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Molluscs › Margaritiferidae

Western Pearlshell

Margaritifera falcata

1,910 observations in the source records

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Wildlife study photograph from iNaturalist.
(c) nikelbee, some rights reserved (CC BY-NC)

28 photos

Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.

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What the records say

Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Oregon.January 50, February 48, March 55, April 78, May 107, June 79, July 161, August 72, September 58, October 66, November 42, December 46.
United States1,437
Oregon814
Canada462
British Columbia414
Washington276
California175
Idaho135
Alberta46
Nevada32
Alaska23

Counts show where people looked, not only where it lives.

Traits

Physical

  • Shell-bearingProtected by a hard shellFrom its classification

Group and habits

  • Filter feederFeeds by filtering suspended food particles from water.From its classification

Classification

KingdomAnimals · Animalia
PhylumMolluscs · Mollusca
ClassBivalves · Bivalvia
OrderFreshwater Mussels · Unionida
FamilyMargaritiferidae
GenusMargaritifera

Sources

Remember the name next time.

Practise Western Pearlshell with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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