Dyopedos monacanthus
- Peak month
- June
- Records since 2000
- 487
- Group
- Crustaceans
Acartia clausi
- Peak month
- June
- Records since 2000
- 484
- Group
- Crustaceans
Tritaeta gibbosa
- Peak month
- May
- Records since 2000
- 484
- Group
- Crustaceans
Risso's Crab
- Peak month
- September
- Records since 2000
- 477
- Scientific name
- Xantho pilipes
Astacilla dilatata
- Peak month
- September
- Records since 2000
- 466
- Group
- Crustaceans
Autonoe longipes
- Peak month
- July
- Records since 2000
- 460
- Group
- Crustaceans
Caprella mutica
- Peak month
- July
- Records since 2000
- 448
- Group
- Crustaceans
Eudorella emarginata
- Peak month
- January
- Records since 2000
- 447
- Group
- Crustaceans
Leucothoe procera
- Peak month
- August
- Records since 2000
- 444
- Group
- Crustaceans
Palaemon elegans
- Peak month
- August
- Records since 2000
- 444
- Group
- Crustaceans
Eriopisa elongata
- Peak month
- October
- Records since 2000
- 438
- Group
- Crustaceans
Iphimedia minuta
- Peak month
- September
- Records since 2000
- 437
- Group
- Crustaceans
Corophium arenarium
- Peak month
- September
- Records since 2000
- 433
- Group
- Crustaceans
Microjassa cumbrensis
- Peak month
- July
- Records since 2000
- 433
- Group
- Crustaceans
Armadillidium depressum
- Peak month
- April
- Records since 2000
- 430
- Group
- Crustaceans
Niphargus aquilex
- Peak month
- April
- Records since 2000
- 429
- Group
- Crustaceans
Lepidepecreum longicorne
- Peak month
- April
- Records since 2000
- 426
- Group
- Crustaceans
Bodotria arenosa
- Peak month
- May
- Records since 2000
- 423
- Group
- Crustaceans
Gnathia vorax
- Peak month
- August
- Records since 2000
- 423
- Group
- Crustaceans
Ampelisca macrocephala
- Peak month
- May
- Records since 2000
- 416
- Group
- Crustaceans
Pseudocuma simile
- Peak month
- July
- Records since 2000
- 414
- Group
- Crustaceans
Haplostylus normani
- Peak month
- August
- Records since 2000
- 411
- Group
- Crustaceans
Leucon nasica
- Peak month
- January
- Records since 2000
- 407
- Group
- Crustaceans
Parapleustes bicuspis
- Peak month
- June
- Records since 2000
- 405
- Group
- Crustaceans
Common pygmy woodlouse
- Peak month
- July
- Records since 2000
- 391
- Scientific name
- Trichoniscus pusillus
Monocorophium acherusicum
- Peak month
- May
- Records since 2000
- 386
- Group
- Crustaceans
A crab
- Peak month
- March
- Records since 2000
- 381
- Scientific name
- Inachus leptochirus
Iphimedia spatula
- Peak month
- August
- Records since 2000
- 381
- Group
- Crustaceans
Macropodia linaresi
- Peak month
- March
- Records since 2000
- 374
- Group
- Crustaceans
Diastylis rathkei
- Peak month
- June
- Records since 2000
- 373
- Group
- Crustaceans
Euterpina acutifrons
- Peak month
- August
- Records since 2000
- 366
- Group
- Crustaceans
Apseudes talpa
- Peak month
- March
- Records since 2000
- 365
- Group
- Crustaceans
Cheirocratus assimilis
- Peak month
- August
- Records since 2000
- 356
- Group
- Crustaceans
Gitana sarsi
- Peak month
- September
- Records since 2000
- 356
- Group
- Crustaceans
Adna anglica
- Peak month
- September
- Records since 2000
- 354
- Group
- Crustaceans
Synchelidium haplocheles
- Peak month
- July
- Records since 2000
- 354
- Group
- Crustaceans
Orchomene humilis
- Peak month
- September
- Records since 2000
- 353
- Group
- Crustaceans
Lysianassa ceratina
- Peak month
- May
- Records since 2000
- 347
- Group
- Crustaceans
Jaxea nocturna
- Peak month
- August
- Records since 2000
- 343
- Group
- Crustaceans
Hemigrapsus sanguineus
- Peak month
- June
- Records since 2000
- 339
- Group
- Crustaceans
Tryphosella sarsi
- Peak month
- May
- Records since 2000
- 339
- Group
- Crustaceans
Eurynome aspera
- Peak month
- March
- Records since 2000
- 336
- Group
- Crustaceans
Gammarus zaddachi
- Peak month
- September
- Records since 2000
- 333
- Group
- Crustaceans
Melita palmata
- Peak month
- March
- Records since 2000
- 332
- Group
- Crustaceans
Monopseudocuma gilsoni
- Peak month
- May
- Records since 2000
- 328
- Group
- Crustaceans
Crab
- Peak month
- September
- Records since 2000
- 324
- Scientific name
- Thia scutellata
Hemigrapsus takanoi
- Peak month
- June
- Records since 2000
- 322
- Group
- Crustaceans
Idotea balthica
- Peak month
- September
- Records since 2000
- 321
- Group
- Crustaceans