Caspian Gull
- Group
- Birds
- Peak month
- January
- Records since 2000
- 12,452
Described in 1811
53 species
Elbow-stripe Grass-veneer
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 4,026
Red-barred Tortrix
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 2,154
Hoary Bell
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 2,019
Pallas's Leaf Warbler
- Group
- Birds
- Peak month
- October
- Records since 2000
- 1,977
Marbled Orchard Tortrix
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 1,948
Ash-bark Knot-horn
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 1,487
Delicate Soldier
- Group
- True flies
- Peak month
- July
- Records since 2000
- 658
Triple-blotched Bell
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 645
Black Needle Fly
- Group
- Stoneflies
- Peak month
- April
- Records since 2000
- 634
Birch Marble
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 537
Birch Catkin Weevil
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 520
Grey Gorse Piercer
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 512
Straw Conch
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 498
Crescent Bell
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 489
Whiskered Tern
- Group
- Birds
- Peak month
- May
- Records since 2000
- 470
Acleris hyemana
- Group
- Butterflies and moths
- Peak month
- April
- Records since 2000
- 352
Orius niger
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 310
Red-Throated Pipit
- Group
- Birds
- Peak month
- October
- Records since 2000
- 290
Lobesia fuligana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 287
Acrolepia pygmaeana
- Group
- Butterflies and moths
- Peak month
- September
- Records since 2000
- 230
Gillmeria pallidactyla
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 227
Dacnusa areolaris
- Group
- Bees, wasps and ants
- Peak month
- May
- Records since 2000
- 187
Cryptoblabes bistriga
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 179
Phtheochroa inopiana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 178
Gypsonoma sociana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 175
Pallas’s grasshopper warbler
- Group
- Birds
- Peak month
- September
- Records since 2000
- 168
Magnolia Warbler
- Group
- Birds
- Peak month
- September
- Records since 2000
- 166
Taiga Flycatcher
- Group
- Birds
- Peak month
- October
- Records since 2000
- 154
Piniphila bifasciana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 152
Marasmarcha lunaedactyla
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 135
Catapion pubescens
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 129
Pyla fusca
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 128
Ephedrus plagiator
- Group
- Bees, wasps and ants
- Peak month
- June
- Records since 2000
- 125
Thyraylia nana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 120
Rhodophaea formosa
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 118
Amblyptilia punctidactyla
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 114
Similipecten similis
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 114
Endothenia quadrimaculana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 113
Falseuncaria ruficiliana
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 108
Bactra furfurana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 104
Long-billed Murrelet
- Group
- Birds
- Peak month
- November
- Records since 2000
- 103
Endothenia marginana
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 97
Isotrias rectifasciana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 84
Epiblema costipunctana
- Group
- Butterflies and moths
- Peak month
- June
- Records since 2000
- 76
Cnephasia longana
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 71
Stenopterapion scutellare
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 68
Agriphila latistria
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 64
A Reed beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 63
Agonopterix liturosa
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 60
Chorebus longicornis
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 60
Dichrorampha simpliciana
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 58
Epinotia tetraquetrana
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 50