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Other animals › Carcinidae

Harbour Crab

Polybius depurator

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

25 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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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 15, February 11, March 17, April 27, May 39, June 42, July 45, August 39, September 29, October 21, November 12, December 9.
United States307
Alaska307
United Kingdom22
Scotland12
England6
Sweden4
Västra Götalands län4
Ireland4
Northern Ireland3
Germany3

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

Traits

Physical

  • ExoskeletonHas a hard external skeletonFrom its classification

Classification

KingdomAnimals · Animalia
PhylumArthropods · Arthropoda
ClassMalacostracans · Malacostraca
OrderDecapods · Decapoda
FamilyCarcinidae
GenusPolybius

Sources

Remember the name next time.

Practise Harbour Crab 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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