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2025 AquaStrike application

  Update : Due to no chemical delivery on the 7th, the application has been rescheduled to the 13th of August. Here is the DEP letter informing property owners of the treatment July 31, 2025 Dear Lake Arrowhead Shorefront Owner: A contractor for the Maine Department of Environmental Protection (DEP) will apply herbicide in portions of Lake Arrowhead to control the invasive aquatic plant brittle naiad (scientific name Najas minor). A map showing treatment areas will be posted here: https://www.maine.gov/dep/water/invasives/. The herbicide treatment is scheduled for Thursday, August 7, 2025. If the treatment is postponed, notification will be posted at the same website noted above. The herbicide application contractor Solitude Lake Management will arrive the morning of August 7th. The treatment will take most of the day. The aquatic herbicide AquaStrike (Active Ingredients: Dipotassium salt of endothall and Diquat dibromide) will be applied via subsurface injection through perforated...

Exobasidium Fungus

Nymphoides cordata

Bladderwort Turions

Observations Of Metaphyton as Benthic Barriers

Caddisfly Larva

Metaphyton

2024 ProcellaCOR application

Water Striders

Bladder Snail

Bryozoan Statoblast

2024 AquaStrike application

Flowering Milfoil