Image of a cluster of ribbed mussels, Modiolus demissus or Geukensia demissa.

Ribbed Mussel

Image by Chesapeake Bay Program on Flickr, CC BY-NC 2.0 Physical: Ribbed mussels are bivalves that are dark[…]

Knobbed Whelk

Physical: The Knobbed Whelk is the official state shell of New Jersey. Knobbed Whelks are large marine[…]

Image of northern moon snail shells, Lunatia heros, against a black background.

Northern Moon Snail

Image by Naturalis Biodiversity Center and Wikimedia, CC0 1.0 Physical: Moon snails are univalves with an open umbilicus. […]

Image of Mud Dog Whelks on a sandy shore.

Mud Dog Whelk

Physical: Mud Dog Whelks are primarily dark brown to black, with white patches or stripes. They reach little[…]

Eastern Oyster

Image by Roberta Miller of Fisheries and Oceans Canada, CC-BY-NC-SA 4.0 Physical: Eastern oysters are bivalves with a[…]

Bay Scallop

Physical: Bay scallops are bivalves with circular, corrugated shells.  They have a row of 30 to 40 bright[…]

Hard Clam

Image by NOAA Photo Library on Flickr, CC BY 2.0 Physical: Hard clams, known as Quahogs are bivalves.[…]

Common Slipper Shell

Image by Sytske Dijksen and Ecomare, courtesy of Wikimedia. CC BY-SA 4.0 Physical: Slipper Shells are off-white and[…]