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Molluscs › Trough Shells

Grey Trough Shell

Mactra glauca

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

25 photos

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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 Alaska.January 14, February 10, March 16, April 25, May 36, June 40, July 42, August 36, September 27, October 20, November 11, December 9.
United States286
Alaska286
Portugal31
FARO24
Spain9
Andalucía6
SETÚBAL5
Greece4
Macedonia-Thrace3
Cataluña/Catalunya2

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
OrderVenerida
FamilyTrough Shells · Mactridae
GenusMactra

Sources

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Practise Grey Trough Shell 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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