Diplectrona felix
- Group
- Caddisflies
- Peak month
- June
- Records since 2000
- 1,523
Described in 1878
27 species
Hume's Warbler
- Group
- Birds
- Peak month
- January
- Records since 2000
- 1,164
Bodotria pulchella
- Group
- Crustaceans
- Peak month
- April
- Records since 2000
- 1,047
Ancistrosyllis groenlandica
- Group
- Worms (annelids)
- Peak month
- June
- Records since 2000
- 775
Myriochele danielsseni
- Group
- Worms (annelids)
- Peak month
- May
- Records since 2000
- 664
Ephesiella abyssorum
- Group
- Worms (annelids)
- Peak month
- April
- Records since 2000
- 645
Dicyphus stachydis
- Group
- True bugs
- Peak month
- May
- Records since 2000
- 593
Coastal Red Tick
- Group
- Mites, harvestmen and other arachnids
- Peak month
- May
- Records since 2000
- 483
Nysius huttoni
- Group
- True bugs
- Peak month
- August
- Records since 2000
- 438
Caryophyllia inornata
- Group
- Jellyfish, corals and anemones
- Peak month
- August
- Records since 2000
- 312
Aplysilla sulfurea
- Group
- Sponges
- Peak month
- July
- Records since 2000
- 282
Sea-fan anemone
- Group
- Jellyfish, corals and anemones
- Peak month
- July
- Records since 2000
- 239
Asterocarpa humilis
- Group
- Sea squirts
- Peak month
- September
- Records since 2000
- 224
Medetera petrophila
- Group
- True flies
- Peak month
- June
- Records since 2000
- 194
Common Atlantic Grenadier
- Group
- Fish
- Peak month
- April
- Records since 2000
- 161
European Beech Leafhopper
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 150
Zelotes latreillei
- Group
- Spiders
- Peak month
- August
- Records since 2000
- 145
Potato Aphid
- Group
- True bugs
- Peak month
- June
- Records since 2000
- 143
Gomphonema vitreum
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 128
Blue Antimora
- Group
- Fish
- Peak month
- April
- Records since 2000
- 118
Enochrus halophilus
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 83
Pediobius brachycerus
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 74
Nitzschia microcephala
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 67
Walckenaeria atrotibialis
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 62
Eurytoma dentata
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 60
Clubiona juvenis
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 54
Cycloporus papillosus
- Group
- Flatworms
- Peak month
- May
- Records since 2000
- 50