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Home page for Ascidian News, a twice yearly newsletter published by Charles and Gretchen Lambert, with recent worldwide publication citations, meetings abstracts and work in progress. The Ascidiaceae are a family in the Phylum Urochordata and are commonly known as tunicates or sea squirts.

South African organization conducting research on the ascidians or tunicates, commonly known as sea squirts, mostly for the Coral Reef Research Foundation. Website contains many photographs of tunicates.

Introduction to the Urochordata, with photos.