She became a leader in Australian marine science and internationally achieved status through her work on the taxonomy of the Ascidiacea. She has published (under her maiden name, Patricia Kott) more than 150 papers including her major monograph on the "Australian Ascidiacea" (in four parts between 1985 and 2001).
Partial listing of publications
- Kott, P. 1985: The Australian Ascidiacea Part I, Phlebobranchia and Stolidobranchia. Memoirs of the Queensland Museum, 23: 1–438.
-  1992 AMSA Silver Jubilee Awardee