Is Koi Fin Rot Contagious? What Every Pond Owner Needs to Know

how to keep leaves out of a fish pond

The fastest answer to keeping leaves out of a fish pond: stretch a fine-mesh leaf net over the surface before the trees start shedding. Pair it with a surface skimmer and a pre-filter leaf trap on your pump, and you’ll intercept most debris before it ever sinks. Those three layers — physical barrier, surface collection, … Read more

How to Prevent Fin Rot in Koi: Your Complete 2026 Guide

How to Prevent Fin Rot in Koi: Your Complete 2026 Guide Fin rot in koi is one of the most common — and most preventable — pond problems you’ll encounter. In almost every case, it comes down to water quality, filtration, and a few consistent habits. Get those right, and fin rot rarely gets a … Read more

How to Get Rid of Pond Algae Without Killing Fish

The fastest way to get rid of pond algae without killing fish is to combine manual removal with beneficial bacteria and a UV clarifier — targeting algae’s food source while leaving your fish completely unharmed. Most pond owners see significant improvement within 7 to 14 days. If your pond looks more like pea soup than … Read more

Which Pond Algae Treatment Actually Works? A Head-to-Head Comparison by Algae Type (2026)

The treatment you pick matters far less than the algae you’re targeting. UV clarifiers clear green water in 5–14 days—but they do absolutely nothing against string algae, cyanobacteria, or muskgrass. Misidentifying your algae type before treating is the single costliest mistake in pond management. Here’s the evidence-based breakdown of what works, what fails, and exactly … Read more