Cinereous chiton
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 1,228
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- Species by county
- Ards and North Down
Species recorded in Ards and North Down
299 species
Ards and North Down — county
Oyster Drill
- Group
- Molluscs
- Peak month
- September
- Records since 2000
- 1,227
Orange-tipped sea squirt
- Group
- Sea squirts
- Peak month
- July
- Records since 2000
- 1,182
OysterThief
- Group
- Seaweeds and algae
- Peak month
- June
- Records since 2000
- 969
Salmonberry
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 948
Flat periwinkle
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 728
Leptasterias muelleri
- Group
- Starfish and sea urchins
- Peak month
- August
- Records since 2000
- 619
European jingle shell
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 599
Chaetomorpha ligustica
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 589
Bristly mail chiton
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 515
Black-lined periwinkle
- Group
- Molluscs
- Peak month
- August
- Records since 2000
- 136