A miniature storing activity recorder for seabird species

An activity recorder weighing 24 g with on-board data storage, designed to record data relating to seabird activity and behaviour at sea, is described. The principles, the design specification and the circuit description of the device are presented, together with data from field tests on Wandering Albatrosses Diomedea exulans to illustrate performance.

Published in Ornis Scandinavica 00-0 (1992) Ornis 23795/1433