Impact Factor
2.20
Estimated influence, citation density, publishing volume, and citation integrity from the analytics table.
Volume, recency, access pattern, and citing-community signals from the journal analytics record.
Recent article records with DOI-first linking and condensed abstracts.
Also issued online.
Issued by the Marine Biological Laboratory, Woods Hole, Mass.
Indexes: Vols. 61-80, 1931-41. 1 v.
Vol. 180, no. 1 (1991)19941215 Notice not published Printed on acid-free paper