A Review of the Best Fish Tank Decor Making a Splash in 2023

As an aquarium owner, you understand the importance of creating an attractive and comfortable environment for your underwater friends. However, with so many different types of fish tank decor available, choosing the right pieces can be overwhelming. In this article, we will review the best fish tank decor options on the market to help you make an informed decision.

What is

A Review of the Best Fish Tank Decor Making a Splash in 2023


Fish tank decor refers to the various objects that are placed inside an aquarium to create an aesthetically pleasing environment for fish and other aquatic creatures. This can include rocks, plants, driftwood, artificial decorations, and more.

Pros and Cons of Fish Tank Decor


  • Enhances the beauty and natural appearance of your aquarium.
  • Provides hiding places and shelter for your fish.
  • Helps to maintain a healthy and balanced ecosystem.
  • Can serve as a focal point or theme for your aquarium.


  • Some types of decor may not be safe for all types of fish.
  • Overcrowding the tank with too much decor can cause problems with water circulation and filtration.
  • Natural decor, such as live plants or wood, requires upkeep and maintenance.

Types of Fish Tank Decor

Artificial Decorations

Artificial decor includes a wide range of items designed to mimic natural environments, such as coral reefs or sunken ships. They come in various materials, such as plastic, ceramic, or resin, and they’re often brightly colored.

Live Plants

Live plants are a great option for adding some natural greenery to your aquarium. They provide a natural filtration system and help to oxygenate the water. However, live plants require more maintenance than artificial decor.


Rocks are commonly used in aquariums and provide hiding places and shelters for fish. They also add a natural element to the tank. However, it’s essential to choose rocks that are safe for your fish and that won’t alter the water’s chemistry.


Driftwood is another natural option for adding some character to your aquarium. It provides hiding places and shelters for fish and can also help to lower the pH level of the water slightly. Like rocks, it’s crucial to choose driftwood that is safe for your fish.

How to Choose Fish Tank Decor

When choosing fish tank decor, there are a few things you should keep in mind:

  • Consider the type of fish you have and their specific needs.
  • Take into account the size of your aquarium and avoid crowding it with too much decor.
  • Think about the overall aesthetic you want to achieve, whether that’s a natural-looking environment or something more fun and playful.

Alternatives to Fish Tank Decor

If you’re looking for alternatives to traditional fish tank decor, consider these options:

  • LED lighting can add a pop of color to your aquarium and create a relaxing ambiance.
  • Bubble walls or air stones can help to oxygenate the water while also creating a visually appealing display.
  • Backgrounds can add depth and interest to your aquarium without taking up any space inside the tank.

Step-by-Step Guide to Adding Fish Tank Decor

Here’s how to add new decor to your aquarium:

  1. Rinse the decor thoroughly with warm water to remove any dust or debris.
  2. If you’re using live plants or wood, soak them in water for a few days before adding them to the tank to prevent them from floating.
  3. Place the decor inside the tank, being careful not to overcrowd it.
  4. Wait a few days before adding any new fish to the tank to ensure that the water chemistry remains stable.

Comparing Fish Tank Decor Options

Let’s compare two popular types of fish tank decor: artificial decorations and live plants.

Artificial Decorations

  • Pros: Easy to clean, come in a wide range of styles and colors, won’t alter the water’s chemistry.
  • Cons: May not be safe for some fish, can look less natural than live plants.

Live Plants

  • Pros: Provide a natural filtration system, oxygenate the water, help to create a more natural environment for fish.
  • Cons: Require more maintenance than artificial decor, some types of plants may not be safe for all types of fish.

Tips for Maintaining Fish Tank Decor

To keep your aquarium looking its best, follow these tips:

  • Clean the decor regularly with warm water to remove any algae or debris.
  • If you’re using live plants, trim them regularly to prevent them from overgrowing or blocking light.
  • Avoid using harsh chemicals or detergents when cleaning the tank or decor, as this can harm your fish.

The Best Fish Tank Decor Options for 2023

  1. Penn-Plax Finding Nemo Resin Ornament Set – This set includes three beautifully crafted resin ornaments that are perfect for fans of the popular movie.
  2. Marina Naturals Foreground Rock Outcrop- This natural-looking rock outcrop is perfect for adding some dimension and interest to the foreground of your aquarium.
  3. QUMY Aquarium Decoration – This set includes a variety of artificial plants that are safe for all types of fish and provide a realistic, natural look to your tank.
  4. Koyal Wholesale Centerpiece Vase Filler Decorative Crushed Glass – This colorful crushed glass can add a pop of color and texture to your aquarium, especially when used with LED lighting.
  5. Zilla Reptile D├ęcor Malaysian Driftwood – This driftwood is a great option for creating a natural, aquatic environment for your fish, while also providing hiding places and shelter.


Fish tank decor plays an essential role in creating a beautiful and healthy environment for your underwater friends. By considering the types of decor available, their pros and cons, and how to choose and maintain them, you can make the best decision for your aquarium. Whether you prefer natural or artificial decor, there are plenty of options on the market to help you achieve your desired aesthetic.


  1. Can I use decor from outside, such as rocks or wood, in my aquarium? It’s generally not recommended to use items from outside because they may carry bacteria or parasites that can harm your fish. It’s best to stick with decor specifically designed for aquarium use.
  1. How often should I clean my fish tank decor? You should clean your decor regularly, ideally once a week, to remove any debris or algae buildup. Be sure to use warm water and avoid using harsh chemicals or detergents.
  1. Do live plants require special lighting? Yes, live plants require specific lighting conditions to thrive. Be sure to research the type of plant you have and its lighting needs before adding it to your aquarium.
  1. Can too much decor be harmful to my fish? Yes, overcrowding your tank with too much decor can cause problems with water circulation and filtration, leading to poor water quality and potentially harming your fish.
  1. How can I tell if decor is safe for my fish? Be sure to research the type of decor you want to use and ensure that it won’t alter the chemistry of your water or harm your specific type of fish. If in doubt, consult with a professional or experienced aquarium owner for guidance.

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