Captain® is built for managers who need a straightforward, economical tool for controlling nuisance algae in ponds, lakes, canals, irrigation systems, and other managed water resources. Captain® is an ideal solution for effective control of a broad spectrum of filamentous and planktonic algae.

The formulation uses 9% double-chelated copper, helping deliver dependable algae control while supporting a predictable copper residue profile. When properly applied, algae control occurs in 3 to 7 days.

Captain®-treated water may be used immediately for swimming, fishing, watering livestock, and irrigating turf, fairways, putting greens, ornamental plants, and crops. There are no drinking water or fish consumption restrictions listed for CCaptain®-treated waters.

• Economical control of filamentous and planktonic algae
• 9% double-chelated copper formulation
• Algae control in 3 to 7 days after proper application
• Immediate listed water uses for recreation, livestock watering, and irrigation

Important: Product availability varies by state. Before purchasing, please verify that the product you wish to order is registered for use in your state by checking the “Registered States”. Some states have additional restrictions or prohibitions on certain aquatic herbicides and algaecides. It is a violation of federal law to use any pesticide in a manner inconsistent with its labeling. Customers are responsible for ensuring compliance with all applicable federal, state, and local regulations.