Mottled tube-maker
- Peak month
- July
- Records since 2000
- 806
- Scientific name
- Jassa falcata
Cumella pygmaea
- Peak month
- May
- Records since 2000
- 797
- Group
- Crustaceans
Bathyporeia sarsi
- Peak month
- September
- Records since 2000
- 792
- Group
- Crustaceans
Bryer's Nut Crab
- Peak month
- August
- Records since 2000
- 778
- Scientific name
- Ebalia tumefacta
Dexamine spinosa
- Peak month
- September
- Records since 2000
- 762
- Group
- Crustaceans
Eurydice truncata
- Peak month
- August
- Records since 2000
- 760
- Group
- Crustaceans
Pontocrates altamarinus
- Peak month
- July
- Records since 2000
- 746
- Group
- Crustaceans
Guernea coalita
- Peak month
- July
- Records since 2000
- 737
- Group
- Crustaceans
Lysianassa plumosa
- Peak month
- August
- Records since 2000
- 717
- Group
- Crustaceans
Righthanded Hermit Crab
- Peak month
- August
- Records since 2000
- 709
- Scientific name
- Anapagurus laevis
Socarnes erythrophthalmus
- Peak month
- August
- Records since 2000
- 699
- Group
- Crustaceans
Tryphosites longipes
- Peak month
- August
- Records since 2000
- 696
- Group
- Crustaceans
Cheirocratus intermedius
- Peak month
- May
- Records since 2000
- 684
- Group
- Crustaceans
Tryphosa nana
- Peak month
- July
- Records since 2000
- 678
- Group
- Crustaceans
Amphilochus manudens
- Peak month
- July
- Records since 2000
- 671
- Group
- Crustaceans
Pseudoparatanais batei
- Peak month
- May
- Records since 2000
- 666
- Group
- Crustaceans
Common freshwater amphipod
- Peak month
- October
- Records since 2000
- 665
- Scientific name
- Gammarus pulex
Leach's Spider Crab
- Peak month
- August
- Records since 2000
- 665
- Scientific name
- Inachus phalangium
Tmetonyx similis
- Peak month
- August
- Records since 2000
- 664
- Group
- Crustaceans
Eurydice spinigera
- Peak month
- August
- Records since 2000
- 660
- Group
- Crustaceans
Diastyloides biplicatus
- Peak month
- March
- Records since 2000
- 654
- Group
- Crustaceans
Cyathura carinata
- Peak month
- March
- Records since 2000
- 653
- Group
- Crustaceans
Unciola planipes
- Peak month
- July
- Records since 2000
- 645
- Group
- Crustaceans
Cymodoce truncata
- Peak month
- August
- Records since 2000
- 631
- Group
- Crustaceans
Pontocrates arcticus
- Peak month
- June
- Records since 2000
- 627
- Group
- Crustaceans
Diastylis lucifera
- Peak month
- May
- Records since 2000
- 603
- Group
- Crustaceans
Northern Atlantic Hairy Hermit Crab
- Peak month
- September
- Records since 2000
- 595
- Scientific name
- Pagurus pubescens
Eualus cranchii
- Peak month
- September
- Records since 2000
- 591
- Group
- Crustaceans
Sarsinebalia typhlops
- Peak month
- August
- Records since 2000
- 582
- Group
- Crustaceans
Marbled Swimming Crab
- Peak month
- August
- Records since 2000
- 581
- Scientific name
- Liocarcinus marmoreus
Eusarsiella zostericola
- Peak month
- June
- Records since 2000
- 579
- Group
- Crustaceans
Nebalia herbstii
- Peak month
- April
- Records since 2000
- 579
- Group
- Crustaceans
Haustorius arenarius
- Peak month
- September
- Records since 2000
- 567
- Group
- Crustaceans
Caprella acanthifera
- Peak month
- September
- Records since 2000
- 562
- Group
- Crustaceans
Eudorellopsis deformis
- Peak month
- May
- Records since 2000
- 561
- Group
- Crustaceans
Gammaropsis lobata
- Peak month
- August
- Records since 2000
- 555
- Group
- Crustaceans
Oithona similis
- Peak month
- June
- Records since 2000
- 555
- Group
- Crustaceans
Akanthophoreus gracilis
- Peak month
- May
- Records since 2000
- 545
- Group
- Crustaceans
Eusirus longipes
- Peak month
- August
- Records since 2000
- 542
- Group
- Crustaceans
Linear skeleton shrimp
- Peak month
- July
- Records since 2000
- 540
- Scientific name
- Caprella linearis
Killer shrimp
- Peak month
- July
- Records since 2000
- 539
- Scientific name
- Dikerogammarus villosus
Iphinoe serrata
- Peak month
- June
- Records since 2000
- 537
- Group
- Crustaceans
Stenothoe monoculoides
- Peak month
- April
- Records since 2000
- 532
- Group
- Crustaceans
Granular marine isopod
- Peak month
- August
- Records since 2000
- 530
- Scientific name
- Idotea granulosa
Microdeutopus anomalus
- Peak month
- June
- Records since 2000
- 526
- Group
- Crustaceans
Dexamine thea
- Peak month
- March
- Records since 2000
- 511
- Group
- Crustaceans
Kroyera carinata
- Peak month
- August
- Records since 2000
- 510
- Group
- Crustaceans
Vaunthompsonia cristata
- Peak month
- May
- Records since 2000
- 502
- Group
- Crustaceans