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Common Periwinkle
Littorina littorea
836 observations
West Atlantic Surfclam
Spisula solidissima
349 observations
Soft-shelled Clam
Mya arenaria
332 observations
Northern Moonsnail
Euspira heros
313 observations
Common Atlantic Slippersnail
Crepidula fornicata
279 observations
Eastern Oyster
Crassostrea virginica
275 observations
Eastern Elliptio
Elliptio complanata
261 observations
Atlantic Jackknife
Ensis leei
244 observations
Atlantic Dogwhelk
Nucella lapillus
224 observations
Northern Horse Mussel
Modiolus modiolus
194 observations
Atlantic deep-sea scallop
Placopecten magellanicus
175 observations
Freshwater Pearl Mussel
Margaritifera margaritifera
132 observations
Northern Quahog
Mercenaria mercenaria
119 observations
Tortoiseshell Limpet
Testudinalia testudinalis
115 observations
Common Whelk
Buccinum undatum
112 observations
Blue Mussel
Mytilus edulis
111 observations
Leopard Slug
Limax maximus
97 observations
Eastern Floater
Pyganodon cataracta
95 observations
White-lipped Snail
Cepaea hortensis
89 observations
Eastern Lampmussel
Lampsilis radiata
89 observations
Eastern Mudsnail
Ilyanassa obsoleta
88 observations
barnacle-eating dorid
Onchidoris bilamellata
87 observations
False Angelwing
Petricolaria pholadiformis
63 observations
Longfin Inshore Squid
Doryteuthis pealeii
62 observations
Atlantic Razor
Siliqua costata
61 observations
Alewife Floater
Utterbackiana implicata
61 observations
Flat Periwinkle
Littorina obtusata
58 observations
Threeline Mudsnail
Ilyanassa trivittata
49 observations
Atlantic Ribbed Mussel
Geukensia demissa
46 observations
Western Dusky Slug
Arion subfuscus
40 observations
Great Piddock
Zirfaea crispata
37 observations
Chinese Mystery Snail
Margarya chinensis
36 observations
Tidewater Mucket
Atlanticoncha ochracea
33 observations
Rough Periwinkle
Littorina saxatilis
32 observations
Copse Snail
Arianta arbustorum
25 observations
Arctic Hiatella
Hiatella arctica
24 observations
Winding Mantleslug
Philomycus flexuolaris
24 observations
Red-fingered Coryphella
Coryphella verrucosa
24 observations
Atlantic Macoma
Macoma petalum
22 observations
Prickly Jingle
Heteranomia squamula
22 observations
Milky Slug
Deroceras reticulatum
19 observations
Ten-ridged Whelk
Neptunea decemcostata
19 observations
Shag-rug Nudibranch
Aeolidia papillosa
18 observations
Ocean Quahog
Arctica islandica
17 observations
Wavy Astarte
Astarte undata
17 observations
Bushy-backed Nudibranch
Dendronotus frondosus
16 observations
Brown-lipped Snail
Cepaea nemoralis
15 observations
Brook Floater
Alasmidonta varicosa
13 observations
Mottled Red Chiton
Tonicella marmorea
13 observations
Northern Lacuna
Lacuna vincta
12 observations
Frequently Asked Questions
- The 10 most common molluscs in New Brunswick are:
- Common Periwinkle (Littorina littorea)
- West Atlantic Surfclam (Spisula solidissima)
- Soft-shelled Clam (Mya arenaria)
- Northern Moonsnail (Euspira heros)
- Common Atlantic Slippersnail (Crepidula fornicata)
- Eastern Oyster (Crassostrea virginica)
- Eastern Elliptio (Elliptio complanata)
- Atlantic Jackknife (Ensis leei)
- Atlantic Dogwhelk (Nucella lapillus)
- Northern Horse Mussel (Modiolus modiolus)
- The most observed mollusc in New Brunswick is Common Periwinkle (Littorina littorea), with 836 recorded observations.