Connecticut River Hydrilla Project

The Northeast Aquatic Nuisance Species (NEANS) Panel coordinates an effort to monitor, remove, and manage hydrilla in the Connecticut River. Partners include

Connecticut River Conservancy
Connecticut Sea Grant
Lower Connecticut River Valley Council of Governments
Northeast Aquatic Nuisance Species Panel

Plans

• Connecticut River Hydrilla Control Project Five-Year Management, Northeast Aquatic Nuisance Species Panel, Plan April 2020

Reports

• Connecticut River Aquatic Invasives Hydrilla Management Collaborative, Executive Summary, January 2021
• Connecticut River Gateway Conservation Zone Invasive Aquatic Vegetation Survey Aquatic plant management options, CAES with funding from the Northeast Aquatic Nuisance Species Panel from its funds through the US Fish and Wildlife Service, 2019
• Mapping of Invasive Aquatic Species in the Connecticut River with a focus on Hydrilla verticillata and Trapa natans, Agawan to Turners Falls, MA, March 2019, GZA for MA Department of Conservation & Recreation Lakes & Ponds Program

Research papers

• Avian vacuolar myelinopathy linked to exotic aquatic plants and a novel cyanobacterial species. Environmental Toxicology 20:348-353. Wilde, S., T.M. Murphy, C.P. Hope, S.K. Habrun, J. Kempton, A. Birrenkott, F. Wiley, W.W. Bowerman, and A.J. Lewitus. 2005.  https://doi.org/10.1002/tox.20111
• Environmental factors influencing blooms of a neurotoxic Stigonematalan cyanobacterium responsible for avian vacuolar myelinopathy. Aquatic Nuisance Species Research Program, Vicksburg, MS.Wilde, S.B., R.S. Haynie, J.A. Herrin, M.W. Hook, J. Kupfer, and M.D. Netherland. 2013.  https://apps.dtic.mil/sti/citations/ADA574373
• Aetokthonos hydrillicola gen. et sp. nov.: Epiphytic cyanobacteria on invasive aquatic plants implicated in Avian Vacuolar Myelinopathy. Phytotaxa 181(5):243-260. Wilde, S.B, J.R. Johansen, H.D. Wilde, P. Jiang, B.A. Bartelme, and R.S. Haynie. 2014. http://dx.doi.org/10.11646/phytotaxa.181.5.1

Monitoring resources

• Connecticut River Survey Results, CAES

Meeting summaries

• Documents will be posted after meetings

Maps

• United States Geological Survey Nonindigenous Aquatic Species mapping tool

Media coverage

• Bald Eagle Killer Identified

Outreach

• Invading the Connecticut River: the spread of Hydrilla (video)
• Invading the Connecticut River: the spread of Hydrilla (video trailer)
• Northeast Aquatic Nuisance Species Panel Hydrilla Connecticut River Card
• Northeast Aquatic Nuisance Species Panel Hydrilla Connecticut River Sign
• Connecticut River (State of Connecticut) Hydrilla Survey map (link)
• Hydrilla Watch Card (English) (517K, pdf)
• Hydrilla Watch Card (French) (333K, pdf)
• Hydrilla Watch Card (81K, pdf)

How do I get involved?

• Subscribe to the listserve
• Contact us

Initiative Pilot Resources (archive)

• Hydrilla Literature Search 12.31.12 (998 K, pdf) and Cited Articles and Abstracts 12.31.12 (449K, pdf)
• Hydrilla Literature Search December 14, 2012 presentation (6M, pdf) and conference call recording (right click on link to save the 84M, mp2 file)
• Community Based Social Marketing approach to Hydrilla, November 2006 work shop report (213K, pdf)
• HIP (Hydrilla) Workplan (152K, pdf)
• Early Detection /Rapid Response Survey annotated worksheet (65K, pdf)
• Context document for the Response Survey worksheet (50K, pdf)
• Hydrilla Profile Page