Starry smooth-hound
- Group
- Fish
- Peak month
- September
- Records since 2000
- 16,798
Described in 1819
28 species
Pectoral Sandpiper
- Group
- Birds
- Peak month
- September
- Records since 2000
- 4,746
Sabine's Gull
- Group
- Birds
- Peak month
- September
- Records since 2000
- 2,159
Long-tailed Jaeger
- Group
- Birds
- Peak month
- September
- Records since 2000
- 2,000
White-rumped Sandpiper
- Group
- Birds
- Peak month
- August
- Records since 2000
- 1,643
Strawberry worm
- Group
- Worms (annelids)
- Peak month
- July
- Records since 2000
- 1,407
Large Mantis Dung Fly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 1,329
Buff-breasted Sandpiper
- Group
- Birds
- Peak month
- September
- Records since 2000
- 1,257
Garden Slug
- Group
- Molluscs
- Peak month
- March
- Records since 2000
- 1,236
Nicolea venustula
- Group
- Worms (annelids)
- Peak month
- June
- Records since 2000
- 1,127
Hydroporus tessellatus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 1,073
Wilson's Phalarope
- Group
- Birds
- Peak month
- September
- Records since 2000
- 681
Cordilura albipes
- Group
- True flies
- Peak month
- May
- Records since 2000
- 653
Scathophaga litorea
- Group
- True flies
- Peak month
- August
- Records since 2000
- 523
Adriatic Mussel
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 512
Hydroptila tineoides
- Group
- Caddisflies
- Peak month
- June
- Records since 2000
- 426
Black-throated Dark-throated Thrush
- Group
- Birds
- Peak month
- December
- Records since 2000
- 411
Bonelli's Warbler
- Group
- Birds
- Peak month
- September
- Records since 2000
- 325
Least Sandpiper
- Group
- Birds
- Peak month
- April
- Records since 2000
- 322
Cymatia bonsdorffii
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 216
Demetrias monostigma
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 166
Demetrias monostigma
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 159
Spaziphora hydromyzina
- Group
- True flies
- Peak month
- July
- Records since 2000
- 126
Fragilaria pectinalis
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 114
Testacella maugei
- Group
- Molluscs
- Peak month
- October
- Records since 2000
- 102
Clepsis senecionana
- Group
- Butterflies and moths
- Peak month
- May
- Records since 2000
- 59
Bembidion laterale
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 58
Mecyna asinalis
- Group
- Butterflies and moths
- Peak month
- August
- Records since 2000
- 52