Hornwrack
- Peak month
- August
- Records since 2000
- 14,805
- Scientific name
- Flustra foliacea
Sea chervil
- Peak month
- June
- Records since 2000
- 14,544
- Scientific name
- Alcyonidium diaphanum
Hairy Sea-mat
- Peak month
- August
- Records since 2000
- 11,414
- Scientific name
- Electra pilosa
Sea-mat
- Peak month
- September
- Records since 2000
- 5,479
- Scientific name
- Membranipora membranacea
Potato Chip Bryozoan
- Peak month
- May
- Records since 2000
- 5,336
- Scientific name
- Pentapora foliacea
Escharella immersa
- Peak month
- August
- Records since 2000
- 5,289
- Group
- Bryozoans
Cellepora pumicosa
- Peak month
- July
- Records since 2000
- 5,108
- Group
- Bryozoans
Encrusting Bryozoan
- Peak month
- June
- Records since 2000
- 4,179
- Scientific name
- Conopeum reticulum
Disporella hispida
- Peak month
- August
- Records since 2000
- 3,873
- Group
- Bryozoans
Furry bryozoan
- Peak month
- June
- Records since 2000
- 3,542
- Scientific name
- Bicellariella ciliata
Vesicularia spinosa
- Peak month
- June
- Records since 2000
- 3,349
- Group
- Bryozoans
Feather bryozoan
- Peak month
- July
- Records since 2000
- 3,209
- Scientific name
- Crisularia plumosa
Chorizopora brongniartii
- Peak month
- August
- Records since 2000
- 2,892
- Group
- Bryozoans
Parasmittina trispinosa
- Peak month
- August
- Records since 2000
- 2,872
- Group
- Bryozoans
Scrupocellaria
- Peak month
- July
- Records since 2000
- 2,676
- Scientific name
- Scrupocellaria scruposa
Microporella ciliata
- Peak month
- August
- Records since 2000
- 2,506
- Group
- Bryozoans
Escharella ventricosa
- Peak month
- August
- Records since 2000
- 2,329
- Group
- Bryozoans
Alcyonidioides mytili
- Peak month
- June
- Records since 2000
- 2,129
- Group
- Bryozoans
Fan-shaped moss animal
- Peak month
- July
- Records since 2000
- 2,074
- Scientific name
- Bugulina flabellata
Paired Bryozoan
- Peak month
- June
- Records since 2000
- 1,994
- Scientific name
- Eucratea loricata
Cellaria fistulosa
- Peak month
- June
- Records since 2000
- 1,936
- Group
- Bryozoans
Narrow-leaved hornwrack
- Peak month
- August
- Records since 2000
- 1,913
- Scientific name
- Securiflustra securifrons
Schizomavella auriculata
- Peak month
- June
- Records since 2000
- 1,910
- Group
- Bryozoans
Porella concinna
- Peak month
- August
- Records since 2000
- 1,876
- Group
- Bryozoans
Schizomavella linearis
- Peak month
- August
- Records since 2000
- 1,685
- Group
- Bryozoans
Amathia lendigera
- Peak month
- June
- Records since 2000
- 1,658
- Group
- Bryozoans
Reptadeonella violacea
- Peak month
- August
- Records since 2000
- 1,585
- Group
- Bryozoans
Red ripple bryozoan
- Peak month
- December
- Records since 2000
- 1,569
- Scientific name
- Watersipora subatra
Goat's-horn coralline
- Peak month
- April
- Records since 2000
- 1,437
- Scientific name
- Crisidia cornuta
Electra monostachys
- Peak month
- June
- Records since 2000
- 1,383
- Group
- Bryozoans
Rhynchozoon bispinosum
- Peak month
- August
- Records since 2000
- 1,335
- Group
- Bryozoans
Hippothoa divaricata
- Peak month
- August
- Records since 2000
- 1,219
- Group
- Bryozoans
Chartella papyracea
- Peak month
- September
- Records since 2000
- 1,195
- Group
- Bryozoans
Cribrilaria innominata
- Peak month
- August
- Records since 2000
- 1,185
- Group
- Bryozoans
Escharella variolosa
- Peak month
- August
- Records since 2000
- 1,150
- Group
- Bryozoans
Amphiblestrum auritum
- Peak month
- June
- Records since 2000
- 1,142
- Group
- Bryozoans
Turbicellepora avicularis
- Peak month
- August
- Records since 2000
- 1,039
- Group
- Bryozoans
Callopora dumerilii
- Peak month
- August
- Records since 2000
- 1,030
- Group
- Bryozoans
Alcyonidium parasiticum
- Peak month
- July
- Records since 2000
- 1,022
- Group
- Bryozoans
Plagioecia patina
- Peak month
- September
- Records since 2000
- 1,011
- Group
- Bryozoans
An erect bryozoan
- Peak month
- July
- Records since 2000
- 989
- Scientific name
- Bugulina turbinata
Celleporella hyalina
- Peak month
- June
- Records since 2000
- 983
- Group
- Bryozoans
Bryozoan
- Peak month
- August
- Records since 2000
- 949
- Scientific name
- Aspidelectra melolontha
Rameous bryozoan
- Peak month
- July
- Records since 2000
- 938
- Scientific name
- Omalosecosa ramulosa
Fenestrulina malusii
- Peak month
- May
- Records since 2000
- 870
- Group
- Bryozoans
Oncousoecia dilatans
- Peak month
- August
- Records since 2000
- 844
- Group
- Bryozoans
Ross Coral
- Peak month
- January
- Records since 2000
- 823
- Scientific name
- Pentapora fascialis
Porella compressa
- Peak month
- May
- Records since 2000
- 777
- Group
- Bryozoans