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10 Best Dwellers Aquarium Fish - Holiday Sale
Best Choice01Lucky CritterAquarium Underground Cave Natural Mangrove Tree | Viewing Fish Under Gravel Tunnel Hide | Fish Tank Hideout Decor Decoration Enrichment for Corydora Catfish, Kuhli Loach, Clown Loach, Pleco, Betta
Main highlights- While being a great place to hide it also provides an incredible viewing experience for the fish tank owner. This addition to an aquarium aquascape will give the ability to view fish in an entire new way in their natural environment.
- The perfect Aquarium Underground Cave for many types of fish such as Pleco, Loaches, Corydora Catfish, Betta Fish, Shrimp and much more! Easy install by moving substrate out of the way placing against the glass and moving the substate back around the cave. The cave will sink and does not require much gravel to remain in place.
- The Aquarium Underground Cave Natural Mangrove Tree Cave was made with natual cave insirpation of mangrove tree roots in mind. The curve of the aquarium tunnel provides a natural look that blends into the aquatic habitat.
- Size - 8.5" Length 4.25" Depth 3.25' Height 2.25" Hole Openings Diameter
- Our products are exclusively made and designed in the USA.
- Aquarium Underground Cave Natural Mangrove Tree is made with aquarium safe plastic. While being textered for a natural appearance it is smooth to the touch and will not harm fish.
9.8Exceptional
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- 02Lucky Critter
Aquarium Underground Tunnel Cave Natural Curve Two Hole | Viewing Fish & Shrimp Under Gravel Tunnel | Fish Tank Decor Decoration Hideout Perfect for Corydora Catfish, Kuhli Loach, Pleco (White)
Free ShippingMain highlights- While being a great place to hide it also provides an incredible viewing experience for the fish tank owner. This addition to an aquarium aquascape will give the ability to view fish in an entire new way in their natural environment.
- The perfect Aquarium Underground Tunnel Cave Two Hole for many types of fish such as Pleco, Loaches, Corydora Catfish, Betta Fish, Shrimp and much more! Easy install by moving substrate out of the way placing against the glass and moving the substate back around the cave.
- The Aquarium Underground Tunnel Cave Two Hole is made with aquarium safe plastic. It will also sink to the bottom of the aquarium so no need to try and bury it in the sand if not wanted. Size: 7" Length 3.5" Depth 2.25" Height. Cave entrance 2.25" Length 2.25" Width
- The Aquarium Underground Natural Curve Tunnel Cave Two Hole was made with natual cave insirpation in mind. The curve of the aquarium tunnel provides a natural look that blends into the aquatic habitat.
9.6Exceptional
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- 03Pawfly
Pawfly Nano Silent Aquarium Air Pump, Mini Bubbler with Accessories, 1.3 W Portable Oxygen Aerator for 1-15 Gallon Fish Tanks, 450 mL/min
Free ShippingMain highlights- Ultra-Quiet Operation: Driven by a thin piezoelectric ceramic plate, the fish tank air pump delivers gentle aeration at just 30 dB. Nearly as silent as a whisper! Perfect for bedrooms, offices, studies, and other spaces where peace matters
- No Back-Siphoning: Smart check valve prevents water from flowing back into the pump when placed below the tank’s water level. No more worrying about equipment damage during power outages. A safer home for all your aquarium dwellers
- Mini but Efficient: Size: 2" L x 2" W x 0.7" H; Max Air Flow Rate: 7.1 GPH (450 mL/min); Power: 1.3 W. The aquarium air pump provides optimal oxygenation for fish tanks up to 15 gallons, creating a thriving underwater paradise for fish and plants
- Complete Oxygen Aerator Kit: Everything you need is included – an air stone for fine bubbles, a piece of air tubing for smooth oxygenation, and 2 suction cups for quick air tubing fixation. Just plug in for instant aquarium care
- 2 Mounting Methods: Enjoy a quick, secure setup on fish tanks of any shape! Mount the mini air pump on the tank edge using the black clip, or attach it to the outside tank wall with the double-sided suction cup. No extra tools required
9.5Excellent
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Value for Money04CPLIKEAquarium Cave Hideout with Viewing Window – Corner Fish Tank Tunnel for Pleco, Cory Catfish, Kuhli Loach, Shrimp, Betta – 2-Hole Plastic Bottom Dweller Shelter – Fish Hiding Spot Decor (5"x5"x2")
Main highlights- Corner-Fit with Dual Entry – Smart L-shaped design fits snugly in tank corners with 2 access points for easy exploration and resting.
