Na h-Eileanan Siar — county
- Group
- Birds
- Peak month
- January
- Records since 2000
- 104,946
- Group
- Birds
- Peak month
- October
- Records since 2000
- 104,847
- Group
- Birds
- Peak month
- January
- Records since 2000
- 103,697
- Group
- Birds
- Peak month
- June
- Records since 2000
- 94,955
- Group
- Birds
- Peak month
- October
- Records since 2000
- 90,748
- Group
- Birds
- Peak month
- October
- Records since 2000
- 90,101
- Group
- Birds
- Peak month
- October
- Records since 2000
- 89,058
- Group
- Birds
- Peak month
- January
- Records since 2000
- 88,832
- Group
- Birds
- Peak month
- October
- Records since 2000
- 87,250
- Group
- Birds
- Peak month
- May
- Records since 2000
- 86,739
- Group
- Birds
- Peak month
- May
- Records since 2000
- 80,853
- Group
- Dragonflies and damselflies
- Peak month
- June
- Records since 2000
- 79,037
- Group
- Birds
- Peak month
- October
- Records since 2000
- 78,542
- Group
- Birds
- Peak month
- August
- Records since 2000
- 77,228
- Group
- Birds
- Peak month
- June
- Records since 2000
- 76,750
- Group
- Birds
- Peak month
- October
- Records since 2000
- 69,886
- Group
- Birds
- Peak month
- September
- Records since 2000
- 67,669
- Group
- Birds
- Peak month
- June
- Records since 2000
- 66,509
- Group
- Birds
- Peak month
- September
- Records since 2000
- 65,771
- Group
- Birds
- Peak month
- October
- Records since 2000
- 61,757
- Group
- Mammals
- Peak month
- May
- Records since 2000
- 61,227
- 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
- October
- Records since 2000
- 59,861
- Group
- Birds
- Peak month
- January
- Records since 2000
- 59,855
- Group
- Birds
- Peak month
- May
- Records since 2000
- 58,553
- Group
- Birds
- Peak month
- October
- Records since 2000
- 57,365
- Group
- Birds
- Peak month
- September
- Records since 2000
- 56,821
- Group
- Birds
- Peak month
- May
- Records since 2000
- 56,265
- Group
- Birds
- Peak month
- September
- Records since 2000
- 53,928
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 53,331
- 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
- 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
- Flowering plants
- Peak month
- June
- Records since 2000
- 39,026
- Group
- Birds
- Peak month
- June
- Records since 2000
- 38,357
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 37,320
- Group
- Birds
- Peak month
- October
- Records since 2000
- 36,793
- Group
- Crustaceans
- Peak month
- August
- Records since 2000
- 36,315
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 35,350
- Group
- True flies
- Peak month
- April
- Records since 2000
- 35,005
- Group
- True flies
- Peak month
- September
- Records since 2000
- 34,301