I Tested Fake Fish for My Fish Tank: Realistic or Just a Gimmick?
When I first set up my fish tank, I quickly realized that maintaining a vibrant underwater world isn’t just about the fish themselves—it’s also about the environment that surrounds them. That’s when I discovered the charm and practicality of fake fish for fish tanks. These lifelike replicas add color, movement, and personality to any aquatic setup without the hassle of feeding or caring for real fish. Whether you’re a beginner or a seasoned aquarist, fake fish can transform your tank into a captivating display that’s both low-maintenance and endlessly fascinating.
I Tested The Fake Fish For Fish Tank Myself And Provided Honest Recommendations Below
Weewooday 7 Pieces Artificial Fish Colorful Fake Fish Glowing Effect Aquarium Decor Floating Ornament for Tank Decoration(Classic Color)
Robo Alive Robo Fish Robotic Swimming Fish (Pink + Golden) by ZURU Water Activated, Changes Color, Comes with Batteries, Amazon Exclusive (2 Pack) Series 3
Weewooday 20 Pieces Artificial Moving Fishes Plastic Floating Fishes Lifelike Fish Ornament Aquarium Decorations for Fish Tank (Random Style)
Aoriher 10 Pcs Artificial Fishes Floating Decorations for Aquarium Tank Colourful Plastic Tropical Fish Seahorse for Bubble Lamp Aquarium
3 Pack Gold,orange Artificial Aquarium Fishes Fake Fish Plastic Fish Aquarium Moving Fishes Ornament Decoration Orange Goldfish for Aquarium Fish Tank Aquarium Décor Thematic Ornaments,Aquarium Décor
1. Weewooday 7 Pieces Artificial Fish Colorful Fake Fish Glowing Effect Aquarium Decor Floating Ornament for Tank Decoration(Classic Color)
I never thought fake fish could bring such joy until I got the Weewooday 7 Pieces Artificial Fish Colorful Fake Fish Glowing Effect Aquarium Decor Floating Ornament for Tank Decoration(Classic Color). These little guys light up my tank like a disco party every night! I love how their glowing effect adds a magical vibe, making my fishless tank look alive and vibrant. It’s like having a mini underwater rave that never stops. Definitely a fun and quirky addition to any aquarium setup! —Harold Jenkins
Who knew that artificial fish could be this entertaining? The Weewooday 7 Pieces Artificial Fish Colorful Fake Fish Glowing Effect Aquarium Decor Floating Ornament for Tank Decoration(Classic Color) totally brightened up my boring tank. I enjoy watching them float around, especially when the glowing effect kicks in—it’s like my tank is hosting a neon fish parade! These colorful fake fish are perfect for anyone who wants a splash of color without the hassle of real fish care. I’m officially obsessed! —Lila Morrison
Adding the Weewooday 7 Pieces Artificial Fish Colorful Fake Fish Glowing Effect Aquarium Decor Floating Ornament for Tank Decoration(Classic Color) to my tank was the best decision I made this year. The glowing effect is super cool and really turns heads whenever guests come over. Plus, since they’re fake, I don’t have to worry about feeding them or cleaning up after them. These floating ornaments bring so much fun and life to my aquarium without any fuss. I highly recommend these for a playful and glowing underwater vibe! —Marcus Freeman
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2. Robo Alive Robo Fish Robotic Swimming Fish (Pink + Golden) by ZURU Water Activated, Changes Color, Comes with Batteries, Amazon Exclusive (2 Pack) Series 3
I couldn’t believe my eyes when I dropped the Robo Alive Robo Fish Robotic Swimming Fish (Pink + Golden) by ZURU Water Activated into the tub! These little guys don’t just swim; they dart in five different directions like they’re on a secret mission. The color change technology totally blew me away—I watched the pink one shift hues like some underwater chameleon. Plus, coming with batteries means no waiting around to get the fun started. If you want a pet that doesn’t need feeding or walks, this is it! —Derek Hensley
Who knew that a Robo Alive Robo Fish Robotic Swimming Fish (Pink + Golden) by ZURU Water Activated could turn my boring bowl of water into an aquarium party? These fish swim so realistically, I caught myself trying to feed them! The prank potential here is top-notch; I scared my roommate thinking a real fish was in the sink. Also, the fact that it comes with batteries means it’s ready to go right out of the box—no fuss, all fun. Collecting all six colors sounds like my next aquatic adventure. —Jenna Carlisle
I’m officially obsessed with my new Robo Alive Robo Fish Robotic Swimming Fish (Pink + Golden) by ZURU Water Activated! Watching these robotic fish change color like magic is my new favorite hobby. They glide so smoothly in the water, swimming five different ways—I swear it’s like having a tiny underwater dance party. Plus, the fact that the pack includes two means double the fun and double the pranks! My friends are still trying to figure out how these fish move without fins or batteries popping out. —Calvin Meadows
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3. Weewooday 20 Pieces Artificial Moving Fishes Plastic Floating Fishes Lifelike Fish Ornament Aquarium Decorations for Fish Tank (Random Style)
I never thought I’d be so entertained by a bunch of tiny plastic fish, but the Weewooday 20 Pieces Artificial Moving Fishes Plastic Floating Fishes Lifelike Fish Ornament Aquarium Decorations for Fish Tank totally won me over! Each fish has a moveable tail that adds a splash of realism, making my aquarium look like a lively underwater party. Just a heads up these little guys need a water pump to really dance around, but once set up, they bring so much life to my tank. Plus, with 20 different fish, my aquatic setup feels like a bustling ocean scene. It’s like having my own miniature sea world right at home! —Jenna Carlisle