- Sinkable & Secure Design – Stays in place naturally once covered with substrate; no suction cups or weights needed.
- Built-In Viewing Window – Transparent panel lets you watch your aquatic pets in their cozy cave without disturbing their peace.
- Perfect Hideaway for Bottom Dwellers – Ideal for plecos, cory catfish, kuhli loaches, shrimp, and bettas—reduces stress and encourages natural hiding behavior.
- Aquarium-Safe & Durable – Made from non-toxic plastic that’s safe for all freshwater species and won’t affect water clarity or chemistry.
9.3Excellent
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- 05CPLIKE
Underground Aquarium Cave with Viewing Window – 2-Hole Corner Fish Tank Hideout for Plecos, Cory Catfish, Kuhli Loach, Shrimp & Betta – Safe Decor for Bottom Dwellers – Sinkable & Non-Toxic
Main highlights- Safe Haven for Shy Fish – Provides a stress-free hideout for plecos, corydoras, kuhli loaches, shrimp, and bettas, promoting natural behavior and reducing aggression.
- 100% Fish-Safe & Durable – Made from non-toxic, aquarium-grade plastic that won’t alter water chemistry—safe for freshwater tanks.
- See-Through Viewing Window – Unique design lets you observe fish in their hiding spot without disturbing them—great for shy or nocturnal species!
- Enhances Tank Aesthetics – Adds a realistic underwater cave effect (5"L x 5"W x 2"H) that blends with sand, gravel, or planted aquariums.
- Stays Put & Sinks Naturally – Simply place against the tank glass and cover with substrate; weighted design prevents floating or shifting.
9.2Excellent
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- 06Chestnut-YX
3D Printed Aquarium Cave Tunnel Decor - Fish Tank Decoration Fish & Shrimp Hideout, Aquarium Underground Tunnel Cave Decor for Betta, Guppy, Shrimp,Small Cichlid,Pleco (White, L)
15% OffMain highlights- Provide Hiding and Security: Natural Curve Aquarium Cave offers a safe retreat for timid fish (like loaches and catfish) and new tank additions to escape bright lights, strong currents, or tankmate aggression. Cichlid Hideout Cave shelters shrimp from potential attacks.
- Natural Cave Hideouts: Realistic fish caves and shrimp hideouts designed with multiple entrances, providing essential security for sensitive species like betta fish, octopus, and crystal shrimp.
- Multi angle viewing holes: The unique "underground tunnel" design of Loach Tank Hideout Decor lets aquarists observe natural cave behaviors from side/top views. 3D Printed Goldfish Hideout mimics natural habitats to help reduce stress and encourage natural instincts.
- Easy Setup & Maintenance: That sinks instantly – no pre-soaking needed. Simple to clean and suitable for both freshwater and saltwater aquariums. This addition to an aquarium aquascape will give the ability to view fish in an entire new way in their natural environment.
- Aquarium-Safe Materials: Aquarium Hideout uses fish-safe PETG plastic, releasing no harmful chemicals. Aquarium Tunnel Hide creates a complex terrain for bottom-dwellers (fish/shrimp) to forage and explore.
9.0Excellent
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- 07Chaofatchoy
2Pcs Fish Tank Feeder - Clear Aquarium Feeding Tube with Suction Cups, Fish Food Dispenser for Round Bowls & Rectangular Tanks, Mess-Free Floating Feeder for Tropical Fish & Goldfish
Free ShippingMain highlights- "【Strong Suction Cup Design for Secure Placement】The aquarium feeder features: ✓ Industrial-strength suction cups that withstand 500+ uses ✓ 360° rotatable tube for optimal positioning ✓ Sinking food containment system ✓ Universal fit for glass/acrylic tanks (5-50 gallon) No more floating food or messy tank surfaces!"
