Seachem Stability – Rapid Biological Aquarium Starter

Seachem Stability is a trusted biological supplement formulated to quickly and safely establish the natural biofilter in freshwater and marine aquariums. Its advanced blend of beneficial bacteria helps prevent toxic ammonia and nitrite buildup, creating a stable and healthy environment for fish and aquatic plants from day one. Perfect for new tank setups, after water changes, or when adding new livestock.

Available Sizes

• 250 mL Bottle – Treats up to 1,000 gallons (4,000 L)
• 500 mL Bottle – Treats up to 2,000 gallons (8,000 L)

Key Features

• Establishes biofiltration quickly in new or restarted aquariums
• Contains a synergistic blend of aerobic, anaerobic, and facultative bacteria
• Eliminates harmful ammonia and nitrite through natural biological action
• Safe for all freshwater, planted, and marine aquariums
• Ideal for use with fish-in cycling, water changes, and tank maintenance

Directions for Use

Shake well before use. Use 5 mL (1 capful) for each 40 L (10 US gallons) on the first day with a new aquarium. Then use 5 mL for each 80 L (20 US gallons) daily for 7 days. Fish and other aquatic species may be introduced at any time, as long as the dosage is followed as directed.

When to Use

• Starting a new aquarium (freshwater or marine)
• After cleaning filters or performing large water changes
• Following medication use that may impact the biofilter
• When adding new fish or increasing bioload

Seachem Stability ensures your aquarium’s ecosystem stabilizes quickly and remains balanced over time. Trusted by aquarists worldwide for its reliability and effectiveness, it’s a must-have for maintaining a healthy, thriving aquatic environment.

Shop Seachem Stability (250mL & 500mL) in Canada from Aquascaperoom. Rapid biofilter starter for safe aquarium cycling. Fast Canadian shipping to Toronto, Vancouver, Montreal, Calgary, and more.