Loading species data...
Fetching observations
Common Periwinkle
Littorina littorea
3,147 observations
Atlantic Dogwhelk
Nucella lapillus
1,162 observations
Blue Mussel
Mytilus edulis
822 observations
Bushy-backed Nudibranch
Dendronotus frondosus
705 observations
Tortoiseshell Limpet
Testudinalia testudinalis
677 observations
West Atlantic Surfclam
Spisula solidissima
612 observations
Common Atlantic Slippersnail
Crepidula fornicata
601 observations
Red-fingered Coryphella
Coryphella verrucosa
589 observations
Flat Periwinkle
Littorina obtusata
541 observations
Northern Horse Mussel
Modiolus modiolus
458 observations
Leopard Slug
Limax maximus
450 observations
Soft-shelled Clam
Mya arenaria
432 observations
Atlantic Jackknife
Ensis leei
420 observations
barnacle-eating dorid
Onchidoris bilamellata
415 observations
Eastern Elliptio
Elliptio complanata
352 observations
Rim-backed Nudibranch
Palio dubia
291 observations
Shag-rug Nudibranch
Aeolidia papillosa
268 observations
Northern Moonsnail
Euspira heros
234 observations
Fuzzy Onchidoris
Onchidoris muricata
228 observations
Northern Quahog
Mercenaria mercenaria
225 observations
Common Whelk
Buccinum undatum
224 observations
Rough Periwinkle
Littorina saxatilis
214 observations
Crowned Seaslug
Doto coronata
197 observations
Eastern Oyster
Crassostrea virginica
165 observations
European Flat Oyster
Ostrea edulis
129 observations
Rocky Aeolid
Eubranchulus rupium
127 observations
Threeline Mudsnail
Ilyanassa trivittata
110 observations
Western Dusky Slug
Arion subfuscus
101 observations
Humped Ancula Sea Slug
Ancula gibbosa
100 observations
Northern Lacuna
Lacuna vincta
100 observations
Green Aeolis
Diaphoreolis viridis
100 observations
Chinese Mystery Snail
Margarya chinensis
99 observations
Longfin Inshore Squid
Doryteuthis pealeii
94 observations
Brown-lipped Snail
Cepaea nemoralis
93 observations
Branched Sapsucker
Placida dendritica
89 observations
Slender Eolis
Coryphella gracilis
88 observations
Atlantic Razor
Siliqua costata
80 observations
Tree slug
Lehmannia marginata
79 observations
Atlantic deep-sea scallop
Placopecten magellanicus
76 observations
Hairy Spiny Dorid
Acanthodoris pilosa
74 observations
Johnston's balloon eolis
Tergipes tergipes
62 observations
White-lipped Snail
Cepaea hortensis
60 observations
Eastern Floater
Pyganodon cataracta
60 observations
club-gilled nudibranch
Amphorina pallida
58 observations
Eastern Whitelip
Neohelix albolabris
57 observations
Pearly Topshell
Margarites helicinus
53 observations
Eastern White Slippersnail
Crepidula plana
50 observations
False Angelwing
Petricolaria pholadiformis
50 observations
Oval Ambersnail
Novisuccinea ovalis
49 observations
Arctic Hiatella
Hiatella arctica
47 observations
Frequently Asked Questions
- The 10 most common molluscs in Maine are:
- Common Periwinkle (Littorina littorea)
- Atlantic Dogwhelk (Nucella lapillus)
- Blue Mussel (Mytilus edulis)
- Bushy-backed Nudibranch (Dendronotus frondosus)
- Tortoiseshell Limpet (Testudinalia testudinalis)
- West Atlantic Surfclam (Spisula solidissima)
- Common Atlantic Slippersnail (Crepidula fornicata)
- Red-fingered Coryphella (Coryphella verrucosa)
- Flat Periwinkle (Littorina obtusata)
- Northern Horse Mussel (Modiolus modiolus)
- The most observed mollusc in Maine is Common Periwinkle (Littorina littorea), with 3,147 recorded observations.