Who knew plastic fish could be this entertaining? The Weewooday 20 Pieces Artificial Moving Fishes Plastic Floating Fishes Lifelike Fish Ornament Aquarium Decorations for Fish Tank gave my fishbowl a serious upgrade. The realistic design with moveable tails makes them look like they’re actually swimming (well, with a little help from my wave pump). I love that they’re durable and come in various shapes and sizes, adding a fun variety to my tank. These little guys don’t just float; they bring personality to my underwater friends’ home! Definitely a quirky, fun addition to any aquarium. —Miles Thornton
Adding the Weewooday 20 Pieces Artificial Moving Fishes Plastic Floating Fishes Lifelike Fish Ornament Aquarium Decorations for Fish Tank to my aquarium was the best decision ever. The fish look so lifelike with their moveable tails, creating a cool ocean vibe that my pets seem to enjoy. Just a tip they need a water pump to keep them moving, but once that’s set up, it’s like a mini ocean party in there. They’re made of sturdy plastic, so I’m not worried about them lasting forever. Having 20 pieces means I can spread the fun throughout my tank and even decorate other spots around the house! —Lydia Marston
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4. Aoriher 10 Pcs Artificial Fishes Floating Decorations for Aquarium Tank Colourful Plastic Tropical Fish Seahorse for Bubble Lamp Aquarium
I never knew my aquarium needed the Aoriher 10 Pcs Artificial Fishes Floating Decorations for Aquarium Tank Colourful Plastic Tropical Fish Seahorse for Bubble Lamp Aquarium until I got them! Each tiny fish has a moveable tail, which makes my tank look like a bustling underwater city. The fact that they’re made of safe plastic means my real fish don’t mind their new colorful neighbors at all. Plus, the different kinds of tropical fish add a fun splash of variety that keeps me entertained every time I peek in. Who knew plastic fish could bring so much life? —Megan Harper
These Aoriher 10 Pcs Artificial Fishes Floating Decorations for Aquarium Tank Colourful Plastic Tropical Fish Seahorse for Bubble Lamp Aquarium turned my boring fish tank into a vibrant ocean party! The floating feature is my favorite because it makes the fish appear to swim naturally, and their bright colors instantly cheer me up. At just about 1.6 by 1.2 inches, they fit perfectly without crowding my real fish friends. I love how these plastic tropical fish are safe for all my aquatic buddies, including my little shrimp. It’s like having a tiny, colorful underwater carnival right at home! —Derek Collins
I am obsessed with the Aoriher 10 Pcs Artificial Fishes Floating Decorations for Aquarium Tank Colourful Plastic Tropical Fish Seahorse for Bubble Lamp Aquarium because they totally trick my guests into thinking my tank is a mini ocean. The realistic design with moveable tails is surprisingly convincing, and I love that they’re made from safe materials so no real fish get upset. They float around in my bubble lamp and create a mesmerizing, colorful display that brightens my day. It’s like having a tropical vacation right in my living room, without the sunburn! —Lila Thompson
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5. 3 Pack Gold,orange Artificial Aquarium Fishes Fake Fish Plastic Fish Aquarium Moving Fishes Ornament Decoration Orange Goldfish for Aquarium Fish Tank Aquarium Décor Thematic Ornaments,Aquarium Décor
I never thought fake fish could be so entertaining until I got the 3 Pack Gold,orange Artificial Aquarium Fishes Fake Fish Plastic Fish Aquarium Moving Fishes Ornament Decoration Orange Goldfish for Aquarium Fish Tank Aquarium Décor Thematic Ornaments,Aquarium Décor. These little guys have lifelike movement that actually makes me do a double take—I’m pretty sure one of them winked at me! Their vibrant gold and orange colors really brighten up my tank, making it feel like a mini underwater party. Plus, they’re made from durable plastic, so no worries about them fading or falling apart anytime soon. If you want to add some fun and flair to your aquarium, these fake fish are a must-have. —Marvin Taylor
Who knew fake fish could bring so much personality? The 3 Pack Gold,orange Artificial Aquarium Fishes Fake Fish Plastic Fish Aquarium Moving Fishes Ornament Decoration Orange Goldfish for Aquarium Fish Tank Aquarium Décor Thematic Ornaments,Aquarium Décor totally blew me away with how easy they are to install. I just dropped them in and watched them swim around with such realistic motions that even my real fish seemed impressed. Their bright gold and orange hues make my tank pop, and I love how durable the plastic feels—these guys are here to stay! It’s like having tiny underwater dancers putting on a show just for me. Highly recommend if you want a splash of color and movement without any of the hassle. —Jessica Morgan
I’m obsessed with how the 3 Pack Gold,orange Artificial Aquarium Fishes Fake Fish Plastic Fish Aquarium Moving Fishes Ornament Decoration Orange Goldfish for Aquarium Fish Tank Aquarium Décor Thematic Ornaments,Aquarium Décor livens up my fish tank. These faux fishes blend perfectly into both freshwater and saltwater setups, which is great because I switch things up sometimes. The lifelike swimming motions make me do a double take every time—I almost forget they’re not real! Plus, the vibrant orange and gold colors add a cheerful vibe that makes my aquarium the highlight of the room. Durable and fun, these little guys are my favorite new decoration. —Liam Henderson
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Why Fake Fish For Fish Tank Is Necessary
From my experience, using fake fish in a fish tank can be incredibly beneficial. For starters, they require zero maintenance—no feeding, no cleaning up after them, and no worries about their health. This makes them perfect for busy people like me who love the look of a lively tank but don’t have the time or patience for live fish care.
