Boring sponge
- Peak month
- June
- Records since 2000
- 11,493
- Scientific name
- Cliona celata
Goosebump sponge
- Peak month
- May
- Records since 2000
- 6,816
- Scientific name
- Dysidea fragilis
Bread-crumb sponge
- Peak month
- September
- Records since 2000
- 6,532
- Scientific name
- Halichondria panicea
Carrot-sponge
- Peak month
- July
- Records since 2000
- 6,282
- Scientific name
- Amphilectus fucorum
Crater sponge
- Peak month
- September
- Records since 2000
- 6,234
- Scientific name
- Hemimycale columella
Ciliated sponge
- Peak month
- July
- Records since 2000
- 5,990
- Scientific name
- Sycon ciliatum
Elephant ear sponge
- Peak month
- September
- Records since 2000
- 5,537
- Scientific name
- Pachymatisma johnstonia
Chocolate finger sponge
- Peak month
- September
- Records since 2000
- 2,863
- Scientific name
- Raspailia ramosa
Crumb-of-bread sponge
- Peak month
- September
- Records since 2000
- 2,758
- Scientific name
- Hymeniacidon perlevis
Massive horny sponge
- Peak month
- May
- Records since 2000
- 2,650
- Scientific name
- Polymastia boletiformis
Branching sponge
- Peak month
- September
- Records since 2000
- 2,544
- Scientific name
- Axinella dissimilis
Deadman's finger
- Peak month
- August
- Records since 2000
- 2,367
- Scientific name
- Haliclona oculata
Sea lemon
- Peak month
- May
- Records since 2000
- 2,204
- Scientific name
- Tethya citrina
Flesh sponge
- Peak month
- July
- Records since 2000
- 1,955
- Scientific name
- Haliclona viscosa
Chimney sponge
- Peak month
- May
- Records since 2000
- 1,897
- Scientific name
- Polymastia penicillus
Fig sponge
- Peak month
- September
- Records since 2000
- 1,827
- Scientific name
- Suberites ficus
North atlantic cup sponge
- Peak month
- June
- Records since 2000
- 1,794
- Scientific name
- Axinella infundibuliformis
Stelligera stuposa
- Peak month
- July
- Records since 2000
- 1,472
- Group
- Sponges
Rough scallop sponge
- Peak month
- July
- Records since 2000
- 1,352
- Scientific name
- Myxilla incrustans
Fleshy horny sponge
- Peak month
- August
- Records since 2000
- 1,286
- Scientific name
- Suberites carnosus
Compressed purse sponge
- Peak month
- September
- Records since 2000
- 1,203
- Scientific name
- Grantia compressa
Black tar sponge
- Peak month
- September
- Records since 2000
- 1,043
- Scientific name
- Dercitus bucklandi
Raspailia hispida
- Peak month
- September
- Records since 2000
- 958
- Group
- Sponges
Dujardin's slime sponge
- Peak month
- July
- Records since 2000
- 929
- Scientific name
- Halisarca dujardinii
Hymedesmia paupertas
- Peak month
- May
- Records since 2000
- 918
- Group
- Sponges
Bowerbank's Halichondria
- Peak month
- August
- Records since 2000
- 882
- Scientific name
- Halichondria bowerbanki
Crumpled duster sponge
- Peak month
- September
- Records since 2000
- 815
- Scientific name
- Axinella damicornis
White clathrina
- Peak month
- August
- Records since 2000
- 781
- Scientific name
- Clathrina coriacea
Brush sponge
- Peak month
- July
- Records since 2000
- 778
- Scientific name
- Ciocalypta penicillus
Golf ball sponge
- Peak month
- August
- Records since 2000
- 636
- Scientific name
- Tethya aurantium
Small pitcher horny sponge
- Peak month
- May
- Records since 2000
- 593
- Scientific name
- Haliclona urceolus
Suberites pagurorum
- Peak month
- August
- Records since 2000
- 488
- Group
- Sponges
White tit-sponge
- Peak month
- June
- Records since 2000
- 467
- Scientific name
- Polymastia mamillaris
Haliclona simulans
- Peak month
- September
- Records since 2000
- 396
- Group
- Sponges
Thymosia guernei
- Peak month
- July
- Records since 2000
- 328
- Group
- Sponges
Haliclona cinerea
- Peak month
- September
- Records since 2000
- 317
- Group
- Sponges
Phakellia ventilabrum
- Peak month
- July
- Records since 2000
- 302
- Group
- Sponges
Iophon nigricans
- Peak month
- May
- Records since 2000
- 300
- Group
- Sponges
Clathrina lacunosa
- Peak month
- June
- Records since 2000
- 289
- Group
- Sponges
Clathria atrasanguinea
- Peak month
- July
- Records since 2000
- 286
- Group
- Sponges
Homaxinella subdola
- Peak month
- September
- Records since 2000
- 283
- Group
- Sponges
Aplysilla sulfurea
- Peak month
- July
- Records since 2000
- 282
- Group
- Sponges
Leucosolenia complicata
- Peak month
- June
- Records since 2000
- 281
- Group
- Sponges
Iophon hyndmani
- Peak month
- August
- Records since 2000
- 259
- Group
- Sponges
Phorbas fictitius
- Peak month
- July
- Records since 2000
- 255
- Group
- Sponges
Aplysilla rosea
- Peak month
- September
- Records since 2000
- 247
- Group
- Sponges
Leuconia nivea
- Peak month
- September
- Records since 2000
- 221
- Group
- Sponges
Ophlitaspongia papilla
- Peak month
- September
- Records since 2000
- 211
- Group
- Sponges