Ceredigion — county
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 224
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 216
- Group
- Fungi
- Peak month
- June
- Records since 2000
- 211
- Group
- Lichens
- Peak month
- November
- Records since 2000
- 211
- Group
- Liverworts
- Peak month
- September
- Records since 2000
- 203
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 197
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 193
- Group
- Fungi
- Peak month
- April
- Records since 2000
- 192
- Group
- Fungi
- Peak month
- April
- Records since 2000
- 188
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 176
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 173
- Group
- Fungi
- Peak month
- July
- Records since 2000
- 165
- Group
- Fungi
- Peak month
- September
- Records since 2000
- 163
- Group
- Fungi
- Peak month
- July
- Records since 2000
- 162
- Group
- Fungi
- Peak month
- April
- Records since 2000
- 162
- Group
- Fungi
- Peak month
- August
- Records since 2000
- 161
- Group
- Lichens
- Peak month
- September
- Records since 2000
- 157
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 139
- Group
- Fungi
- Peak month
- May
- Records since 2000
- 107
- Group
- Fungi
- Peak month
- March
- Records since 2000
- 88
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 87
- Group
- Fungi
- Peak month
- November
- Records since 2000
- 74
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 68