Fish Breeder Box – Clear Acrylic Betta & Fry Isolation Tank

Keep your fish fry, baby shrimp, and vulnerable fish safe with the Clear Acrylic Fish Breeding Isolation Box — a must-have for every aquarium hobbyist. Designed for bettas, guppies, cichlids, and other breeding fish, this transparent breeder box creates a protected nursery right inside your existing tank.

Why You'll Love This Breeder Box

• Protects Baby Fish & Fry: Keeps newborn fry and baby shrimp safely separated from larger tank inhabitants, giving them the best start in life.
• Floating or Fixed Design: Comes with 2 suction cups so you can mount it securely to the tank wall or let it float — your choice, no tools required.
• Three Size Options: Choose from Small, Medium, or Large to perfectly fit your aquarium setup.
• Removable Partitions: Unique divider design lets you isolate aggressive, injured, or breeding fish with ease.
• Optimal Water Flow: Side vents circulate fresh tank water continuously — no heater or air pump needed inside the box.
• Easy to Install & Clean: Smooth acrylic surfaces wipe clean in seconds. Snap it in or out without any special equipment.
• Scale Plate & Dual Handles: Built-in scale helps you monitor fry growth, while two handles make repositioning effortless.

Specifications

Ideal Uses

• Breeding and hatching betta, guppy, molly, and cichlid fry
• Isolating pregnant or nursing fish
• Housing baby shrimp safely away from predators
• Temporarily separating aggressive or recovering fish

What's in the Box?

• 1 × Clear Acrylic Fish Breeding Box (size of your choice)
• 2 × Suction Cups for secure tank mounting

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For tips on setting up a healthy breeding environment for your fish, visit the U.S. Fish & Wildlife Service – Fisheries resource page.

Frequently Asked Questions

Q: What fish species is this breeder box suitable for?

A: This clear acrylic fish breeding isolation box is suitable for a wide range of freshwater fish including bettas, guppies, mollies, cichlids, and even baby shrimp. It works for any small fish or fry that need a protected space within the main aquarium.

Q: Does the fish breeder box require a separate filter or air pump?

A: No — the side vent design allows fresh water from your existing aquarium to flow through naturally, keeping the water quality stable for fry and shrimp without needing any additional equipment inside the box.

Q: How does the breeder box attach to the aquarium tank?

A: The box comes with 2 suction cups that can be pressed firmly against the inner glass wall of your tank to hold it securely in place. Alternatively, the box can float freely on the water surface — no tools needed for either method.

Q: Is the acrylic material safe for fish?

A: Yes. The box is made from clear, non-toxic acrylic plastic that is safe for freshwater aquarium use. It contains no high-concern chemicals, making it a safe environment for delicate fry and shrimp.