Have you ever found your axolotls getting a bit too curious about each other in the tank? Maybe you’ve got an adult and a juvenile, and you want to keep them safe without needing a separate tank.
The right tank divider can solve these problems and help you create a peaceful, happy environment for your aquatic buddies.
Let’s get into what makes a great tank divider for axolotls and how to pick the best option for your setup.
Why You Might Need a Tank Divider for Axolotls

Axolotls are fascinating creatures, but they’re also territorial. If you’ve got multiple axolotls in one tank, a divider can prevent aggression, injuries, or stress.
Common Situations Where Dividers Help
- Juveniles Sharing a Tank: Young axolotls are prone to nipping at each other, which can lead to injuries. Dividers create a physical barrier while still allowing shared space.
- Separating Sizes: A smaller or younger axolotl may become a target for an adult. Dividers help avoid predation or bullying.
- Quarantine Needs: If one axolotl is sick or recovering, you can keep them separate while maintaining water parameters in the same tank.
A minimum tank size of 110 liters (approximately 29 gallons) is essential for one axolotl, while a 40-gallon tank is ideal for better living conditions.
Tank dividers are a simple solution for axolotl owners dealing with these scenarios, but choosing the right one is essential for your pet’s health and comfort.
Key Features of a Good Axolotl Tank Divider
Before picking a divider, think about the specific needs of axolotls. These salamanders are delicate, so the divider you choose needs to be safe, effective, and easy to maintain.
Safety and Material Quality
- Non-toxic materials are a must since axolotls are sensitive to chemicals. Look for dividers made from aquarium-grade plastic or acrylic.
- Ensure there are no sharp edges that could hurt your axolotl if they brush against it.
Axolotls produce significant waste; thus, keeping nitrate levels below 20 ppm is crucial, which is easier in larger tanks.
Proper Water Flow
Your divider should allow water to move freely through both sides of the tank. This ensures consistent water parameters for both axolotls. Look for mesh or perforated dividers to maintain good flow while keeping the sections separate.
Size and Adjustability
A good divider fits snugly into your tank. Many options are adjustable to match different tank sizes. Measure your tank carefully and choose a divider that won’t leave gaps for curious axolotls to squeeze through.
Easy Installation and Maintenance
Dividers that are easy to install and clean save you a lot of hassle. Choose one with suction cups or brackets for secure attachment and effortless adjustments when needed.
Types of Tank Dividers for Axolotls
Let’s break down the most popular types of dividers and their pros and cons. Each one serves different needs, so understanding the options helps you make the best choice.
Mesh Tank Dividers
Mesh dividers are popular for axolotl tanks because they allow excellent water flow and are safe for delicate aquatic creatures.
- Pros:
- Great water circulation.
- Lightweight and easy to install.
- Safe for axolotls due to the soft mesh material.
- Cons:
- May require extra reinforcement to stay in place.
- Some mesh materials can get algae buildup and require frequent cleaning.
A 180-liter (about 40 gallons) tank is recommended for optimal health, providing ample space for swimming and reducing nitrate levels.
Solid Plastic Dividers
Solid plastic dividers are sturdy and create a more defined barrier between sections.
- Pros:
- Durable and long-lasting.
- Provides complete separation, which reduces stress in aggressive axolotls.
- Cons:
- Blocks water flow, which may lead to uneven water quality.
- Limited visibility between sections, which can be a drawback if you want to keep an eye on all your axolotls.
DIY Dividers
If you enjoy a hands-on project, creating a custom divider can be a budget-friendly option.
- Pros:
- Customizable to your exact tank dimensions.
- Affordable if you use materials like craft mesh or acrylic sheets.
- Cons:
- Can take time and effort to create.
- Requires proper tools and attention to detail to avoid unsafe edges.
Top Recommendations for Axolotl Tank Dividers
Here are some of the best options available on the market, with details on why they work well for axolotls.
1. Penn-Plax Tank Divider
The Penn-Plax divider is a classic choice for many aquarium owners. It features a perforated design that allows water to flow easily while keeping tank mates separated.
- Best For: Medium-sized tanks (10–20 gallons).
- Why It’s Great: Made from durable plastic, it’s safe and easy to install using secure suction cups.
2. Lifewithpets Adjustable Divider
This option is perfect for axolotl owners who need flexibility. The adjustable design fits a range of tank sizes.
- Best For: Owners with multiple tanks or irregular dimensions.
- Why It’s Great: Made from high-quality materials with smooth edges. Water flows smoothly through the mesh material.
3. DIY Craft Mesh Divider
For a budget-friendly alternative, craft mesh from an arts and crafts store can work wonders.
- Best For: Custom setups or tanks with unique shapes.
- Why It’s Great: Affordable, lightweight, and easy to cut to size. Use aquarium-safe zip ties to secure it to the tank frame.
4. Juwel Aquarium Divider
This divider is specifically designed for aquariums and is made from high-grade acrylic.
- Best For: Long-term setups where durability is key.
- Why It’s Great: It’s sturdy, easy to clean, and fits snugly to prevent any gaps.
Tips for Using Tank Dividers with Axolotls
Once you’ve picked the perfect divider, there are a few things to keep in mind to ensure your axolotls stay happy and healthy.
Proper Placement
Position the divider securely in the middle of the tank or wherever you need separation. Use the tank’s edges to stabilize it and ensure there are no gaps.
Maintain Water Quality
Even with good water flow, regularly test your tank’s water parameters. Axolotls are sensitive to ammonia and nitrites, so consistent maintenance is crucial.
Monitor Behavior
While dividers help reduce aggression, you should still watch for signs of stress or discomfort in your axolotls. If one seems agitated, try adjusting the divider’s position or adding decorations for extra privacy.
Decorate Both Sides
Give each section a few hiding spots like caves, plants, or driftwood. This ensures your axolotls feel secure and have plenty of places to retreat.
Mistakes to Avoid When Using Dividers
Even the best divider won’t work if it’s not used correctly. Here are some common mistakes and how to avoid them.
- Using Unsafe Materials: Avoid any materials that aren’t aquarium-safe. Axolotls are highly sensitive to toxins.
- Gaps in the Divider: Ensure there are no spaces your axolotls can squeeze through. Tight-fitting dividers are essential.
- Neglecting Water Flow: Dividers that block circulation can lead to poor water quality. Stick to mesh or perforated designs for better results.
Wrapping It Up
Choosing the best tank divider for your axolotls isn’t just about separating them; it’s about creating a safe and stress-free home where they can thrive.
Mesh dividers are ideal for water flow, while solid plastic dividers offer complete privacy. If you’re crafty, a DIY divider can save you money while fitting your tank perfectly.
Take the time to pick a divider that matches your tank’s needs and your axolotls’ personalities. With the right setup, you’ll have a happy, healthy environment where your axolotls can live their best lives.
References
Best Filters for Axolotl – The Spruce Pets
New Tank Divider: 2 Axolotls in 1 Tank – Caudata.org
Has anyone ever had a divided axolotl tank? – Reddit
DIY Aquarium Divider – Stacey Weldon
DIY Tank Dividers – Silly Axolotls
Disclaimer
This content on Bagrica is for informational purposes only. Consult a professional for pet care or farming advice. Bagrica is not liable for any actions taken based on this information.
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