Paraphoxus oculatus
- Group
- Crustaceans
- Records since 2000
- 165
- Peak month
- March
Scilla siberica
- Group
- Flowering plants
- Records since 2000
- 163
- Peak month
- March
A lichen
- Group
- Lichens
- Records since 2000
- 161
- Scientific name
- Gyalideopsis muscicola
Commensodorum commensalis
- Group
- Worms (annelids)
- Records since 2000
- 161
- Peak month
- March
Mezereon
- Group
- Flowering plants
- Records since 2000
- 161
- Scientific name
- Daphne mezereum
Harris's Hawk
- Group
- Birds
- Records since 2000
- 158
- Scientific name
- Parabuteo unicinctus
Niorma chrysophthalma
- Group
- Lichens
- Records since 2000
- 156
- Peak month
- March
Shore rockling
- Group
- Fish
- Records since 2000
- 156
- Scientific name
- Gaidropsarus mediterraneus
Oscarella lobularis
- Group
- Sponges
- Records since 2000
- 155
- Peak month
- March
American Herring Gull
- Group
- Birds
- Records since 2000
- 154
- Scientific name
- Larus smithsonianus
Claustropyga abblanda
- Group
- True flies
- Records since 2000
- 154
- Peak month
- March
Sasa palmata
- Group
- Flowering plants
- Records since 2000
- 154
- Peak month
- March
Ptilidium pulcherrimum
- Group
- Liverworts
- Records since 2000
- 152
- Peak month
- March
Nemoura erratica
- Group
- Stoneflies
- Records since 2000
- 151
- Peak month
- March
Tentacled Lagoon-Worm
- Group
- Worms (annelids)
- Records since 2000
- 151
- Scientific name
- Alkmaria romijni
Porphyra linearis
- Group
- Seaweeds and algae
- Records since 2000
- 150
- Peak month
- March
Thalassema thalassema
- Group
- Worms (annelids)
- Records since 2000
- 148
- Peak month
- March
Pointed-leaved stubble-moss
- Group
- Mosses
- Records since 2000
- 146
- Scientific name
- Weissia rutilans
Common Hyacinth
- Group
- Flowering plants
- Records since 2000
- 145
- Scientific name
- Hyacinthus orientalis
Pisa armata
- Group
- Crustaceans
- Records since 2000
- 143
- Peak month
- March
Spanioneura fonscolombii
- Group
- True bugs
- Records since 2000
- 142
- Peak month
- March
Colletotrichum gloeosporioides
- Group
- Fungi
- Records since 2000
- 141
- Peak month
- March
Dot lichen
- Group
- Lichens
- Records since 2000
- 140
- Scientific name
- Micarea prasina
Entosthodon muhlenbergii
- Group
- Mosses
- Records since 2000
- 139
- Peak month
- March
Geopora sumneriana
- Group
- Fungi
- Records since 2000
- 137
- Peak month
- March
Scathophaga calida
- Group
- True flies
- Records since 2000
- 137
- Peak month
- March
Trachystemon orientale
- Group
- Flowering plants
- Records since 2000
- 137
- Peak month
- March
Cryptosporella betulae
- Group
- Fungi
- Records since 2000
- 136
- Peak month
- March
Knothole moss
- Group
- Mosses
- Records since 2000
- 134
- Scientific name
- Codonoblepharon forsteri
Goniadella bobrezkii
- Group
- Worms (annelids)
- Records since 2000
- 133
- Peak month
- March
Alpheus glaber
- Group
- Crustaceans
- Records since 2000
- 131
- Peak month
- March
Rhynchostegiella curviseta
- Group
- Mosses
- Records since 2000
- 131
- Peak month
- March
Acompocoris alpinus
- Group
- True bugs
- Records since 2000
- 130
- Peak month
- March
Bouteille's fellhanera lichen
- Group
- Lichens
- Records since 2000
- 127
- Scientific name
- Fellhanera bouteillei
Mangelia coarctata
- Group
- Molluscs
- Records since 2000
- 127
- Peak month
- March
Bristle-leaf
- Group
- Mosses
- Records since 2000
- 126
- Scientific name
- Brachydontium trichodes
Howe's dicranella moss
- Group
- Mosses
- Records since 2000
- 121
- Scientific name
- Dicranella howei
Lead-coloured drab
- Group
- Butterflies and moths
- Records since 2000
- 121
- Scientific name
- Orthosia populeti
Worm
- Group
- Worms (annelids)
- Records since 2000
- 121
- Scientific name
- Ophelia bicornis
Marenzelleria viridis
- Group
- Worms (annelids)
- Records since 2000
- 120
- Peak month
- March
Sharp Rock-bristle
- Group
- Mosses
- Records since 2000
- 119
- Scientific name
- Seligeria acutifolia
Alyxoria mougeotii
- Group
- Lichens
- Records since 2000
- 118
- Peak month
- March
Euzetes globulus
- Group
- Mites, harvestmen and other arachnids
- Records since 2000
- 117
- Peak month
- March
Nereiphylla lutea
- Group
- Worms (annelids)
- Records since 2000
- 117
- Peak month
- March
Tawny pinion
- Group
- Butterflies and moths
- Records since 2000
- 117
- Scientific name
- Lithophane semibrunnea
Balea heydeni
- Group
- Molluscs
- Records since 2000
- 116
- Peak month
- March
Bacidina neosquamulosa
- Group
- Lichens
- Records since 2000
- 115
- Peak month
- March
Coast Redwood
- Group
- Conifers
- Records since 2000
- 115
- Scientific name
- Sequoia sempervirens