Small sand-eel, Sand-eel
- Peak month
- June
- Records since 2000
- 2,231
- Scientific name
- Ammodytes tobianus
Reticulated Dragonet
- Peak month
- September
- Records since 2000
- 2,126
- Scientific name
- Callionymus reticulatus
Roach
- Peak month
- August
- Records since 2000
- 2,073
- Scientific name
- Rutilus rutilus
Crystal Goby
- Peak month
- February
- Records since 2000
- 2,046
- Scientific name
- Crystallogobius linearis
Grayling [fish]
- Peak month
- September
- Records since 2000
- 2,023
- Scientific name
- Thymallus thymallus
Perch
- Peak month
- July
- Records since 2000
- 1,962
- Scientific name
- Perca fluviatilis
Sand sole
- Peak month
- September
- Records since 2000
- 1,939
- Scientific name
- Pegusa lascaris
Painted goby
- Peak month
- September
- Records since 2000
- 1,922
- Scientific name
- Pomatoschistus pictus
Rainbow Trout
- Peak month
- September
- Records since 2000
- 1,750
- Scientific name
- Oncorhynchus mykiss
Smooth sand-eel
- Peak month
- November
- Records since 2000
- 1,721
- Scientific name
- Gymnammodytes semisquamatus
Tope shark, Tope
- Peak month
- November
- Records since 2000
- 1,682
- Scientific name
- Galeorhinus galeus
Shanny
- Peak month
- August
- Records since 2000
- 1,564
- Scientific name
- Lipophrys pholis
Fivebeard rockling
- Peak month
- February
- Records since 2000
- 1,563
- Scientific name
- Ciliata mustela
Red bandfish
- Peak month
- October
- Records since 2000
- 1,529
- Scientific name
- Cepola macrophthalma
Streaked Gurnard
- Peak month
- March
- Records since 2000
- 1,524
- Scientific name
- Chelidonichthys lastoviza
Fries’ goby
- Peak month
- October
- Records since 2000
- 1,516
- Scientific name
- Lesueurigobius friesii
Hagfish
- Peak month
- August
- Records since 2000
- 1,489
- Scientific name
- Myxine glutinosa
Topknot
- Peak month
- March
- Records since 2000
- 1,468
- Scientific name
- Zeugopterus punctatus
Common Goby
- Peak month
- September
- Records since 2000
- 1,459
- Scientific name
- Pomatoschistus microps
Shagreen ray
- Peak month
- September
- Records since 2000
- 1,456
- Scientific name
- Leucoraja fullonica
Common carp, European carp, King carp, Mirror carp
- Peak month
- June
- Records since 2000
- 1,413
- Scientific name
- Cyprinus carpio
Sea Lamprey
- Peak month
- October
- Records since 2000
- 1,394
- Scientific name
- Petromyzon marinus
Black Goby
- Peak month
- September
- Records since 2000
- 1,332
- Scientific name
- Gobius niger
Barbel
- Peak month
- September
- Records since 2000
- 1,326
- Scientific name
- Barbus barbus
Butterfly Blenny
- Peak month
- September
- Records since 2000
- 1,239
- Scientific name
- Blennius ocellaris
Three-bearded Rockling
- Peak month
- March
- Records since 2000
- 1,233
- Scientific name
- Gaidropsarus vulgaris
Northern pike, Pike
- Peak month
- August
- Records since 2000
- 1,208
- Scientific name
- Esox lucius
Snake Blenny
- Peak month
- August
- Records since 2000
- 1,177
- Scientific name
- Lumpenus lampretaeformis
Greater Weever
- Peak month
- October
- Records since 2000
- 1,154
- Scientific name
- Trachinus draco
Bream
- Peak month
- August
- Records since 2000
- 1,078
- Scientific name
- Abramis brama
Velvet Belly Lantern Shark
- Peak month
- November
- Records since 2000
- 1,013
- Scientific name
- Etmopterus spinax
Blonde Ray
- Peak month
- May
- Records since 2000
- 1,004
- Scientific name
- Bathyraja brachyurops
Rudd
- Peak month
- August
- Records since 2000
- 962
- Scientific name
- Scardinius erythrophthalmus
Hollowsnout grenadier
- Peak month
- November
- Records since 2000
- 931
- Scientific name
- Coelorinchus caelorhincus
European chub
- Peak month
- August
- Records since 2000
- 929
- Scientific name
- Squalius cephalus
Striped seasnail, Sea-snail
- Peak month
- February
- Records since 2000
- 871
- Scientific name
- Liparis liparis
Four-spot megrim
- Peak month
- November
- Records since 2000
- 841
- Scientific name
- Lepidorhombus boscii
Sand smelt
- Peak month
- October
- Records since 2000
- 824
- Scientific name
- Atherina presbyter
Greater sand-eel, Courbin's Sandeel
- Peak month
- August
- Records since 2000
- 823
- Scientific name
- Hyperoplus immaculatus
Lumpfish, Lumpsucker
- Peak month
- February
- Records since 2000
- 804
- Scientific name
- Cyclopterus lumpus
Sea stickleback, Fifteen-spined Stickleback
- Peak month
- September
- Records since 2000
- 790
- Scientific name
- Spinachia spinachia
Spined Loach
- Peak month
- April
- Records since 2000
- 778
- Scientific name
- Cobitis taenia
Tench
- Peak month
- June
- Records since 2000
- 773
- Scientific name
- Tinca tinca
Chabot Bullhead
- Peak month
- June
- Records since 2000
- 772
- Scientific name
- Cottus perifretum
Birdbeak Dogfish
- Peak month
- April
- Records since 2000
- 767
- Scientific name
- Deania calcea
Longnose velvet dogfish
- Peak month
- September
- Records since 2000
- 758
- Scientific name
- Centroscymnus crepidater
Gadiculus thori
- Peak month
- February
- Records since 2000
- 754
- Group
- Fish
Two spotted clingfish
- Peak month
- August
- Records since 2000
- 748
- Scientific name
- Diplecogaster bimaculata