Budapest slug
- Group
- Molluscs
- Peak month
- April
- Records since 2000
- 3,041
Described in 1880
28 species
Jasmineira caudata
- Group
- Worms (annelids)
- Peak month
- July
- Records since 2000
- 2,022
Navicula minima
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 2,013
Aglaophamus agilis
- Group
- Worms (annelids)
- Peak month
- July
- Records since 2000
- 858
Cerobasis guestfalica
- Group
- Other insects
- Peak month
- September
- Records since 2000
- 447
Dialychone collaris
- Group
- Worms (annelids)
- Peak month
- October
- Records since 2000
- 427
Asterionella kariana
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 415
Perkinsiana rubra
- Group
- Worms (annelids)
- Peak month
- September
- Records since 2000
- 328
Nitzschia frustulum
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 291
Buchananiella continua
- Group
- True bugs
- Peak month
- December
- Records since 2000
- 289
Capitella minima
- Group
- Worms (annelids)
- Peak month
- September
- Records since 2000
- 229
Mystides caeca
- Group
- Worms (annelids)
- Peak month
- July
- Records since 2000
- 208
A bryozoan
- Group
- Bryozoans
- Peak month
- August
- Records since 2000
- 155
Asaphidion stierlini
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 154
Atylotus latistriatus
- Group
- True flies
- Peak month
- July
- Records since 2000
- 154
Thalassiothrix longissima
- Group
- Seaweeds and algae
- Peak month
- October
- Records since 2000
- 152
Hybomitra muehlfeldi
- Group
- True flies
- Peak month
- July
- Records since 2000
- 150
Athalia scutellariae
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 135
Nitzschia tubicola
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 129
Achnanthes marginulata
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 123
Haplophthalmus danicus
- Group
- Crustaceans
- Peak month
- April
- Records since 2000
- 89
Haematopota bigoti
- Group
- True flies
- Peak month
- July
- Records since 2000
- 85
Scolopostethus grandis
- Group
- True bugs
- Peak month
- April
- Records since 2000
- 77
Spelobia nana
- Group
- True flies
- Peak month
- August
- Records since 2000
- 77
Coproica hirtula
- Group
- True flies
- Peak month
- July
- Records since 2000
- 68
Hantzschia amphioxyss
- Group
- Seaweeds and algae
- Peak month
- October
- Records since 2000
- 67
Lissonota pleuralis
- Group
- Bees, wasps and ants
- Peak month
- July
- Records since 2000
- 66
Ostearius melanopygius
- Group
- Spiders
- Peak month
- August
- Records since 2000
- 54