Clear Pond Water Naturally – BioShock Extreme

Before and after pond cleaning with reduced algae and clear water around a fountain in a residential area

Stop Fighting Green, Murky Pond Water

BioShock Extreme uses powerful beneficial bacteria to naturally eliminate algae, reduce muck, and restore crystal-clear water — without harsh chemicals.

Shop BioShock Extreme →

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4.89 out of 5 Stars

Based on 19 verified customer reviews

Why Pond Owners Love BioShock Extreme

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100% Natural Formula

Safe for fish, wildlife, and the environment. No harsh chemicals — just nature's own bacteria doing the work.

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Eliminates Algae & Muck

Targets the root cause of murky water by breaking down excess nutrients that feed algae blooms.

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Works on Ponds & Lakes

Effective for backyard ponds, decorative water features, and large lakes up to several acres.

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25 lb Bulk Value

Each bag treats large water bodies all season long — a cost-effective solution for serious pond owners.

How It Works — 3 Simple Steps

Measure Your Pond

Calculate your pond's surface area and depth to determine the right dose.

Apply BioShock Extreme

Broadcast evenly across the water surface — no mixing or special equipment needed.

Watch It Clear Up

Beneficial bacteria get to work immediately, with visible results in days to weeks.

What Customers Are Saying

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“My pond went from pea soup green to crystal clear in about 3 weeks. I’ve tried everything and nothing worked like BioShock Extreme. Absolutely worth every penny.”

— Verified Buyer

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“Safe for my koi and ducks. I love that it’s all-natural. The muck on the bottom has noticeably reduced and the water smells fresher too.”

— Verified Buyer