4th edition published 9th June 2021
ISBN 978-0-9522831-7-1
432 pages
Features of the 4th edition of Great British Marine Animals include:
Great British Marine Animals (previously 1st edition 2003, 2nd edition 2005, 3rd edition 2011) was preceded by Marine Animals of the South West (1st edition 1996, 2nd edition 2000), also by Paul Naylor.