How to Draw Fish Aquarium Step by Step: A Beginner’s Guide to Creating a Stunning Underwater World

Watching fish swimming in a beautiful aquarium can be not only calming but also therapeutic. There is nothing like the colorful and peaceful underwater world that these little creatures inhabit. But have you ever thought about drawing your aquarium? Whether you want to create a special illustration for your little ones or just want to have a fun activity, drawing a fish aquarium can be a rewarding experience.

In this step-by-step guide, we will take you through the process of capturing the essence of a fish aquarium on paper. You will learn how to choose the right materials and colors to bring your drawing to life. With our easy-to-follow instructions, you will feel confident in your ability to create a realistic and stunning piece of art.

So, grab your pencils, erasers, and paints because it’s time to dive into the colorful world of fish aquariums!

Materials Needed

To draw a fish aquarium step by step, you will need a few essential materials. First and foremost, you will require a pencil and good quality paper to start sketching your design. Once you have the basic outline of the aquarium down, you will need to add details.

This can include different types of fish, plants, and other decorations you want in your aquarium. To create crisp lines and shading, you may also want to invest in some high-quality colored pencils or markers. A ruler will come in handy to ensure that your aquarium is symmetrical, and an eraser allows you to make mistakes without ruining your entire work.

If you are feeling adventurous and want to add some sparkle to your aquarium, glitter or glitter glue may also come in handy. Finally, it’s a good idea to have some references on hand for different types of fish and plants, if you want to add a realistic touch to your aquarium. With these materials at your disposal, you will be able to create a stunning fish aquarium that will impress all who see it.

Pencil, Eraser, Paper, Ruler, Compass, Colored Pencils

When it comes to creating art, having the right materials can make all the difference. As such, there are a few key items that every artist should have in their arsenal: a pencil, eraser, paper, ruler, compass, and colored pencils. Starting with the basics, a good quality pencil and eraser are essential for sketching out initial ideas and making corrections as needed.

When it comes to choosing paper, it’s important to consider the type of medium being used. For instance, some artists may prefer a smoother paper for pencil drawings, while others may opt for a more textured surface for watercolors. When it comes to precision, a ruler and compass come in handy for creating straight lines and accurate circles.

These can be especially helpful for technical drawings or geometric shapes. And, of course, colored pencils can add a pop of color and depth to any piece, allowing for shading and blending. It’s worth noting that while these materials can provide a great foundation for creating art, they’re certainly not the only tools available.

Depending on the artist’s preferred medium and style, they may choose to incorporate other items such as paintbrushes, charcoal, or even digital tools. However, for a beginner or someone looking to build their collection of materials, a pencil, eraser, paper, ruler, compass, and colored pencils are an excellent starting point. So, start creating and let the creativity flow!

how to draw fish aquarium step by step

Step 1: Sketch the Basic Shape

If you’re wondering how to draw a fish aquarium step by step, the first thing you should do is sketch out the basic shape. Start by drawing a large oval for the body of the aquarium, then add a small rectangle at the bottom for the base. Then, draw two lines extending from the top of the oval towards the back of the rectangle to create the sides of the tank.

Once you have the basic shape down, you can start adding details like rocks, plants, and of course, fish! Don’t worry if your initial sketch doesn’t look perfect – the beauty of drawing is that you can always go back and adjust as needed. With a little practice, you’ll be able to create a gorgeous fish tank drawing in no time!

Draw a large rectangle for the tank, and add a small curved line on top for the filter.

When you’re starting to sketch the basic shape for your fish tank, it’s important to first draw a large rectangle to represent the tank’s body. This will give you a clear idea of the space you have to work with when adding in other details like the filter. Once you have the rectangle sketched out, you can start to add in the curved line on top which will represent the filter.

To do this, make a small curving line that extends slightly above the top of the rectangle. Remember, this filter doesn’t have to be overly complicated or detailed at this stage, as you can add more detail later on. Instead, focus on getting the overall shape of the tank down, so you can move onto the next steps.

Taking the time to meticulously sketch out each part of your fish tank will ensure that you end up with a stunning finished product that you can be proud to display in your home.

Step 2: Add Details to the Tank

Now that you’ve sketched out the basic outline of your fish aquarium, it’s time to add some details to make it come to life. Start by drawing the bottom of the tank, which can have sand, gravel, or decorations like rocks and plants. Be sure to add depth by including shadows and highlights.

Next, add some fish, plants, and other aquarium decorations like coral, bubbles, and driftwood. Don’t be afraid to get creative here and experiment with different colors and textures to make your tank unique. Remember to include various types of fish so that your aquarium looks vibrant and colorful.

By adding these details, you’ll be able to create a realistic and beautiful fish aquarium. With patience and practice, you’ll be able to draw an aquarium that looks like it’s ready for your favorite fish to swim around in.

Draw the bottom gravel, plants, rocks, and other decor to the tank.

When decorating your aquarium, the devil’s in the details. After you’ve added your substrate, it’s time to add some personality to your tank with plants, rocks, and other decorations. Be sure to carefully choose what you add to your tank, as not all decorations are suitable for every fish species.

Some fish may need hiding places, while others need open spaces to swim around in. Adding rocks, caves, and driftwood can provide both hiding places and interesting exploration opportunities. Plants not only add beauty and color to your tank but also provide a natural environment for your fish to thrive in.

Make sure to choose plants that can survive in the conditions of your tank, and avoid any that might be toxic to your creatures. With all of these details in place, your aquarium will be a vibrant and engaging environment for both you and your fish to enjoy.

