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Molluscs › River Mussels

Spike

Eurynia dilatata

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Wildlife study photograph from iNaturalist.
(c) dortmand, 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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Photos you add are credited to you, and you keep the copyright.

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 Ontario.January 78, February 80, March 127, April 248, May 477, June 224, July 168, August 152, September 160, October 131, November 82, December 73.
United States9,639
Canada2,015
Ontario2,001
Ohio1,614
Michigan1,016
Illinois972
Kentucky891
Wisconsin820
Tennessee625
Missouri496

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
FamilyRiver Mussels · Unionidae
GenusEurynia

Sources

Remember the name next time.

Practise Spike 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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