This rapid response, contact algaecide will bring beauty to your delicate and challenging to treat target waterways.


Performance Highlights

Alligare’s Argos is a liquid, copper-based formula used in numerous use sites to safely and effectively defend against floating and submersed algae.

  • Excellent efficacy in a wide range of water quality conditions, including hard water systems
  • Controls planktonic algae in 24 to 48 hours and filamentous algae in three to four days
  • Argos control of Hydrilla can be obtained from copper concentrations of 0.4 to 1.0 PPM
  • Water treated with Argos has no water use restrictions

States registered: AL, AZ, AR, CA, CO, CT, DE, DC, FL, GA, ID, IL, IN, IA, KS, KY, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NV, NH, NJ, NM, NY, NC, ND, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY

Mixers, loaders, applicators, and other handlers must wear:

  • Long-sleeved shirt and long pants
  • Shoes and socks

  • Hydrilla
  • Cyanobacteria
  • Diatoms
  • Filamentous algae
  • Planktonic green algae
  • Planktonic golden algae
  • Chara
  • Nitella

See product label for complete list.

  • lakes
  • fish hatcheries
  • ditches
  • potable water reservoirs
  • irrigation conveyance systems
  • canals

See product label for complete list.