
- August
- Records since 2000
- 1,654
- Group
- Fungi
- Peak month
- November
- Records since 2000
- 1,356
- Group
- Seaweeds and algae
- Peak month
- August
- Records since 2000
- 1,314
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 1,148
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 1,144
- Group
- Fungi
- Peak month
- November
- Records since 2000
- 1,066
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 958
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 911
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 740
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 682
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 622
- Group
- Mosses
- Peak month
- May
- Records since 2000
- 495
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 487
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 310
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 74