- "【Simple Installation & Maintenance】 ·Attach suction cups to tank wall ·Fill with preferred fish food ·Observe feeding through clear tube Anti-algae coating resists staining 2-pack set for multiple tank setups"
- "【Simple Installation & Maintenance】 ·Attach suction cups to tank wall ·Fill with preferred fish food ·Observe feeding through clear tube Anti-algae coating resists staining 2-pack set for multiple tank setups"
- "【Crystal Clear Feeding Solution for Pristine Tanks】Our fish tank feeder is crafted from high-grade transparent plastic that: Prevents food dispersion - keeps 98% of flakes contained Maintains water clarity - reduces filter clogging Allows easy monitoring of remaining food levels Blends discreetly into any aquarium decor"
- "【Complete Aquarist Essential】Ideal for: Beginner fish keepers learning proper feeding Breeding tanks controlling fry nutrition Office/school aquariums needing reliable feeding Gift bundles for fish-keeping enthusiasts"
8.9Very Good
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- 08Chestnut-YX
3D Printed Aquarium Cave Tunnel Decor - Fish Tank Decoration Fish & Shrimp Hideout, Aquarium Underground Tunnel Cave Decor for Betta, Guppy, Shrimp,Small Cichlid,Pleco (Brown, L)
15% OffMain highlights- Provide Hiding and Security: Natural Curve Aquarium Cave offers a safe retreat for timid fish (like loaches and catfish) and new tank additions to escape bright lights, strong currents, or tankmate aggression. Cichlid Hideout Cave shelters shrimp from potential attacks.
- Natural Cave Hideouts: Realistic fish caves and shrimp hideouts designed with multiple entrances, providing essential security for sensitive species like betta fish, octopus, and crystal shrimp.
- Multi angle viewing holes: The unique "underground tunnel" design of Loach Tank Hideout Decor lets aquarists observe natural cave behaviors from side/top views. 3D Printed Goldfish Hideout mimics natural habitats to help reduce stress and encourage natural instincts.
- Easy Setup & Maintenance: That sinks instantly – no pre-soaking needed. Simple to clean and suitable for both freshwater and saltwater aquariums. This addition to an aquarium aquascape will give the ability to view fish in an entire new way in their natural environment.
- Aquarium-Safe Materials: Aquarium Hideout uses fish-safe PETG plastic, releasing no harmful chemicals. Aquarium Tunnel Hide creates a complex terrain for bottom-dwellers (fish/shrimp) to forage and explore.
8.6Very Good
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- 09WEAVERBIRD
WEAVERBIRD Manual Fish Tank Water Changer Aquarium Dropper, 30ml Aquarium Clean Pipette Dropper, Fish Tank Cleaning Waste Remover, Aquarium Gravel Cleaning Straw, Blue
Free ShippingMain highlights- Widely use: This aquarium clean pipette dropper is also suitable for brine shrimps and red worms feeding after food unfreezing and living feed or small particles of liquid feed is also suitable.
- Scales design: With 4 scales on the pipe (10ml/ 15ml/ 20ml/30ml), and clear printed scales on the pipe. This aquarium water transfer tool is printed with clear and precise scale, easy for you to measure the liquid.
- Qualified material: Manual fish tank water changer aquarium dropper is made of premium non-toxic plastic material for durable and practical use. It will not harm your fish. You can use it rest assure.
- Keep fish tank clean: The aquarium gravel cleaning straw can remove the dirt and residual feed at the bottom of fish tank. It is perfect for stirring up waste and sucking it up without stressing the fish out too much. Help to keep your fish tank clean.
- Easy to use: The amount of water absorbed by dropper can be adjusted by controlling the strength of grasping the dropper end. Please clean the item before use.
8.5Good
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- 10EDGCTYU
EDGCTYU Aquarium Silk Plants for Betta Fish Tank, Close-Up Decoration Grass Water Aquatic Plant Aquarium Fish Tank Decorations (4 Pieces Green Grass)
Main highlights- Package Contents:4 x Silk Aquarium Plants (There is one 5.9 inches tall and three 2 inches tall). Because the silk leaves are very soft, they may curl or wrinkle during transportation. If this happens, use warm water to soak for a short time, which will cause it to stretch. (Please pay attention to the water temperature, too high temperature will cause the fixed glue to melt
- Material: plastic stems and silk leaves, the base uses resin/environmentally friendly pigment with stable properties. Under normal circumstances, there will be no fading. (The three smaller ones are ceramic base
- Artificial plants do not release oxygen or carbon dioxide into your aquarium water, do not affect the water and related conditions of the aquarium, will not introduce strangers into your aquarium. Provide your aquarium dwellers with a stress-free environment
8.4Good
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