Explore more about CEW 2023 by selecting one of our three programming categories:
Submit an abstract today for poster and podium presentations at CEW 2023.
Abstract submission closes on June 16th.
Our sponsors and exhibitors allow us to enhance the experience for CEW participants. Become a sponsor today or learn more about this year's sponsors.
Learn about the folks who are making CEW 2023 possible.
To contact a member of the CEW 2023 Organizing Committee, please email
Welcome to Ottawa for CEW 2023! Learn more about the workshop, plan your accommodations, apply for travel funding, and more.
Formerly known as the Aquatic Toxicity Workshop (ATW), CEW is Canada’s predominant annual meeting in the field of ecological toxicology and related disciplines.
The Aquatic Toxicity Workshop (ATW) became a registered Canadian corporation in 1984, and is administered by a Board of Directors. Learn more about your CEW membership, and the documents that govern CEW.
Learn about and apply for CEW's many awards and travel grants.
View proceedings from a previous year: