The official journal of the PSA is Pacific Science, a quarterly journal devoted to the biological, physical, and social sciences of the Pacific Region. All PSA members recieve the journal as part of their membership.

Pacific Science is now full text archived (PDF and HTML) in the BioOne family of journals, alongside other prominent journals such as Bioscience and Evolution. Through BioOne, Pacific Science papers are freely accessible to researchers through most research libraries around the world. Pacific Science is also now an “ISI journal” listed in the expanded Science Citation Index. Pacific Science is also now fully indexed at Google Scholar.