From rural farm ponds frequented by livestock to sprawling neighborhood basins framing a suburban community, large water features require serious care. These are living, working ecosystems that deserve effective, environmentally friendly water treatment solutions.

Our Bioverse Healthy Ponds 51115 Aquasphere Pro provides a continuous 30-day solution for clean, balanced water. This single, 100% biodegradable sphere continuously treats up to 500,000 gallons - that is 1/4 acre - making it effortless to maintain large farm ponds, community ponds - HOA retention basins, and small lakes.

THE MAGIC IS IN THE SPHERE - Our AquaSphere®PRO Biodegradable 500,000 Gallon Pond Cleaner is designed precisely for these water bodies. One sphere, six inches across, made from a corn-based polymer certified compostable to ASTM D6400 and marine degradable per ASTM D7081. Simply toss it in. It sinks to the bottom and begins releasing a proprietary blend of beneficial bacteria and enzymes through a patented timed-release system - 24 hours a day, 7 days a week, for a full 30 days. The bacteria and enzymes consume excess nutrients, break down organic sludge, reduce ammonia, and restore the clarity that clean water naturally has. The corn-based shell quietly biodegrades on the pond bottom when the treatment cycle ends. Nothing to retrieve. Nothing left behind.

HALF A MILLION GALLONS DOESN'T ASK PERMISSION TO GO CLOUDY - A pond big enough to call a lake carries its own kind of weight - literal gallons, yes, but also the responsibility of it. Livestock drink from it. Fish spawn in it. Flocks of geese depend on it. A whole season of weather passes over it before anyone thinks to test the water. At this scale, neglect doesn't announce itself quickly. It accumulates, quietly, until the clarity you took for granted is simply gone.

ONE SPHERE, BUILT FOR THE FULL SCALE OF A WORKING POND - The AquaSpherePRO at 500,000 gallons, a full 1/4 acre, is the same six-inch sphere as its smaller siblings, engineered instead for reach. Preloaded with a concentrated blend of beneficial bacteria and enzymes inside a biodegradable, corn-based resin shell, it sinks on contact and begins working within minutes - releasing its formula continuously, 24 hours a day, 7 days a week, for a full 30-day cycle. For ponds without a natural sediment layer to anchor it, the sphere includes a retrieval string, so removal after its cycle is as simple as its deployment.

DESIGNED FOR PATIENCE, BECAUSE LARGE WATER MOVES SLOWLY - This is not an algaecide, and it will not erase algae that has already established itself. What it does, at this scale especially, is remove the fuel, the excess nutrients and organic sludge that accumulate across acres of pond floor and give algae and odor-causing bacteria something to feed on. Results at this size can take longer to show: Healthy Ponds notes that improvement often takes four to six weeks to become visible, longer in ponds carrying years of built-up sediment. That patience is the tradeoff for treating this much water without chemicals, and it's a fair one — you cannot overtreat a pond with an all-natural formula like this; the only real risk is treating too little water for too large a body.

REPLACE EVERY THIRTY DAYS, AND RESPECT THE OXYGEN THE BACTERIA NEED TO WORK - Once water holds at 45°F or above, a fresh sphere goes in every 30 days to keep the season's treatment continuous — and for ponds this size, distributing multiple spheres across different areas of the water, rather than relying on one placed centrally, improves how evenly the bacteria reach the whole system. The sphere itself is certified compostable to ASTM D6400 and shown marine degradable per ASTM D7081, and it's veterinarian-approved and safe for livestock, wildlife, fish, pets, plants, and people. The one caution that matters most at this scale: bioremediation consumes oxygen as it works, and large ponds carrying heavy fish populations, limited aeration, or significant existing organic load are the ones most at risk if that balance isn't checked first. Test your oxygen levels, confirm aeration is present, and treat with confidence.

A LARGE POND REWARDS THE PERSON WHO TENDS IT WELL - There's no dramatic before-and-after with water this size — only a slow, steady return to clarity, one thirty-day cycle at a time. What you're really investing in is a rhythm: the same sphere, the same interval, the same quiet trust that something is working beneath a surface too large to watch all at once. That is what it means to care for water at scale — not control, just consistency, given back to a pond that was never meant to be managed, only kept.

Features / Benefits Of Our Bioverse Healthy Ponds 51115 Aquasphere Pro Biodegradable Pond Cleaner - 500,000 Gallons - For Ponds And Water Features - 1/4 Acre ...

• Treats Large Ponds And Lakes Up To 500,000 Gallons (1/4 Acre), Or Roughly A Quarter Acre At Typical Depth
• Simply Toss Into The Pond And Sinks On Its Own. No Tools, Dosing Cups, Or Setup Required
• Each 6-Inch Sphere Is 50% Larger Than The Small-Pond 4-Inch Variants - Higher-Concentration Formula Designed Specifically For The Demands Of Larger-Sized Water Bodies
• Patented 30-Day Timed-Release System Per Sphere, Continuous 24/7 Beneficial Bacteria And Enzyme Release From Moment Of Submersion Through Full Treatment Cycle; No Monitoring Or Adjustments Required
• Corn-Based Polymer Shell Certified Compostable To ASTM D6400 And Marine Degradable Per ASTM D7081 - The Entire Sphere Biodegrades On The Pond Bottom After Treatment; Nothing To Retrieve From Larger-Sized Water Bodies
• Veterinarian-Approved Formula Safe For Fish, Waterfowl, Livestock, Pets, Wildlife, And People.
• Zero Chemical Algaecides, Herbicides, Or Synthetic Compounds; No Posting, No Waiting Periods, No Livestock Restrictions
• Beneficial Bacteria And Enzymes Consume Excess Nutrients And Break Down Bottom Sludge At Scale; Reducing Ammonia, Eliminating Pond Odors, And Restoring Natural Water Clarity Across Ponds
• Place At Opposite Ends Of Pond For Even Coverage In Large Or Elongated Water Bodies; Simple Placement Strategy For Maximum Bacterial Distribution Across Full Pond Volume
• Important Operating Temperature Note: Treatment Bacteria Active At 45°F And Above; Pause Monthly Treatment During Cold-Season Months When Water Falls Below 45°F; Resume When Temperatures Return To Active Range
• Pairs With RUSH® Liquid For Aeration-Enhanced Treatment Results In Ponds With High Organic Load, Or With Natural Blast® For Rapid Response To Acute Imbalance Between Monthly Sphere Applications