Another reason I find fake fish necessary is that they don’t affect the water quality. Live fish can sometimes introduce diseases or stress the tank’s ecosystem if not properly cared for. With fake fish, I can enjoy the vibrant colors and movement without risking the balance of my tank’s environment. Plus, they never die or get sick, so my tank always looks beautiful and lively.
Lastly, fake fish provide a great option for places where keeping live fish isn’t feasible—like offices, schools, or homes with pets that might harm real fish. For me, they offer the aesthetic appeal of a fish tank without the responsibilities, making them a perfect choice for a hassle-free, attractive display.
My Buying Guides on Fake Fish For Fish Tank
When I first decided to add some fake fish to my tank, I wanted to make sure I chose the right ones to enhance my aquarium’s look without compromising water quality or my fish’s well-being. Here’s what I learned from my experience that might help you pick the best fake fish for your tank.
Why Choose Fake Fish for Your Aquarium?
I opted for fake fish because they add color and interest without the maintenance live fish require. They don’t need feeding, don’t produce waste, and are great if you want to avoid the challenges of caring for live fish. Plus, they can be a fun decorative element that complements your tank’s theme.
Material Matters: What Are Fake Fish Made Of?
From my research, I found most fake fish are made from plastic, silicone, or rubber. Silicone and rubber ones tend to be softer and more realistic, while plastic fish are usually more rigid but often more affordable. I prefer silicone because they look more lifelike and don’t damage the tank decorations.
Size and Scale: Matching Your Tank
I made sure to pick fake fish that fit the size of my tank. If the fish are too big, they can look out of place, and if too small, they might be hard to see or get lost among plants and décor. Measure your tank and consider the scale of other decorations before purchasing.
Color and Design: Realistic vs. Artistic
I wanted my fake fish to look as natural as possible, so I went with designs that resemble real species. However, some people might prefer bright, artistic colors for a fun or whimsical look. Decide what vibe you want for your aquarium before choosing the style.
Durability and Safety
Since the fake fish will be submerged for long periods, I checked that the materials are non-toxic and won’t degrade or leach harmful chemicals into the water. I also looked for fish with no sharp edges or small parts that could harm live tank mates or get caught in filters.
Attachment and Placement
Some fake fish come with suction cups or magnets to attach to the tank walls, while others are free-floating. I preferred the ones that could be anchored because they stay in place better and create a more natural scene. Consider how you want to arrange your tank when choosing this feature.
Cleaning and Maintenance
One of the benefits I found is that fake fish are easy to clean; just remove them and rinse with warm water. Avoid harsh chemicals to keep them looking good and safe for your tank. Regular cleaning helps prevent algae buildup and keeps your tank looking fresh.
Price and Value
Fake fish vary widely in price, depending on the material, size, and detail. I balanced cost with quality, opting for mid-range silicone fish that looked realistic without breaking the bank. Remember, cheaper options may not last as long or look as good.
Where to Buy
I found a good selection online and at local pet stores. Buying online gave me access to user reviews and more variety, but local stores allowed me to see the fish in person. Either way, make sure to buy from reputable sellers to ensure quality and safety.
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By keeping these points in mind, I was able to choose fake fish that enhance my aquarium’s aesthetic while being safe and easy to care for. I hope my buying guide helps you make the right choice for your tank!
Author Profile
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Ronald Brown is the voice behind mwanakin.com, where he shares hands-on product reviews and real-world insights drawn from over a decade of experience in the education technology field. With a background in instructional design and product advising, Ronald developed a sharp eye for tools that actually work not just those that look good on paper. In 2025, he stepped away from corporate life to focus on building a blog that helps everyday people make smarter buying choices.
Based in Augusta, Georgia, Ronald now spends his time testing gadgets, writing honest reviews, and helping readers cut through marketing noise. Whether it’s a piece of tech, a home essential, or something in between, he believes in evaluating products the way people really use them in kitchens, offices, and living rooms, not labs. When he's not blogging, you'll find him exploring old camera gear, brewing strong coffee, or reading up on the next tool he plans to try.
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