Common periwinkle - Wikipedia
The common periwinkle or winkle (Littorina littorea) is a species of small edible whelk or sea snail, a marine gastropod mollusc that has gills and an operculum, and is classified within the family Littorinidae, the periwinkles.
Periwinkle | Gastropod, Intertidal, Mollusk | Britannica
The common periwinkle, Littorina littorea, is the largest, most common and widespread of the northern species. It may reach a length of 4 centimetres (1 1/2 inches), is usually dark gray, and has a solid spiral (turbinate) shell that readily withstands the buffeting of waves.
Common Periwinkle | New England Wildlife Center
Common Periwinkle (littorina littorea): The Periwinkle is a small gastropod that lives in the inter-tidal zones of most North American coastal beaches. They belong to a larger classification of sea-snails called Littorinidae, and are a significant food source for many animals.
Common periwinkle (Littorina littorea) - MarLIN - The Marine Life ...
Identifying features. Shell solid, with 5 or 6 slightly tumid whorls; sutures shallow. Spire prominent, pointed up to maximum height of 52 mm. Shell smooth, especially in older specimens, but has prosocline growth lines and numerous, slight spiral ridges.
The Common Periwinkle Profile - ThoughtCo
Jun 30, 2013 · Common periwinkles are a type of marine snail. They have a shell that is smooth and brown to brownish-gray in coloration and up to about 1 inch long. The base of the shell is white. Periwinkles may live out of the water for several days …
Common periwinkle | marine snail | Britannica
The common periwinkle, Littorina littorea, is the largest, most common and widespread of the northern species. It may reach a length of 4 centimetres (1 1 / 2 inches), is usually dark gray, and has a solid spiral (turbinate) shell that readily withstands the buffeting of waves.
Ecology Study of Periwinkle Snails - ArcGIS StoryMaps
Oct 31, 2022 · Periwinkle snails are a native species to the Chesapeake Bay. You can find periwinkle snails holding secularly onto rocks and marsh grasses in salt marsh habitats, feeding on algae, fungal decomposers and decaying plant matter.
Edible periwinkle - The Wildlife Trusts
Known as the edible periwinkle, common periwinkle or winkle, it looks pretty similar to a land snail, with a dark brown or grey banded shell and little eye stalks poking out. The edible periwinkle feeds by grazing on algae on the rocks using its rasping tongue, called a radula.
Common Periwinkle (Littorina littorea) - iNaturalist
The common periwinkle or winkle (Littorina littorea) is a species of small edible whelk or sea snail, a marine gastropod mollusc that has gills and an operculum, and is classified within the family Littorinidae, the periwinkles.
Creature Feature – Periwinkles - Blue Ocean Society
Jul 27, 2019 · The periwinkle is a small snail that is easily found on rocks or pilings in the intertidal area. A young periwinkle’s shell has ridges and an adult’s shell is smooth. They are generally about ½” wide and 1” long and are brown, black or gray and blend in with the rocks.