Species profile
Checkered Periwinkle
Littorina scutulata
Identify Checkered Periwinkle (Littorina scutulata) from a photo — free, unlimited, no sign-up — with the CatchRules iPhone app.
At a glance
Checkered Periwinkle (Littorina scutulata) is a marine snails (periwinkle/cowrie) with specific harvest rules tracked in 1 of 66 jurisdictions covered by CatchRules.
Confirmed by 1,045 research-grade iNaturalist observations, with British Columbia, California, and Washington the top jurisdictions by observation count.
Notable details
- Its shell is dotted with white flecks on dark brown, giving it a checkered look.
- Found from Alaska to Baja California, a common sight in Pacific rocky tidepools.
- Rarely exceeds 1 cm in height — about the size of a small pea.
- Grazes on diatoms and algae films coating exposed rocks in the upper intertidal zone.
Where Checkered Periwinkle are seen
Background
Littorina scutulata is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Background excerpt adapted from Wikipedia's Checkered Periwinkle article (CC BY-SA). Visit Wikipedia for the full entry.
Other marine snails (periwinkle/cowrie) on CatchRules
Frequently asked questions
What is Checkered Periwinkle?
Checkered Periwinkle (Littorina scutulata) is a marine snails (periwinkle/cowrie) with specific harvest rules tracked in 1 of 66 jurisdictions covered by CatchRules.
What is the scientific name for Checkered Periwinkle?
Checkered Periwinkle is Littorina scutulata.
Are there fishing rules for Checkered Periwinkle?
Checkered Periwinkle does not currently have published fishing rules in CatchRules' curated jurisdictions. Identification, range, and habitat are still tracked above.
How can I identify Checkered Periwinkle?
Take a photo with the free CatchRules iPhone app — on-device identification recognizes Checkered Periwinkle along with ~1,500 other species. No sign-up, unlimited use.
Photo credit: iNaturalist / Wikipedia. Identification reference only — verify regulations with the issuing wildlife agency before retaining a catch.