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Leopard Slug
Limax maximus
1,147 observations
Eastern Oyster
Crassostrea virginica
896 observations
Atlantic Ribbed Mussel
Geukensia demissa
819 observations
Atlantic Bay Scallop
Argopecten irradians
777 observations
West Atlantic Surfclam
Spisula solidissima
740 observations
Atlantic Jackknife
Ensis leei
686 observations
Common Atlantic Slippersnail
Crepidula fornicata
671 observations
Knobbed Whelk
Busycon carica
628 observations
Asian Clam
Corbicula fluminea
592 observations
Common Jingle
Anomia simplex
548 observations
Blue Mussel
Mytilus edulis
506 observations
Eastern Mudsnail
Ilyanassa obsoleta
504 observations
Brown-lipped Snail
Cepaea nemoralis
500 observations
Northern Quahog
Mercenaria mercenaria
491 observations
Shark Eye
Neverita duplicata
423 observations
Fossor Coquina
Donax fossor
395 observations
Blood Ark
Lunarca ovalis
342 observations
Channeled Whelk
Busycotypus canaliculatus
331 observations
Chestnut Clam
Isocrassina castanea
270 observations
Threeline Mudsnail
Ilyanassa trivittata
262 observations
Chinese Mystery Snail
Margarya chinensis
259 observations
Soft-shelled Clam
Mya arenaria
217 observations
Eastern Elliptio
Elliptio complanata
216 observations
Rounded Snail
Gonyodiscus rotundatus
180 observations
Changeable Mantleslug
Megapallifera mutabilis
169 observations
Stout Tagelus
Tagelus plebeius
154 observations
Milky Slug
Deroceras reticulatum
149 observations
False Angelwing
Petricolaria pholadiformis
134 observations
Eastern Oyster Drill
Urosalpinx cinerea
132 observations
Transverse Ark
Anadara transversa
131 observations
Northern Moonsnail
Euspira heros
114 observations
Eastern Floater
Pyganodon cataracta
95 observations
Thick-lipped Drill
Eupleura caudata
90 observations
Naked Sea Butterfly
Clione limacina
82 observations
Carolina Mantleslug
Philomycus carolinianus
51 observations
Western Dusky Slug
Arion subfuscus
43 observations
White-lip Globe Snail
Mesodon thyroidus
42 observations
Angelwing
Cyrtopleura costata
41 observations
Two-toothed Marsh Snail
Melampus bidentatus
38 observations
Garden Snail
Cornu aspersum
37 observations
Paper Pondshell
Utterbackia imbecillis
36 observations
Hedgehog Slug
Arion intermedius
32 observations
Northern Cardita
Cyclocardia borealis
32 observations
Atlantic deep-sea scallop
Placopecten magellanicus
29 observations
Marsh Periwinkle
Littoraria irrorata
28 observations
Convex Slippersnail
Crepidula convexa
28 observations
Alewife Floater
Utterbackiana implicata
28 observations
Eastern White Slippersnail
Crepidula plana
27 observations
Acute Bladder Snail
Physella acuta
24 observations
brown-band wentletrap
Gyroscala rupicola
24 observations
Frequently Asked Questions
- The 10 most common molluscs in New Jersey are:
- Leopard Slug (Limax maximus)
- Eastern Oyster (Crassostrea virginica)
- Atlantic Ribbed Mussel (Geukensia demissa)
- Atlantic Bay Scallop (Argopecten irradians)
- West Atlantic Surfclam (Spisula solidissima)
- Atlantic Jackknife (Ensis leei)
- Common Atlantic Slippersnail (Crepidula fornicata)
- Knobbed Whelk (Busycon carica)
- Asian Clam (Corbicula fluminea)
- Common Jingle (Anomia simplex)
- The most observed mollusc in New Jersey is Leopard Slug (Limax maximus), with 1,147 recorded observations.