What You Will Receive:

• (1) AquaSphere®PRO 51115 Biodegradable Spheres - Each Sphere 500,000 Gallon Dose
• (1) Instruction Sheet

Directions For Use

• Remove The Sphere From The Outer Plastic Packaging
• Gently Toss It Into Your Pond Or Water Feature
• The Sphere Will Sink To The Bottom And Begin Releasing Beneficial Bacteria.
• Repeat Every 30 Days During The Pond Season (When Water Temps Are Above 45°F).
• Use Multiple Spheres For Larger Or Irregularly Shaped Ponds To Ensure Even Treatment Coverage

Usage Tips:

• Use Only In Self-Contained Water Bodies (Ponds, Lakes, Stock Tanks, Retention Areas)
• Store Spheres In A Cool, Dry Place Until Ready To Apply
• Do Not Use With Chemical Algaecides Or Other Chemical Water Treatments
• Effective In Water Temperatures Between 45°F And 110°F (7.22222°C To 43.3°C)
• You Cannot Overtreat, But Underdosing May Limit Effectiveness

NOTE - Microbial Products Require Sufficient Oxygen Levels To Function Properly. For Ponds With No Aeration Or Stagnant Water, Excessive Organic Matter Buildup, Dense Fish Populations - Low Oxygen Conditions May Increase The Risk Of Fish Mortality

Recommendations:

• Test Oxygen Levels Before Treatment
• Requires Sufficient Oxygen For Safe Use In Fish Ponds
• Ensure Aeration Is In Place In Fish-Heavy Ponds
• Consider Using A Water Oxygenator If Oxygen Is Low

Microbial Facts:

• Microbial Bioremediation Relies On Oxygen To Break Down Nutrients
• Treatment Temporarily Consumes Oxygen As Organic Matter Is Digested

Pond Oxygen Facts:

• Hot Weather Reduces Oxygen Levels In Water
• Overstocked Ponds Have Higher Oxygen Demand
• Organic Debris Buildup Lowers Available Oxygen
• Shallow Ponds Hold Less Oxygen Than Deeper Ponds
• Low Oxygen = Risk Of Fish Stress Or Loss

Bioverse Healthy Ponds 51115 Aquasphere Pro Biodegradable Pond Cleaner - 500,000 Gallons - For Ponds, Lakes And Water Features - (1/4 Acre) Specifications

• Benefits: When You Use This Product, You'll Get The Benefits Of Reduced Sludge Buildup, Improved Water Clarity, Lower Excess Nutrients, And A Healthier Pond Ecosystem
• Ideal Uses: Ideal For Backyard Ponds, Farm Ponds, HOA Retention Basins, Neighborhood Ponds, And Small Lakes Up To 500,000 Gallons Per Sphere / (1/4 Acre)
• Pack Count: 1 Sphere - 1 Month Of Treatment For One 500,000-Gallon Pond / 1/4 Acre
• Sphere Diameter: 6 In (15.24 Cm) Per Sphere; Higher-Concentration Formula For Mid-Size To Larger Sized Water Bodies
• Shell Material: Corn-Based Polymer — Certified Compostable To ASTM D6400; Marine Degradable Per ASTM D7081; Biodegrades On Pond Bottom After Treatment
• Contents: Proprietary Beneficial Bacteria And Enzyme Blend — In Water-Soluble Inner Bags That Dissolve On Contact; Incubated In Gel Medium For Consistent 30-Day Timed Release
• Treatment Duration: 30 Days Per Sphere — Continuous 24/7 Timed-Release From Initial Submersion Through Full Cycle
• Operating Temperature Range: 45°F To 110°F (7.22222°C To 43.3°C) — One Of The Widest Ranges In The AquaSphere PRO Line.
• Chemical Content: None — No Algaecides, Herbicides, Or Synthetic Compounds; Not Classified As An Algaecide Under EPA Definitions
• Safety: Veterinarian-Approved — Safe For Fish, Waterfowl, Livestock, Pets, Wildlife, And People; No Posting Required, No Waiting Periods, No Livestock Access Restrictions
• Application: Toss-And-Go — Toss Aquasphere Into Pond; Place At Opposite Ends For Even Coverage In Large Or Elongated Water Bodies; No Mixing, Measuring, Or Equipment Required
• Complete Kit Includes: (1) AquaSphere®PRO Biodegradable Treatment Sphere — 500,000 Gallon Dose Each, 6-Inch Diameter Each