Potassium is an important macronutrient used by plants transport and synthesize nutrients. Find out how much potassium is needed in your planted aquarium.
Losing power can be dangerous for fish because of reduced oxygen levels or temperature swings. Follow our battle plan for surviving your next power outage.
Not sure which aquarium fertilizer to use? Learn about the Easy Fertilizer line that makes growing planted tanks easy and fun for both beginners and veterans.
Starting a high tech planted tank can be a little intimidating, so follow our step-by-step beginner’s guide to set up your first pressurized CO2 system.
Regular water testing is vital for monitoring the health of your aquarium fish and plants, so let’s talk about which tests you need and when to use them.
For certain African cichlids, catfish, and other fish, using an egg tumbler can increase your hatch rate. Learn how egg tumblers help increase water flow and reduce fungal growth.
Let’s talk about the truth behind water conditioners — how they work, potential risks from overdosing, and any differences amongst the different brands of dechlorinators.
Selling fish online is one way to help offset the costs of your aquarium hobby, so learn about the best practices for shipping live fish through the USPS.
Looking for the perfect gift for the fish hobbyist in your life? To ring in the holiday season, we asked some of our friends and employees about their favorite Co-Op merch and essentials.
Have you ever seen those clear rectangle boxes hanging on the outside of tanks at your local fish store? You are looking at one of the most versatile tools in the fish keeping hobby – the aquarium catch cup.