Big questions. Local experts. A deeper look at Seneca Lake.
Seneca Lake Deep Dive is a webinar series by Seneca Lake Pure Waters featuring experts and research from around the watershed to keep you updated on the most pressing issues and activities affecting our lake!
Upcoming Webinar
Missed Our Latest Deep Dive?
Catch up on our most recent Deep Dive webinar! Dr. Kelly J. Smith explores how shoreline vegetation, floating wetlands, and the power of plants can help protect Seneca Lake’s water quality.
Past Webinars and Talks
| DATE | TOPIC | WATCH | TRANSCRIPT |
|---|---|---|---|
| 2026-10 | The Power of Plants: Dr. Kelly J. Smith explores how native shoreline vegetation and floating wetlands can reduce erosion, improve water quality, and support healthier habitats in Seneca Lake. | WATCH | Read |
| 2026-09 | 2026 Annual Meeting: Catch up on Pure Waters' latest projects and initiatives, including discussions on invasive species, harmful algal blooms, phosphorus pollution, and more. | WATCH | |
| 2026-07 | 2026 Water Quality Symposium: Ian Smith, Lydia Martin, and Dr. Roxanne Razavi share research, ongoing projects, and emerging water quality concerns affecting Seneca Lake and its watershed. | WATCH | |
| 2026-06 | Understanding Harmful Algal Blooms: Mark Petzold explains the connection between phosphorus pollution and harmful algal blooms (HABs), along with efforts to reduce nutrient runoff into Seneca Lake. | WATCH | Read |
| 2026-05 | Hydrogeology and Lake Levels: Bill Kappel explains how Seneca Lake connects to the regional water system and how lake levels and river flows are managed throughout the Oswego River Basin. | WATCH | |
| 2026-02 | The Mystery of the Seneca Drums: Jed P. Sparks explores the science, history, and folklore behind the mysterious booming sounds heard around Seneca Lake for generations. | WATCH | Read |
| 2025-09 | 2025 Annual Meeting: Catch up on Pure Waters' projects and initiatives, including hemlock protection, streamflow monitoring, the Nearshore Dock Program, and more. | WATCH | |
| 2025-09 | What You Need to Know About Spotted Lanternfly & Box Tree Moth: Thom Allgaier discusses these two invasive species, how to identify them, and why early detection is important for protecting our region. | WATCH | |
| 2025-06 | 2025 Water Quality Symposium: Ian Smith, Lexie Davis, and Rick Smith discuss floodplain restoration, harmful algal blooms, foam, PFAS, and other water quality concerns affecting Seneca Lake. | WATCH | |
| 2025-05 | Protecting the Finger Lakes from Invasive Species: Laurel Williams discusses invasive species threatening the Finger Lakes, aquatic plants of concern, and how community monitoring can help protect local waterways. | WATCH | Read |
Looking for Pure Waters publications?
Interested in our Annual Reports, LakeWatch Newsletters, or other updates? Go to our Reports & Publications or News pages. Browse the latest publications to stay informed about our work to protect Seneca Lake and the surrounding watershed.




