Show Summary Details

Page of

PRINTED FROM OXFORD REFERENCE ( (c) Copyright Oxford University Press, 2013. All Rights Reserved. Under the terms of the licence agreement, an individual user may print out a PDF of a single entry from a reference work in OR for personal use (for details see Privacy Policy and Legal Notice).

date: 28 February 2020


A Dictionary of Ecology

Michael Allaby

Beach pebbles, normally well rounded as a result of abrasion, whose diameters are typically 0.75–7.5 cm. They are made of resistant materials such as flint, which is the dominant constituent of the shingle beaches of south-eastern England, and they may show lateral sorting (e.g. the shingle of the Chesil Beach, Dorset, England, steadily increases in size over 29 km from west to east).... ...

Access to the complete content on Oxford Reference requires a subscription or purchase. Public users are able to search the site and view the abstracts and keywords for each book and chapter without a subscription.

Please subscribe or login to access full text content.

If you have purchased a print title that contains an access token, please see the token for information about how to register your code.

For questions on access or troubleshooting, please check our FAQs, and if you can''t find the answer there, please contact us.