Are Oyster Shells a Good Filter Media for Aquariums?

Are Oyster Shells a Good Filter Media for Aquariums?

Aquarium Maintenance

Oyster shells provide a large surface area for beneficial bacteria to colonize. These bacteria help in breaking down harmful ammonia and nitrite into less toxic nitrate, which is essential for maintaining a healthy aquarium environment.

The Best Fountain Pond Pumps for 2025

The Best Fountain Pond Pumps for 2025

Announcements

Fountain pond pumps are ideal for creating a display in small to medium ponds or water features, and are typically not overly powerful at filtering or circulating pond water. Above are listed the top 5 best submersible pond pumps for 2025, based on Real Aquatics 2024 sales and reliability data.

PondXpert Guide | Pond Water Quality Test Kits

PondXpert Guide | Pond Water Quality Test Kits

Coldwater

When it comes to maintaining a healthy and thriving pond, one of the key factors to consider is pond water quality. Ensuring that your pond's ecosystem is well-balanced is essential for the overall health of your aquatic plants and fish. In this blog post, we will delve into the techniques and tools you need to master pond water quality.

Black Beard Algae | The Lowdown and the Cause

Black Beard Algae | The Lowdown and the Cause

Algae

Preventing blackbeard algae involves maintaining balanced lighting, nutrient levels, and CO2, as well as quarantining new additions to your aquarium. Blackbeard algae, also known as brush algae or Audouinella, can be quite a nuisance in aquariums. Here are the primary causes of its growth.

What to do if your aquarium air supply fails | advice

What to do if your aquarium air supply fails | advice

Aquarium Maintenance

Healthy aquarium water should be well oxygenated, and the easiest way to achieve this is by adding an aerator to your fish tank, usually in the form of an airpump and air stone or by venturi pipe on your internal or external filter outlet pipework.

PondXpert Guide: Aerating your Pond using an Air Pump

PondXpert Guide: Aerating your Pond using an Air Pump

Algae
In this PondXpert guide, we will explore the why and how of pond aeration, focusing on the benefits of aeration, when your pond may need it, and the different types of pond air pumps available in the UK.
Evolution Aqua: From Murky to Marvellous

Evolution Aqua: From Murky to Marvellous

Algae
Performing regular water changes helps dilute the nutrients in the pond water, reducing the food supply for algae. Aim to change 10-20% of the water weekly, and use a dechlorinator if you’re using tap water.
Evolution Aqua’s Tips: Prepare your Pond for Winter

Evolution Aqua’s Tips: Prepare your Pond for Winter

Brands
Organic matter like leaves, uneaten fish food, and other debris can break down, leading to harmful spikes in ammonia and build-up of nitrates, negatively affecting water quality.
Special Offer: Evolution Aqua Pure Pond Bombs BOGOF

Special Offer: Evolution Aqua Pure Pond Bombs BOGOF

Announcements

For a limited time only we are offering BUY 1 GET 1 FREE on Evolution Aqua pond bombs!

Stock up for next pond season or stick a few spares in your shed! Evolution Aqua pond bombs have a long shelf life, so grab a bargain while stocks last!

How to use Pond Barley Straw for Clear Pond Water

How to use Pond Barley Straw for Clear Pond Water

Algae
For the best results and algae prevention, adding more barley straw a few times a year is good practice to make sure there is always a low concentration of hydrogen peroxide in the pond water.