Step 3: Draw the Fish

Now that we have the background of the aquarium, it’s time to add some life to it by drawing the fish! Start by selecting the type of fish you want to draw and gather some visual references for it. Then, sketch the basic shape of the fish with a pencil lightly. Next, add the details such as its fins, tail, and eyes.

Pay attention to the size and position of each detail as it will make a difference in the final outcome. Once you’re satisfied with the sketch, you can start adding the color by using vibrant shades of your choice. Don’t forget to add highlights and shadows to make the fish look more three-dimensional.

Keep practicing until you achieve the desired result. With these steps, you can learn how to draw fish in an aquarium step by step!

Sketch the fish of your choice with a pencil, then refine the details.

If you’re ready to dive into drawing the fish of your choice, grab a pencil and let’s get started! Sketching is a vital step in the drawing process, as it allows you to get a feel for the shape and structure of the fish before refining the details. Begin by lightly drawing the basic shape of your fish, taking note of any distinctive features such as the tail fin or dorsal fin. Once you have the outline in place, it’s time to add in the finer details.

Consider the texture of the scales, the shape of the eyes and any unique markings or colorations. Don’t worry about getting everything perfect right away – this is the time to experiment and play around with different ideas. Remember to erase any unwanted lines and use a sharp pencil to create crisp, clean lines.

By the end of this step, you should have a rough sketch of your fish that is ready for further refinement and shading. With a little patience and practice, you’ll be amazed at the results you can achieve. Are you excited to see your fish come to life on paper? Let’s keep going and take the next step towards bringing your vision to reality!

Step 4: Coloring

Now that you have sketched out your fish aquarium and added some details, it’s time to add some color to your drawing. This is where you can really bring your aquarium to life! Decide on the colors you want to use for the fish, plants, gravel, and any other elements you’ve included. If you’re not sure where to start, take a look at pictures of real fish and aquariums for inspiration.

Begin by coloring in the fish with their base colors. Don’t be afraid to add shading and highlights to make them look more realistic. Once you have finished coloring the fish, move on to the plants and gravel.

Use different shades of green for the plants and mix tones of blues and grays for the gravel. Make sure to color the background accordingly to create depth and dimension! Remember to have fun and experiment with different colors and shading techniques to bring your fish aquarium to life.

Color the fish using colored pencils, leaving some white spaces for highlights.

Colored pencils are a great tool to use when coloring in your fish drawing because they allow you to add depth and texture to your artwork. To create a realistic looking fish, try using different shades of the same color to create shading and contrast. Begin by using a light color to color in the entire fish, leaving some white spaces for highlights.

Then use a darker color to add shading to the areas of the fish that would naturally be darker, such as the underside of the belly and the areas around the eyes. Keep layering colors until you achieve the desired effect, but be careful not to overdo it. Remember to keep your strokes of the colored pencil consistent and in the direction of the scales on the fish’s body to add texture.

With a little patience and practice, you can create a beautiful and realistic looking fish using colored pencils.

Step 5: Final Touches

Now that you’ve completed the major elements of your fish aquarium drawing, it’s time for the final touches. Take a step back and look at your drawing overall – are there any areas that seem unbalanced or unfinished? This is the time to make any necessary adjustments. You might want to add some shading or highlight certain areas to create more depth and realism.

Don’t forget to add some bubbles or water ripples to make it look like your fish are swimming! The final details can really make all the difference in bringing your fish aquarium to life. Don’t rush through this step – take your time and make sure you’re happy with the overall result. With patience and practice, you’ll be able to create stunning fish aquarium drawings that will impress your friends and family.

Ink the drawing and erase the pencil lines, then add any final touches and shading.

Congratulations, you have made it to the final step of your drawing process! The fifth and final step is where you ink the drawing and erase the pencil lines, then add any final touches and shading. This is where your drawing will start to come alive, and all your hard work will pay off. Inking your drawing can be a bit nerve-wracking, but try to keep a steady hand and go slowly.

Once you have inked your drawing, you can use an eraser to gently remove any remaining pencil lines. This will help your drawing look crisp and clean. Now it’s time to add any final touches and shading.

You can use a variety of techniques to add depth and dimension to your drawing, such as cross-hatching or stippling. Use your creativity and experiment with different shading techniques to see what works best for your drawing. Remember to have fun and enjoy the process of bringing your drawing to life.


In conclusion, drawing a fish aquarium is a fin-tastic experience that requires patience, creativity, and attention to detail. By following these step-by-step instructions, you can dive right into the wonderful world of underwater art and create your own colorful and intricate aquarium scene. So grab your pencil, put on your snorkeling gear, and let your imagination swim free as you bring your fish tank to life!”


What are the materials required for drawing a fish aquarium?
You will need drawing paper, pencils, erasers, rulers, and colors or paint.

Can I draw a fish aquarium without any prior experience in drawing?
Yes, with the help of step-by-step instructions, anyone can draw a fish aquarium.

What are the initial steps to draw a fish aquarium?
The initial steps are to draw the outline of the aquarium, the rocks or sand at the bottom, and the plants or decorations.

How many fish should be drawn in an aquarium?
The number of fish to draw is entirely up to you. However, it is recommended to have a balanced and visually appealing composition.

Can I draw different types of fish in my aquarium?
Yes, you can draw any type of fish you like in your aquarium. Just make sure they are compatible and can coexist.

Should I color my aquarium drawing?
The decision to color your aquarium drawing is up to you, but adding color can make the drawing more vibrant and lively.

What are some common mistakes to avoid when drawing a fish aquarium?
Common mistakes to avoid include uneven proportions, lack of balance, and not paying attention to details like the patterns on the fish or the texture of the plants.