Simple Care Guide
Saltwater Aquarium Care
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Discover simple, step-by-step guides created by API® experts to help you
keep your water healthy and your fish thriving. Search for specific topics or explore our categories below — from freshwater to planted tanks and ponds — to care routines, water tips, and product recommendations tailored to your setup.
Fish Problem Solving
Learn to recognize when fish need care and how to treat them. Normal behavioral patterns of your fish will reveal a lot when it comes to healthy behavior versus unhealthy behavior. If your fish suddenly seem lethargic, lose their appetite, or begin hovering at the top of the tank when they ordinarily don’t, then they are likely ill and need to be treated with the proper fish remedy. Don’t assume that your fish will bounce back from disease on their own – treat them as soon as you notice symptoms.
Choose from the categories below to learn more about proactive treatment and care for your sick fish. Browse information and solutions for bacterial, fungal, and parasitic infections to accurately diagnose and treat your fish and get them back on the road to wellness!
Symptoms of bacterial disease include fin & tail rot, eye cloud, body slime, mouth fungus, blood streaks in fins and body, and open red sores.
There are several bacterial fish remedies aim to help treat your sick fish. API® MELAFIX™ fish remedy treats these symptoms quickly and effectively, and reduces the risk of spreading disease to healthy fish. With the natural active ingredient Melaleuca – tea tree extract – MELAFIX fish remedy repairs fish tissue and fins that are damaged from handling and netting, and is safe for use with even the most delicate fish species. MELAFIX fish remedy will not color the water, stain ornaments, or alter pH, and will not harm aquarium plants.
